Polling is definitely not polling. The more objects being polled, the more impact that will have on the CPU. SNMP is a low priority process, so it should relinquish CPU if a higher priority process needs it, but if not, it will run as hot as it needs to. If you are going to do a lot of polling, limit the number of request packets. Use GETBULK requests to pull down large numbers of objects at once.
[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...