I have a new cisco WS-C3850-24PW-S switch , after 2 days running suddenly it is down ! only power module get power and 2 led of module is green but rest of the led in front side (besides of mode button) & back side (console & managemant) are off. Even after giving power in switch , its not creating any sound means POST is not occurring ! Please help me in this regard how i can solve this problem ? i checked the power module in other switch & its working fine. also try another power module in my switch but still same problem. plz help ! Thanks in advance
[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...