diff --git a/chirpstack/configuration/us915_2.toml b/chirpstack/configuration/us915_2.toml
new file mode 100644
index 00000000..96dae9e0
--- /dev/null
+++ b/chirpstack/configuration/us915_2.toml
@@ -0,0 +1,243 @@
+# This file contains an example US915 example (channels 16-23 + 66).
+[[regions]]
+
+  # Name is an use-defined identifier for this region.
+  name="us915_2"
+
+  # Common-name refers to the common-name of this region as defined by
+  # the LoRa Alliance.
+  common_name="US915"
+
+
+  # Gateway configuration.
+  [regions.gateway]
+
+    # Force gateways as private.
+    #
+    # If enabled, gateways can only be used by devices under the same tenant.
+    force_gws_private=false
+
+    
+    # Gateway backend configuration.
+    [regions.gateway.backend]
+
+      # The enabled backend type.
+      enabled="mqtt"
+
+      # MQTT configuration.
+      [regions.gateway.backend.mqtt]
+
+        # Event topic template.
+        event_topic="us915_2/gateway/+/event/+"
+
+        # Command topic template.
+        command_topic="us915_2/gateway/{{ gateway_id }}/command/{{ command }}"
+
+        # MQTT server (e.g. scheme://host:port where scheme is tcp, ssl or ws)
+        server="tcp://mosquitto:1883"
+
+        # Connect with the given username (optional)
+        username=""
+
+        # Connect with the given password (optional)
+        password=""
+
+        # Quality of service level
+        #
+        # 0: at most once
+        # 1: at least once
+        # 2: exactly once
+        #
+        # Note: an increase of this value will decrease the performance.
+        # For more information: https://www.hivemq.com/blog/mqtt-essentials-part-6-mqtt-quality-of-service-levels
+        qos=0
+
+        # Clean session
+        #
+        # Set the "clean session" flag in the connect message when this client
+        # connects to an MQTT broker. By setting this flag you are indicating
+        # that no messages saved by the broker for this client should be delivered.
+        clean_session=true
+
+        # Client ID
+        #
+        # Set the client id to be used by this client when connecting to the MQTT
+        # broker. A client id must be no longer than 23 characters. When left blank,
+        # a random id will be generated. This requires clean_session=true.
+        client_id=""
+
+        # CA certificate file (optional)
+        #
+        # Use this when setting up a secure connection (when server uses ssl://...)
+        # but the certificate used by the server is not trusted by any CA certificate
+        # on the server (e.g. when self generated).
+        ca_cert=""
+
+        # TLS certificate file (optional)
+        tls_cert=""
+
+        # TLS key file (optional)
+        tls_key=""
+
+
+    # Gateway channel configuration.
+    #
+    # Note: this configuration is only used in case the gateway is using the
+    # ChirpStack Concentratord daemon. In any other case, this configuration 
+    # is ignored.
+    [[regions.gateway.channels]]
+      frequency=905500000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=905700000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=905900000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=906100000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=906300000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=906500000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=906700000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=906900000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=906200000
+      bandwidth=500000
+      modulation="LORA"
+      spreading_factors=[8]
+
+
+  # Region specific network configuration.
+  [regions.network]
+    
+    # Installation margin (dB) used by the ADR engine.
+    #
+    # A higher number means that the network-server will keep more margin,
+    # resulting in a lower data-rate but decreasing the chance that the
+    # device gets disconnected because it is unable to reach one of the
+    # surrounded gateways.
+    installation_margin=10
+
+    # RX window (Class-A).
+    #
+    # Set this to:
+    # 0: RX1 / RX2
+    # 1: RX1 only
+    # 2: RX2 only
+    rx_window=0
+
+    # RX1 delay (1 - 15 seconds).
+    rx1_delay=1
+
+    # RX1 data-rate offset
+    rx1_dr_offset=0
+
+    # RX2 data-rate
+    rx2_dr=8
+
+    # RX2 frequency (Hz)
+    rx2_frequency=923300000
+
+    # Prefer RX2 on RX1 data-rate less than.
+    #
+    # Prefer RX2 over RX1 based on the RX1 data-rate. When the RX1 data-rate
+    # is smaller than the configured value, then the Network Server will
+    # first try to schedule the downlink for RX2, failing that (e.g. the gateway
+    # has already a payload scheduled at the RX2 timing) it will try RX1.
+    rx2_prefer_on_rx1_dr_lt=0
+
+    # Prefer RX2 on link budget.
+    #
+    # When the link-budget is better for RX2 than for RX1, the Network Server will first
+    # try to schedule the downlink in RX2, failing that it will try RX1.
+    rx2_prefer_on_link_budget=false
+
+    # Downlink TX Power (dBm)
+    #
+    # When set to -1, the downlink TX Power from the configured band will
+    # be used.
+    #
+    # Please consult the LoRaWAN Regional Parameters and local regulations
+    # for valid and legal options. Note that the configured TX Power must be
+    # supported by your gateway(s).
