Cisco DMVPN Phase 3

The Request I have a client with a data center, a headquarters/DR site, and a lot of branches spread out all over the world with Internet connectivity. They are currently using static IPSEC Internet facing VPNs to connect to their data center and HQ environemts, but the company is hitting a growth spurt and they are quickly realizing this solution is becoming difficult to scale and manage with their limited in-house IT staff....

March 21, 2015 · 8 min · Dan C Williams

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