N9K B2B vPC Enable Jumbo MTU
The test topology is a full mesh. On the same link, if one end is configured with jumbo while the...
N9K Change the vPC Role
Currently the switch 1 takes the vPC secondary role with priority 15 while switch 2 takes the vPC primary role...
N9K – Migrate B2B vPC
1. Initial State The dotted line are links not patched. A pair of routers connect all the SS and SD....
N9K vPC Track
The HSRP is configured on vPC. The active HSRP router is SD001. If the L3 uplink is down, the traffic...
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...
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 ?...