+    downlink_tx_power=-1
+
+    # ADR is disabled.
+    adr_disabled=false
+
+    # Minimum data-rate.
+    min_dr=0
+
+    # Maximum data-rate.
+    max_dr=3
+
+    # Enabled uplink channels.
+    #
+    # Use this when ony a sub-set of the by default enabled channels are being
+    # used. For example when only using the first 8 channels of the US band.
+    # Note: when left blank / empty array, all channels will be enabled.
+    enabled_uplink_channels=[16, 17, 18, 19, 20, 21, 22, 23, 66]
+
+
+    # Rejoin-request configuration (LoRaWAN 1.1)
+    [regions.network.rejoin_request]
+
+      # Request devices to periodically send rejoin-requests.
+      enabled=false
+
+      # The device must send a rejoin-request type 0 at least every 2^(max_count_n + 4)
+      # uplink messages. Valid values are 0 to 15.
+      max_count_n=0
+
+      # The device must send a rejoin-request type 0 at least every 2^(max_time_n + 10)
+      # seconds. Valid values are 0 to 15.
+      #
+      # 0  = roughly 17 minutes
+      # 15 = about 1 year
+      max_time_n=0
+    
+
+    # Class-B configuration.
+    [regions.network.class_b]
+
+      # Ping-slot data-rate. 
+      ping_slot_dr=8
+
+      # Ping-slot frequency (Hz)
+      #
+      # set this to 0 to use the default frequency plan for the configured region
+      # (which could be frequency hopping).
+      ping_slot_frequency=0
diff --git a/chirpstack/configuration/us915_3.toml b/chirpstack/configuration/us915_3.toml
new file mode 100644
index 00000000..8dac6058
--- /dev/null
+++ b/chirpstack/configuration/us915_3.toml
@@ -0,0 +1,243 @@
+# This file contains an example US915 example (channels 24-31 + 67).
+[[regions]]
+
+  # Name is an use-defined identifier for this region.
+  name="us915_3"
+
+  # Common-name refers to the common-name of this region as defined by
+  # the LoRa Alliance.
+  common_name="US915"
+
+
+  # Gateway configuration.
+  [regions.gateway]
+
+    # Force gateways as private.
+    #
+    # If enabled, gateways can only be used by devices under the same tenant.
+    force_gws_private=false
+
+    
+    # Gateway backend configuration.
+    [regions.gateway.backend]
+
+      # The enabled backend type.
+      enabled="mqtt"
+
+      # MQTT configuration.
+      [regions.gateway.backend.mqtt]
+
+        # Event topic template.
+        event_topic="us915_3/gateway/+/event/+"
+
+        # Command topic template.
+        command_topic="us915_3/gateway/{{ gateway_id }}/command/{{ command }}"
+
+        # MQTT server (e.g. scheme://host:port where scheme is tcp, ssl or ws)
+        server="tcp://mosquitto:1883"
+
+        # Connect with the given username (optional)
+        username=""
+
+        # Connect with the given password (optional)
+        password=""
+
+        # Quality of service level
+        #
+        # 0: at most once
+        # 1: at least once
+        # 2: exactly once
+        #
+        # Note: an increase of this value will decrease the performance.
+        # For more information: https://www.hivemq.com/blog/mqtt-essentials-part-6-mqtt-quality-of-service-levels
+        qos=0
+
+        # Clean session
+        #
+        # Set the "clean session" flag in the connect message when this client
+        # connects to an MQTT broker. By setting this flag you are indicating
+        # that no messages saved by the broker for this client should be delivered.
+        clean_session=true
+
+        # Client ID
+        #
+        # Set the client id to be used by this client when connecting to the MQTT
+        # broker. A client id must be no longer than 23 characters. When left blank,
+        # a random id will be generated. This requires clean_session=true.
+        client_id=""
+
+        # CA certificate file (optional)
+        #
+        # Use this when setting up a secure connection (when server uses ssl://...)
+        # but the certificate used by the server is not trusted by any CA certificate
+        # on the server (e.g. when self generated).
+        ca_cert=""
+
+        # TLS certificate file (optional)
+        tls_cert=""
+
+        # TLS key file (optional)
+        tls_key=""
+
+
+    # Gateway channel configuration.
+    #
+    # Note: this configuration is only used in case the gateway is using the
+    # ChirpStack Concentratord daemon. In any other case, this configuration 
+    # is ignored.
+    [[regions.gateway.channels]]
+      frequency=907100000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=907300000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=907500000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=907700000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=907900000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=908100000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=908300000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=908500000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=907800000
+      bandwidth=500000
+      modulation="LORA"
+      spreading_factors=[8]
+
+
+  # Region specific network configuration.
+  [regions.network]
+    
+    # Installation margin (dB) used by the ADR engine.
