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 two thin...
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 substitute for EL...
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...