Cisco 6807 VSS ISSU Upgrade

The Request: I have a client with multiple 6807 VSS pairs that required an IOS upgrade. All of the pairs have a single SUP2-T in each chassis and were in the 15 code train. Although the ISSU process is very straight forward I wanted to put this quick process up as I had to search through multiple documents to gather all the pieces I needed to knock it out. The Solution: Since these switches were in the proper code train to utilize ISSU I decided that was the best route to go....

December 5, 2014 · 7 min · Dan C Williams

Configure TACACS+ Access on Nexus 7K

The Request: Two new Nexus 7Ks have been installed at one of my client’s data centers. Management connectivity was brought up to the data center core and verified. I was given console access and told to configure TACACS+1 authentication and authorization on the F2 VDC2. The Solution: Configuring TACACS+ on the Nexus 7K is totally different than on IOS and even different than on the Nexus 5K equipment. It also requires a certain order of operations and there is one solid “gotcha” that most people run into....

January 23, 2014 · 4 min · Dan C Williams