+    #
+    # A higher number means that the network-server will keep more margin,
+    # resulting in a lower data-rate but decreasing the chance that the
+    # device gets disconnected because it is unable to reach one of the
+    # surrounded gateways.
+    installation_margin=10
+
+    # RX window (Class-A).
+    #
+    # Set this to:
+    # 0: RX1 / RX2
+    # 1: RX1 only
+    # 2: RX2 only
+    rx_window=0
+
+    # RX1 delay (1 - 15 seconds).
+    rx1_delay=1
+
+    # RX1 data-rate offset
+    rx1_dr_offset=0
+
+    # RX2 data-rate
+    rx2_dr=8
+
+    # RX2 frequency (Hz)
+    rx2_frequency=923300000
+
+    # Prefer RX2 on RX1 data-rate less than.
+    #
+    # Prefer RX2 over RX1 based on the RX1 data-rate. When the RX1 data-rate
+    # is smaller than the configured value, then the Network Server will
+    # first try to schedule the downlink for RX2, failing that (e.g. the gateway
+    # has already a payload scheduled at the RX2 timing) it will try RX1.
+    rx2_prefer_on_rx1_dr_lt=0
+
+    # Prefer RX2 on link budget.
+    #
+    # When the link-budget is better for RX2 than for RX1, the Network Server will first
+    # try to schedule the downlink in RX2, failing that it will try RX1.
+    rx2_prefer_on_link_budget=false
+
+    # Downlink TX Power (dBm)
+    #
+    # When set to -1, the downlink TX Power from the configured band will
+    # be used.
+    #
+    # Please consult the LoRaWAN Regional Parameters and local regulations
+    # for valid and legal options. Note that the configured TX Power must be
+    # supported by your gateway(s).
+    downlink_tx_power=-1
+
+    # ADR is disabled.
+    adr_disabled=false
+
+    # Minimum data-rate.
+    min_dr=0
+
+    # Maximum data-rate.
+    max_dr=3
+
+    # Enabled uplink channels.
+    #
+    # Use this when ony a sub-set of the by default enabled channels are being
+    # used. For example when only using the first 8 channels of the US band.
+    # Note: when left blank / empty array, all channels will be enabled.
+    enabled_uplink_channels=[24, 25, 26, 27, 28, 29, 30, 31, 67]
+
+
+    # Rejoin-request configuration (LoRaWAN 1.1)
+    [regions.network.rejoin_request]
+
+      # Request devices to periodically send rejoin-requests.
+      enabled=false
+
+      # The device must send a rejoin-request type 0 at least every 2^(max_count_n + 4)
+      # uplink messages. Valid values are 0 to 15.
+      max_count_n=0
+
+      # The device must send a rejoin-request type 0 at least every 2^(max_time_n + 10)
+      # seconds. Valid values are 0 to 15.
+      #
+      # 0  = roughly 17 minutes
+      # 15 = about 1 year
+      max_time_n=0
+    
+
+    # Class-B configuration.
+    [regions.network.class_b]
+
+      # Ping-slot data-rate. 
+      ping_slot_dr=8
+
+      # Ping-slot frequency (Hz)
+      #
+      # set this to 0 to use the default frequency plan for the configured region
+      # (which could be frequency hopping).
+      ping_slot_frequency=0
diff --git a/chirpstack/configuration/us915_4.toml b/chirpstack/configuration/us915_4.toml
new file mode 100644
index 00000000..deb3f72e
--- /dev/null
+++ b/chirpstack/configuration/us915_4.toml
@@ -0,0 +1,243 @@
+# This file contains an example US915 example (channels 32-39 + 68).
+[[regions]]
+
+  # Name is an use-defined identifier for this region.
+  name="us915_4"
+
+  # Common-name refers to the common-name of this region as defined by
+  # the LoRa Alliance.
+  common_name="US915"
+
+
+  # Gateway configuration.
+  [regions.gateway]
+
+    # Force gateways as private.
+    #
+    # If enabled, gateways can only be used by devices under the same tenant.
+    force_gws_private=false
+
+    
+    # Gateway backend configuration.
+    [regions.gateway.backend]
+
+      # The enabled backend type.
+      enabled="mqtt"
+
+      # MQTT configuration.
+      [regions.gateway.backend.mqtt]
+
+        # Event topic template.
+        event_topic="us915_4/gateway/+/event/+"
+
+        # Command topic template.
+        command_topic="us915_4/gateway/{{ gateway_id }}/command/{{ command }}"
+
+        # MQTT server (e.g. scheme://host:port where scheme is tcp, ssl or ws)
+        server="tcp://mosquitto:1883"
+
+        # Connect with the given username (optional)
+        username=""
+
+        # Connect with the given password (optional)
+        password=""
+
+        # Quality of service level
+        #
+        # 0: at most once
+        # 1: at least once
+        # 2: exactly once
+        #
+        # Note: an increase of this value will decrease the performance.
