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...
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...
C9300 Stack
Redundancy There are 2 redundancy stack mode. 1+1 Redundancy Prerequisites Enable 1+1 Mode By selecting the role, it enables the...
Cisco N9k vPC Config
1. Topology and Device Info 2. vPC Config 2.1 Enable vPC Feature feature vpcN9K-01# show feature | in vpcvpc 1...
Cisco C9500 StackWise Virtual
1. Prerequisites Both switches in the Cisco StackWise Virtual pair must be: 2. Configure StackWise Virtual Device List Platform C9500-24Y4C...
Cisco C9500 Stuck in ROMMON Mode
Issue Description I have a pair of C9500 switches in StackWise Virtual mode. After I disable the Secure StackWise Virtual...
Cisco 2900 Series – Line 2 & Embedded-Service-Engine
Line 2 in 2900/3900 series router is used by ISM (Internal Service Module). A single ISM slot provides flexibility to...