Thanks for the config. For security issue, please remember to remove the username/password from the config. when you pass to others. ;)
I don't find any problem in the config. and I suggest to isolate the problem by disconnect all cables from the switch and leave it for a while to determine is there any error message. This is used to isolate the external factor. If there is still the errod message, we can try to upgrade the IOS, if the problem still exists, it may be the hardware failure that need to replace another one.
Or if you have spare 3750, try to swap the swtich and test again w/ same config.
[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...