+        # For more information: https://www.hivemq.com/blog/mqtt-essentials-part-6-mqtt-quality-of-service-levels
+        qos=0
+
+        # Clean session
+        #
+        # Set the "clean session" flag in the connect message when this client
+        # connects to an MQTT broker. By setting this flag you are indicating
+        # that no messages saved by the broker for this client should be delivered.
+        clean_session=true
+
+        # Client ID
+        #
+        # Set the client id to be used by this client when connecting to the MQTT
+        # broker. A client id must be no longer than 23 characters. When left blank,
+        # a random id will be generated. This requires clean_session=true.
+        client_id=""
+
+        # CA certificate file (optional)
+        #
+        # Use this when setting up a secure connection (when server uses ssl://...)
+        # but the certificate used by the server is not trusted by any CA certificate
+        # on the server (e.g. when self generated).
+        ca_cert=""
+
+        # TLS certificate file (optional)
+        tls_cert=""
+
+        # TLS key file (optional)
+        tls_key=""
+
+
+    # Gateway channel configuration.
+    #
+    # Note: this configuration is only used in case the gateway is using the
+    # ChirpStack Concentratord daemon. In any other case, this configuration 
+    # is ignored.
+    [[regions.gateway.channels]]
+      frequency=908700000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=908900000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=909100000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=909300000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=909500000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=909700000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=909900000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=910100000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=909400000
+      bandwidth=500000
+      modulation="LORA"
+      spreading_factors=[8]
+
+
+  # Region specific network configuration.
+  [regions.network]
+    
+    # Installation margin (dB) used by the ADR engine.
+    #
+    # A higher number means that the network-server will keep more margin,
+    # resulting in a lower data-rate but decreasing the chance that the
+    # device gets disconnected because it is unable to reach one of the
+    # surrounded gateways.
+    installation_margin=10
+
+    # RX window (Class-A).
+    #
+    # Set this to:
+    # 0: RX1 / RX2
+    # 1: RX1 only
+    # 2: RX2 only
+    rx_window=0
+
+    # RX1 delay (1 - 15 seconds).
+    rx1_delay=1
+
+    # RX1 data-rate offset
+    rx1_dr_offset=0
+
+    # RX2 data-rate
+    rx2_dr=8
+
+    # RX2 frequency (Hz)
+    rx2_frequency=923300000
+
+    # Prefer RX2 on RX1 data-rate less than.
+    #
+    # Prefer RX2 over RX1 based on the RX1 data-rate. When the RX1 data-rate
+    # is smaller than the configured value, then the Network Server will
+    # first try to schedule the downlink for RX2, failing that (e.g. the gateway
+    # has already a payload scheduled at the RX2 timing) it will try RX1.
+    rx2_prefer_on_rx1_dr_lt=0
+
+    # Prefer RX2 on link budget.
+    #
+    # When the link-budget is better for RX2 than for RX1, the Network Server will first
+    # try to schedule the downlink in RX2, failing that it will try RX1.
+    rx2_prefer_on_link_budget=false
+
+    # Downlink TX Power (dBm)
+    #
+    # When set to -1, the downlink TX Power from the configured band will
+    # be used.
+    #
+    # Please consult the LoRaWAN Regional Parameters and local regulations
+    # for valid and legal options. Note that the configured TX Power must be
+    # supported by your gateway(s).
+    downlink_tx_power=-1
+
+    # ADR is disabled.
+    adr_disabled=false
+
+    # Minimum data-rate.
+    min_dr=0
+
+    # Maximum data-rate.
+    max_dr=3
+
+    # Enabled uplink channels.
+    #
+    # Use this when ony a sub-set of the by default enabled channels are being
+    # used. For example when only using the first 8 channels of the US band.
+    # Note: when left blank / empty array, all channels will be enabled.
+    enabled_uplink_channels=[32, 33, 34, 35, 36, 37, 38, 39, 68]
+
+
+    # Rejoin-request configuration (LoRaWAN 1.1)
+    [regions.network.rejoin_request]
+
+      # Request devices to periodically send rejoin-requests.
+      enabled=false
+
+      # The device must send a rejoin-request type 0 at least every 2^(max_count_n + 4)
+      # uplink messages. Valid values are 0 to 15.
+      max_count_n=0
+
+      # The device must send a rejoin-request type 0 at least every 2^(max_time_n + 10)
+      # seconds. Valid values are 0 to 15.
+      #
+      # 0  = roughly 17 minutes
+      # 15 = about 1 year
+      max_time_n=0
+    
+
+    # Class-B configuration.
+    [regions.network.class_b]
+
+      # Ping-slot data-rate. 
+      ping_slot_dr=8
+
+      # Ping-slot frequency (Hz)
+      #
+      # set this to 0 to use the default frequency plan for the configured region
+      # (which could be frequency hopping).
