I am looking for help with L3 connectivity between a Catalyst VSS pair and Nexus vPC pair. The connections must transport L3 IP encryptors. The attached diagram shows the physical connections.Any thoughts on this model and advice on the L3 configuration and best practice?
Usually best practice is to connect each device to both 6500 switches in a VSS environment, but since the encryption devices have only 2 port (one encrypted and one cipher) this is not possible. So you would need to do some good fail over testing before deploying this.
[toc:faq]The ProblemOn traditional switches whenever we have a trunk
interface we use the VLAN tag to demultiplex the VLANs. The switch needs
to determine which MAC Address table to look in for a forwarding
decision. To do this we require the switch to do...
[toc:faq]Introduction:Netdr is a tool available on a RSP720, Sup720 or
Sup32 that allows one to capture packets on the RP or SP inband. The
netdr command can be used to capture both Tx and Rx packets in the
software switching path. This is not a substitut...
IntroductionOSPF, being a link-state protocol, allows for every router
in the network to know of every link and OSPF speaker in the entire
network. From this picture each router independently runs the Shortest
Path First (SPF) algorithm to determine the b...