I'm currently running WAAS between our HQ office and a regional site via 2 P-To-P T1's with a 2851 router at each site. The HQ router also has a MPLS T1 that feed 3 other small regional offices. I want to convert the P-To-P T1's to a larger MPLS ci...

I?m replacing a 2621 with VWIC-2MFT-T1 cards and going to a 2821 with VWIC2-2MFT-T1/E1 cards. When I do the cut-over all of my serial interfaces are showing up, line protocol is down. All of my existing routers have the older vwic-2mft-t1 cards. M...