+      ping_slot_frequency=0
diff --git a/chirpstack/configuration/us915_5.toml b/chirpstack/configuration/us915_5.toml
new file mode 100644
index 00000000..9dc3673b
--- /dev/null
+++ b/chirpstack/configuration/us915_5.toml
@@ -0,0 +1,243 @@
+# This file contains an example US915 example (channels 40-47 + 69).
+[[regions]]
+
+  # Name is an use-defined identifier for this region.
+  name="us915_5"
+
+  # Common-name refers to the common-name of this region as defined by
+  # the LoRa Alliance.
+  common_name="US915"
+
+
+  # Gateway configuration.
+  [regions.gateway]
+
+    # Force gateways as private.
+    #
+    # If enabled, gateways can only be used by devices under the same tenant.
+    force_gws_private=false
+
+    
+    # Gateway backend configuration.
+    [regions.gateway.backend]
+
+      # The enabled backend type.
+      enabled="mqtt"
+
+      # MQTT configuration.
+      [regions.gateway.backend.mqtt]
+
+        # Event topic template.
+        event_topic="us915_5/gateway/+/event/+"
+
+        # Command topic template.
+        command_topic="us915_5/gateway/{{ gateway_id }}/command/{{ command }}"
+
+        # MQTT server (e.g. scheme://host:port where scheme is tcp, ssl or ws)
+        server="tcp://mosquitto:1883"
+
+        # Connect with the given username (optional)
+        username=""
+
+        # Connect with the given password (optional)
+        password=""
+
+        # Quality of service level
+        #
+        # 0: at most once
+        # 1: at least once
+        # 2: exactly once
+        #
+        # Note: an increase of this value will decrease the performance.
+        # For more information: https://www.hivemq.com/blog/mqtt-essentials-part-6-mqtt-quality-of-service-levels
+        qos=0
+
+        # Clean session
+        #
+        # Set the "clean session" flag in the connect message when this client
+        # connects to an MQTT broker. By setting this flag you are indicating
+        # that no messages saved by the broker for this client should be delivered.
+        clean_session=true
+
+        # Client ID
+        #
+        # Set the client id to be used by this client when connecting to the MQTT
+        # broker. A client id must be no longer than 23 characters. When left blank,
+        # a random id will be generated. This requires clean_session=true.
+        client_id=""
+
+        # CA certificate file (optional)
+        #
+        # Use this when setting up a secure connection (when server uses ssl://...)
+        # but the certificate used by the server is not trusted by any CA certificate
+        # on the server (e.g. when self generated).
+        ca_cert=""
+
+        # TLS certificate file (optional)
+        tls_cert=""
+
+        # TLS key file (optional)
+        tls_key=""
+
+
+    # Gateway channel configuration.
+    #
+    # Note: this configuration is only used in case the gateway is using the
+    # ChirpStack Concentratord daemon. In any other case, this configuration 
+    # is ignored.
+    [[regions.gateway.channels]]
+      frequency=910300000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=910500000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=910700000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=910900000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=911100000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=911300000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=911500000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=911700000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=911000000
+      bandwidth=500000
+      modulation="LORA"
+      spreading_factors=[8]
+
+
+  # Region specific network configuration.
+  [regions.network]
+    
+    # Installation margin (dB) used by the ADR engine.
+    #
+    # A higher number means that the network-server will keep more margin,
+    # resulting in a lower data-rate but decreasing the chance that the
+    # device gets disconnected because it is unable to reach one of the
+    # surrounded gateways.
+    installation_margin=10
+
+    # RX window (Class-A).
+    #
+    # Set this to:
+    # 0: RX1 / RX2
+    # 1: RX1 only
+    # 2: RX2 only
+    rx_window=0
+
+    # RX1 delay (1 - 15 seconds).
+    rx1_delay=1
+
+    # RX1 data-rate offset
+    rx1_dr_offset=0
+
+    # RX2 data-rate
+    rx2_dr=8
+
+    # RX2 frequency (Hz)
+    rx2_frequency=923300000
+
+    # Prefer RX2 on RX1 data-rate less than.
+    #
+    # Prefer RX2 over RX1 based on the RX1 data-rate. When the RX1 data-rate
+    # is smaller than the configured value, then the Network Server will
+    # first try to schedule the downlink for RX2, failing that (e.g. the gateway
+    # has already a payload scheduled at the RX2 timing) it will try RX1.
+    rx2_prefer_on_rx1_dr_lt=0
+
+    # Prefer RX2 on link budget.
+    #
+    # When the link-budget is better for RX2 than for RX1, the Network Server will first
+    # try to schedule the downlink in RX2, failing that it will try RX1.
+    rx2_prefer_on_link_budget=false
+
+    # Downlink TX Power (dBm)
+    #
+    # When set to -1, the downlink TX Power from the configured band will
+    # be used.
+    #
+    # Please consult the LoRaWAN Regional Parameters and local regulations
+    # for valid and legal options. Note that the configured TX Power must be
+    # supported by your gateway(s).
