Re: SMB-5-CRC_ERROR: SMB bus 2 CRC error on a Cisco DSLAM 6260
You are hitting bug ID CSCdu56250. These messages appear whenever there is a message synchronization mismatch on the shared SMB bus used for communication between NI2 and line cards. The FlexiCards are more prone to this problem. The issue was resolved in 12.2(7)DA.
[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...