I have upgraded my share of Nexus5k cores with 4hour windows for each switch. The upgrade path you have chosen will most likely go over your 4hr window. You are already looking at 4 complete reboots with at least one full power disconnect to upgrad...
No, not use a L3 switch as the CE, but instead create a sub-interface on the CE router to encapsulate the traffic between CE and PE using the ISPs provided VLAN/tag id. Sure, just tunnel the traffic.
- Ricky
As Jon stated, this does depend on the provider you are using. In my experience, BGP was the standard and therefore easiest to get provisioned, configured, supported, etc. They will provide you an example config for either tagged(sub-interface) or ...
Hi Tayyab, Thank you for taking the time to share your plan. I have a slightly different upgrade plan that I have been using successfully for years. I just wanted to share this with the group. Steps 1-3 are the same as your plan, step 3 is liste...
