cleanup

Systems/Admin-DataCenter/networking/PFV-LAN.md

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+# PFV Local Area Network
+
+- [PFV Local Area Network](#pfv-local-area-network)
+  - [Introduction](#introduction)
+  - [Subnets](#subnets)
+  - [Diagram](#diagram)
+  - [Security considerations](#security-considerations)
+
+## Introduction
+
+## Subnets
+
+- 10.251.0.0/16 (See phpipam for all the particulars)
+
+## Diagram
+
+## Security considerations

Systems/Admin-DataCenter/networking/PFV-WAN.md

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+# PFV WAN
+
+- [PFV WAN](#pfv-wan)
+  - [Introduction](#introduction)
+    - [Provider](#provider)
+  - [IP Allocation](#ip-allocation)
+  - [Diagram](#diagram)
+  - [Security considerations](#security-considerations)
+  - [Availaiblity considerations](#availaiblity-considerations)
+
+## Introduction
+
+The HQ data center provides both corporate network and WAN services. We utilize AT&T Uverse Busienss CLass VDSL service for IP transit.
+
+### Provider
+
+- AT&T Uverse
+- Business DSL (fiber overbuild is projected for late 2021)
+- 60 down/20 up is what I see in speed tests
+
+## IP Allocation
+
+- Static IP setup : <https://forums.att.com/conversations/att-internet-features/how-do-i-setup-an-att-internet-static-ip/5defee02bad5f2f606ea4054>
+
+```text
+Broadband Connection Up
+Broadband Network Type Lightspeed
+Broadband IPv4 Address 107.140.191.0
+Gateway IPv4 Address 107.140.188.1
+MAC Address 84:bb:69:e1:b1:e1
+Primary DNS 68.94.156.9
+Secondary DNS 68.94.157.9
+Primary DNS Name 
+Secondary DNS Name  
+```
+
+```text
+Address:   104.182.29.16         01101000.10110110.00011101.00010 000
+Netmask:   255.255.255.248 = 29  11111111.11111111.11111111.11111 000
+Wildcard:  0.0.0.7               00000000.00000000.00000000.00000 111
+=>
+Network:   104.182.29.16/29      01101000.10110110.00011101.00010 000 (Class A)
+Broadcast: 104.182.29.23         01101000.10110110.00011101.00010 111
+HostMin:   104.182.29.17         01101000.10110110.00011101.00010 001
+HostMax:   104.182.29.22         01101000.10110110.00011101.00010 110
+Hosts/Net: 6                     
+```
+
+- 104.182.29.16 (network address)
+- 104.182.29.17 rtr1
+- 104.182.29.18 rtr2
+- 104.182.29.19 float
+- 104.182.29.20 FNFMail
+- 104.182.29.21 WWW testing
+- 104.182.29.22 (gateway)
+- 104.182.29.23 (broadcast)
+
+## Diagram
+
+## Security considerations
+
+## Availaiblity considerations

Systems/Admin-DataCenter/networking/code/fixeth.sh

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+#!/bin/bash
+
+
+#https://forum.proxmox.com/threads/e1000-driver-hang.58284/
+#https://serverfault.com/questions/616485/e1000e-reset-adapter-unexpectedly-detected-hardware-unit-hang
+
+#magic to detect main int
+echo "Determining management interface..."
+#export MAIN_INT=$(brctl show $(netstat -rn|grep 0.0.0.0|head -n1|awk '{print $NF}') | awk '{print $NF}'|tail -1|awk -F '.' '{print $1}')
+export MAIN_INT=$(brctl show|grep vmbr0|awk '{print $NF}'|awk -F '.' '{print $1}')
+
+echo "Management interface is: $MAIN_INT"
+
+#fix the issue
+echo "Fixing management interface..."
+ethtool -K $MAIN_INT tso off 
+ethtool -K $MAIN_INT gro off 
+ethtool -K $MAIN_INT gso off
+
+#https://forum.proxmox.com/threads/e1000-driver-hang.58284/
+#https://serverfault.com/questions/616485/e1000e-reset-adapter-unexpectedly-detected-hardware-unit-hang
+
+