N9K – Migration from one vPC Pair to Another Pair with HSRP
Initial config: 1. Initial Config 2. Initial Status 2.1 STP Status Since there are 2 independent L2 links between 2...
Cisco N9K 9364C GX – IPSLA & HSRP
Background: The idea scenario is HSRP configured under SVI interface which runs over the vPC port-channel. 1. IP SLA 1.1...
Cisco N9K 9364C GX – NXOS & EPLD Upgrade
This to upgrade N9K 9364C GX from 10.4(3)F to 10.4(4)M. 1. Copy & Verify Image Nexus-9364C-GX# copy usb1:nxos64-cs.10.4.4.M.bin bootflash: Nexus-9364C-GX#...
Cisco Nexus Switch Stuck in Loader
It seems the bootflash is corrupted. I have tried other images. But I got the same error. loader> help ?...
Cisco N9K 93180YC FX3 – NXOS & EPLD Upgrade
NXOS Version Upgrade 1. Copy & Verify Image 2. Upgrade NXOS Version 2.1 Check Current Version & Bootvar Check boot...
Cisco N9k HSRP Config over vPC
Assume vPC is already configured as shown in the attached post. 1. Enable the Features 2. Configure HSRP 3. Check...
Docker Deploy Gitea
1. Docker Compose File 2. Modify Gitea Config File After starting up the docker container, go to ./gitea/gitea/gitea/conf. app.ini includes...
Install Python Package in a Non-Internet Environment
1. Download Package SSH to a server with Internet connection. 2. Transfer WHL Files to the Server 3. Install the...
Hard Reset Cisco Switch – C3850
Background The switch was in stack and it was dismantled. I was about to erase the config. However, no exec...