+    downlink_tx_power=-1
+
+    # ADR is disabled.
+    adr_disabled=false
+
+    # Minimum data-rate.
+    min_dr=0
+
+    # Maximum data-rate.
+    max_dr=3
+
+    # Enabled uplink channels.
+    #
+    # Use this when ony a sub-set of the by default enabled channels are being
+    # used. For example when only using the first 8 channels of the US band.
+    # Note: when left blank / empty array, all channels will be enabled.
+    enabled_uplink_channels=[40, 41, 42, 43, 44, 45, 46, 47, 69]
+
+
+    # Rejoin-request configuration (LoRaWAN 1.1)
+    [regions.network.rejoin_request]
+
+      # Request devices to periodically send rejoin-requests.
+      enabled=false
+
+      # The device must send a rejoin-request type 0 at least every 2^(max_count_n + 4)
+      # uplink messages. Valid values are 0 to 15.
+      max_count_n=0
+
+      # The device must send a rejoin-request type 0 at least every 2^(max_time_n + 10)
+      # seconds. Valid values are 0 to 15.
+      #
+      # 0  = roughly 17 minutes
+      # 15 = about 1 year
+      max_time_n=0
+    
+
+    # Class-B configuration.
+    [regions.network.class_b]
+
+      # Ping-slot data-rate. 
+      ping_slot_dr=8
+
+      # Ping-slot frequency (Hz)
+      #
+      # set this to 0 to use the default frequency plan for the configured region
+      # (which could be frequency hopping).
+      ping_slot_frequency=0
diff --git a/chirpstack/configuration/us915_6.toml b/chirpstack/configuration/us915_6.toml
new file mode 100644
index 00000000..ba76fb95
--- /dev/null
+++ b/chirpstack/configuration/us915_6.toml
@@ -0,0 +1,243 @@
+# This file contains an example US915 example (channels 48-55 + 70).
+[[regions]]
+
+  # Name is an use-defined identifier for this region.
+  name="us915_6"
+
+  # Common-name refers to the common-name of this region as defined by
+  # the LoRa Alliance.
+  common_name="US915"
+
+
+  # Gateway configuration.
+  [regions.gateway]
+
+    # Force gateways as private.
+    #
+    # If enabled, gateways can only be used by devices under the same tenant.
+    force_gws_private=false
+
+    
+    # Gateway backend configuration.
+    [regions.gateway.backend]
+
+      # The enabled backend type.
+      enabled="mqtt"
+
+      # MQTT configuration.
+      [regions.gateway.backend.mqtt]
+
+        # Event topic template.
+        event_topic="us915_6/gateway/+/event/+"
+
+        # Command topic template.
+        command_topic="us915_6/gateway/{{ gateway_id }}/command/{{ command }}"
+
+        # MQTT server (e.g. scheme://host:port where scheme is tcp, ssl or ws)
+        server="tcp://mosquitto:1883"
+
+        # Connect with the given username (optional)
+        username=""
+
+        # Connect with the given password (optional)
+        password=""
+
+        # Quality of service level
+        #
+        # 0: at most once
+        # 1: at least once
+        # 2: exactly once
+        #
+        # Note: an increase of this value will decrease the performance.
+        # For more information: https://www.hivemq.com/blog/mqtt-essentials-part-6-mqtt-quality-of-service-levels
+        qos=0
+
+        # Clean session
+        #
+        # Set the "clean session" flag in the connect message when this client
+        # connects to an MQTT broker. By setting this flag you are indicating
+        # that no messages saved by the broker for this client should be delivered.
+        clean_session=true
+
+        # Client ID
+        #
+        # Set the client id to be used by this client when connecting to the MQTT
+        # broker. A client id must be no longer than 23 characters. When left blank,
+        # a random id will be generated. This requires clean_session=true.
+        client_id=""
+
+        # CA certificate file (optional)
+        #
+        # Use this when setting up a secure connection (when server uses ssl://...)
+        # but the certificate used by the server is not trusted by any CA certificate
+        # on the server (e.g. when self generated).
+        ca_cert=""
+
+        # TLS certificate file (optional)
+        tls_cert=""
+
+        # TLS key file (optional)
+        tls_key=""
+
+
+    # Gateway channel configuration.
+    #
+    # Note: this configuration is only used in case the gateway is using the
+    # ChirpStack Concentratord daemon. In any other case, this configuration 
+    # is ignored.
+    [[regions.gateway.channels]]
+      frequency=911900000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=912100000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=912300000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=912500000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=912700000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=912900000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=913100000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=913300000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=912600000
+      bandwidth=500000
+      modulation="LORA"
+      spreading_factors=[8]
+
+
+  # Region specific network configuration.
+  [regions.network]
+    
+    # Installation margin (dB) used by the ADR engine.
+    #
+    # A higher number means that the network-server will keep more margin,
+    # resulting in a lower data-rate but decreasing the chance that the
+    # device gets disconnected because it is unable to reach one of the
+    # surrounded gateways.
