N9K vPC Track
The HSRP is configured on vPC. The active HSRP router is SD001. If the L3 uplink is down, the traffic towards will be blackholed. Configure Track on vPC peers. Each...
Cisco N9k – Double-Sided vPC
1. Test Environment Double-sided vPC is also called Back-to-Back vPC. Test devices are: 2. Config 3. Show Output 4. Troubleshooting Another topology is used. 4.1 Normal Status SS002(config)# do show...
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 pairs of vPC devices, STP blocks one port on SD004....
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 Configuration feature sla sender ip sla 1 icmp-echo 172.16.0.2 source-interface...
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# show file bootflash:nxos64-cs.10.4.4.M.bin md5sum 366ef574de8899b7179e75dc6856492f Nexus-9364C-GX# copy usb1:n9000-epld.10.4.4.M.img 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 ? Print the command list boot Boot image dir List file...
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 variable. Check current version. 2.2 Check Upgrade Path N9K Upgrade...
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 HSRP
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 the config. Refer to Gitea Config Cheat Sheet for parameter...