One of our customers has LMS3.01. I've added a new DefaultIpEcho collector between to remotely located machines (6500 and 4500) for historical and real-time monitoring. Credential Verification check was Ok (snmp RW/Ro community) and I've enabled the remote machine as rtr responder.
Every time I click on the Monitor button in the Collectors Mgmt - Collectors tab I get a web page with the collection details, however the graph (gif) is missing (a red X instead of the gif).
[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...