+    installation_margin=10
+
+    # RX window (Class-A).
+    #
+    # Set this to:
+    # 0: RX1 / RX2
+    # 1: RX1 only
+    # 2: RX2 only
+    rx_window=0
+
+    # RX1 delay (1 - 15 seconds).
+    rx1_delay=1
+
+    # RX1 data-rate offset
+    rx1_dr_offset=0
+
+    # RX2 data-rate
+    rx2_dr=8
+
+    # RX2 frequency (Hz)
+    rx2_frequency=923300000
+
+    # Prefer RX2 on RX1 data-rate less than.
+    #
+    # Prefer RX2 over RX1 based on the RX1 data-rate. When the RX1 data-rate
+    # is smaller than the configured value, then the Network Server will
+    # first try to schedule the downlink for RX2, failing that (e.g. the gateway
+    # has already a payload scheduled at the RX2 timing) it will try RX1.
+    rx2_prefer_on_rx1_dr_lt=0
+
+    # Prefer RX2 on link budget.
+    #
+    # When the link-budget is better for RX2 than for RX1, the Network Server will first
+    # try to schedule the downlink in RX2, failing that it will try RX1.
+    rx2_prefer_on_link_budget=false
+
+    # Downlink TX Power (dBm)
+    #
+    # When set to -1, the downlink TX Power from the configured band will
+    # be used.
+    #
+    # Please consult the LoRaWAN Regional Parameters and local regulations
+    # for valid and legal options. Note that the configured TX Power must be
+    # supported by your gateway(s).
+    downlink_tx_power=-1
+
+    # ADR is disabled.
+    adr_disabled=false
+
+    # Minimum data-rate.
+    min_dr=0
+
+    # Maximum data-rate.
+    max_dr=3
+
+    # Enabled uplink channels.
+    #
+    # Use this when ony a sub-set of the by default enabled channels are being
+    # used. For example when only using the first 8 channels of the US band.
+    # Note: when left blank / empty array, all channels will be enabled.
+    enabled_uplink_channels=[48, 49, 50, 51, 52, 53, 54, 55, 70]
+
+
+    # Rejoin-request configuration (LoRaWAN 1.1)
+    [regions.network.rejoin_request]
+
+      # Request devices to periodically send rejoin-requests.
+      enabled=false
+
+      # The device must send a rejoin-request type 0 at least every 2^(max_count_n + 4)
+      # uplink messages. Valid values are 0 to 15.
+      max_count_n=0
+
+      # The device must send a rejoin-request type 0 at least every 2^(max_time_n + 10)
+      # seconds. Valid values are 0 to 15.
+      #
+      # 0  = roughly 17 minutes
+      # 15 = about 1 year
+      max_time_n=0
+    
+
+    # Class-B configuration.
+    [regions.network.class_b]
+
+      # Ping-slot data-rate. 
+      ping_slot_dr=8
+
+      # Ping-slot frequency (Hz)
+      #
+      # set this to 0 to use the default frequency plan for the configured region
+      # (which could be frequency hopping).
+      ping_slot_frequency=0
diff --git a/chirpstack/configuration/us915_7.toml b/chirpstack/configuration/us915_7.toml
new file mode 100644
index 00000000..e82b473d
--- /dev/null
+++ b/chirpstack/configuration/us915_7.toml
@@ -0,0 +1,243 @@
+# This file contains an example US915 example (channels 56-63 + 71).
+[[regions]]
+
+  # Name is an use-defined identifier for this region.
+  name="us915_7"
+
+  # Common-name refers to the common-name of this region as defined by
+  # the LoRa Alliance.
+  common_name="US915"
+
+
+  # Gateway configuration.
+  [regions.gateway]
+
+    # Force gateways as private.
+    #
+    # If enabled, gateways can only be used by devices under the same tenant.
+    force_gws_private=false
+
+    
+    # Gateway backend configuration.
+    [regions.gateway.backend]
+
+      # The enabled backend type.
+      enabled="mqtt"
+
+      # MQTT configuration.
+      [regions.gateway.backend.mqtt]
+
+        # Event topic template.
+        event_topic="us915_7/gateway/+/event/+"
+
+        # Command topic template.
+        command_topic="us915_7/gateway/{{ gateway_id }}/command/{{ command }}"
+
+        # MQTT server (e.g. scheme://host:port where scheme is tcp, ssl or ws)
+        server="tcp://mosquitto:1883"
+
+        # Connect with the given username (optional)
+        username=""
+
+        # Connect with the given password (optional)
+        password=""
+
+        # Quality of service level
+        #
+        # 0: at most once
+        # 1: at least once
+        # 2: exactly once
+        #
+        # Note: an increase of this value will decrease the performance.
