Do you have any other WS-X4013 supervisor Engines? Try to insert a new one into the Chassis and check if the failure still exists. If so, you can make sure there's hardware problem with the original one.
Or insert the WS-X4013 to a new chassis to watch the POST, if the problem still exits, you can deduce that the slot for WS-X4013 of the chassis has some problems.
[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...