I have syslog configured on routers and switches, and I have configured alerts on my syslog server. The alerts depends on the
context of the line in syslog message. Let say, if the line contains word UPDOWN, then a mail will be sent to me stating that on a particular router an interface is down.
I want to do the same with CPU usage and memory usage.Unfortunatelly I do not know the content of syslog message when the CPU or memory usage is to high. I need that content to create a rule on my syslog server.
[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...