+        # For more information: https://www.hivemq.com/blog/mqtt-essentials-part-6-mqtt-quality-of-service-levels
+        qos=0
+
+        # Clean session
+        #
+        # Set the "clean session" flag in the connect message when this client
+        # connects to an MQTT broker. By setting this flag you are indicating
+        # that no messages saved by the broker for this client should be delivered.
+        clean_session=true
+
+        # Client ID
+        #
+        # Set the client id to be used by this client when connecting to the MQTT
+        # broker. A client id must be no longer than 23 characters. When left blank,
+        # a random id will be generated. This requires clean_session=true.
+        client_id=""
+
+        # CA certificate file (optional)
+        #
+        # Use this when setting up a secure connection (when server uses ssl://...)
+        # but the certificate used by the server is not trusted by any CA certificate
+        # on the server (e.g. when self generated).
+        ca_cert=""
+
+        # TLS certificate file (optional)
+        tls_cert=""
+
+        # TLS key file (optional)
+        tls_key=""
+
+
+    # Gateway channel configuration.
+    #
+    # Note: this configuration is only used in case the gateway is using the
+    # ChirpStack Concentratord daemon. In any other case, this configuration 
+    # is ignored.
+    [[regions.gateway.channels]]
+      frequency=913500000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=913700000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=913900000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=914100000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=914300000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=914500000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=914700000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=914900000
+      bandwidth=125000
+      modulation="LORA"
+      spreading_factors=[7, 8, 9, 10]
+
+    [[regions.gateway.channels]]
+      frequency=914200000
+      bandwidth=500000
+      modulation="LORA"
+      spreading_factors=[8]
+
+
+  # Region specific network configuration.
+  [regions.network]
+    
+    # Installation margin (dB) used by the ADR engine.
+    #
+    # A higher number means that the network-server will keep more margin,
+    # resulting in a lower data-rate but decreasing the chance that the
+    # device gets disconnected because it is unable to reach one of the
+    # surrounded gateways.
+    installation_margin=10
+
+    # RX window (Class-A).
+    #
+    # Set this to:
+    # 0: RX1 / RX2
+    # 1: RX1 only
+    # 2: RX2 only
+    rx_window=0
+
+    # RX1 delay (1 - 15 seconds).
+    rx1_delay=1
+
+    # RX1 data-rate offset
+    rx1_dr_offset=0
+
+    # RX2 data-rate
+    rx2_dr=8
+
+    # RX2 frequency (Hz)
+    rx2_frequency=923300000
+
+    # Prefer RX2 on RX1 data-rate less than.
+    #
+    # Prefer RX2 over RX1 based on the RX1 data-rate. When the RX1 data-rate
+    # is smaller than the configured value, then the Network Server will
+    # first try to schedule the downlink for RX2, failing that (e.g. the gateway
+    # has already a payload scheduled at the RX2 timing) it will try RX1.
+    rx2_prefer_on_rx1_dr_lt=0
+
+    # Prefer RX2 on link budget.
+    #
+    # When the link-budget is better for RX2 than for RX1, the Network Server will first
+    # try to schedule the downlink in RX2, failing that it will try RX1.
+    rx2_prefer_on_link_budget=false
+
+    # Downlink TX Power (dBm)
+    #
+    # When set to -1, the downlink TX Power from the configured band will
+    # be used.
+    #
+    # Please consult the LoRaWAN Regional Parameters and local regulations
+    # for valid and legal options. Note that the configured TX Power must be
+    # supported by your gateway(s).
+    downlink_tx_power=-1
+
+    # ADR is disabled.
+    adr_disabled=false
+
+    # Minimum data-rate.
+    min_dr=0
+
+    # Maximum data-rate.
+    max_dr=3
+
+    # Enabled uplink channels.
+    #
+    # Use this when ony a sub-set of the by default enabled channels are being
+    # used. For example when only using the first 8 channels of the US band.
+    # Note: when left blank / empty array, all channels will be enabled.
+    enabled_uplink_channels=[56, 57, 58, 59, 60, 61, 62, 63, 71]
+
+
+    # Rejoin-request configuration (LoRaWAN 1.1)
+    [regions.network.rejoin_request]
+
+      # Request devices to periodically send rejoin-requests.
+      enabled=false
+
+      # The device must send a rejoin-request type 0 at least every 2^(max_count_n + 4)
+      # uplink messages. Valid values are 0 to 15.
+      max_count_n=0
+
+      # The device must send a rejoin-request type 0 at least every 2^(max_time_n + 10)
+      # seconds. Valid values are 0 to 15.
+      #
+      # 0  = roughly 17 minutes
+      # 15 = about 1 year
+      max_time_n=0
+    
+
+    # Class-B configuration.
+    [regions.network.class_b]
+
+      # Ping-slot data-rate. 
+      ping_slot_dr=8
+
+      # Ping-slot frequency (Hz)
+      #
+      # set this to 0 to use the default frequency plan for the configured region
+      # (which could be frequency hopping).
+      ping_slot_frequency=0