I am trying to bring up an IPSec tunnel between an ASR1002 and a 2821. The tunnel itself works. Only the 2821 shows hits against its access list. Only the 2821 shows packets being encrypted with no decrypted packets. I purchased the firewall and IPSe...

I recently upgraded code on a Cat 4006 with a SUP IV engine to Version 12.2(25)SG from Version 122-18.EW. The switch seems to be running at a higher CPU since the upgrade and doesn't handle broadcast traffic as well. This switch is my ROOT. It has re...

If I issue the command:sh ip bgp neigh x.x.x.x advertised-routes and I see that I am advertising a route to the neighbor ( my ISP ), under what circumstances would the route not be propagated throughout the Internet?

I am in the process of moving connections off of a Cat 4006 onto a stack of 3750s. On the 4006, I see no errors on the show interface command. I move the cable ( same exact cable ) from the 4006 to the 3750 and the port gets CRC and input errors.The ...

Does the Sup IV module running IOS software allow for NAT configuration? If so, what release?