I'm working on a backup solution for our remote sites. We are planning on using a VPN over an Internet connection for our backup link. We run EIGRP at the remotes sites redistributed into eBGP/MPLS cloud for our primary WAN connection and then redistributed back into EIGRP at the headend. Iwas labing this out using a GRE tunnel over the VPN and running EIGRP across the VPN.
Wouldn't be better to run eBGP over the GRE tunnel instead and just increase the weight of the primary link
[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...