two fiber trunks connect an Intermediate switch (3850 stack) to our Core switch (6500).   They are setup as a port channel  (ON).one of the links has died  (not connected).  I have performed "shut"  "no shut"   to no avail.  Still down.Can someone gi...

I am connected to an access switch.  It has 4 Ethernet runs to our 2 Core switches.  2 go to CoreA and are port channeled,  and 2 go to Core B and are also port channeled. We are preparing to go to VSS with these Cores and it was my intention to kill...

We have a 4506-e switch that went down and rebooted itself.   Now the log is constantly populating these entries: err addr:  0x005c5558 PFN: 0x000005c5 Err Detect Register: 0x0000000004 Faulty Data bit:  40 Expected Data / ECC: ^I0x00000000001_000000...

We have some new VG204xm's that we will be replacing from older ones currently on the network.   We have found that we need a newer IOS than what came in the box and 1 tech has already worked with our HQ to download it to his VG204xm.   He now wants ...

Hi guys.  We have 2 Core 6500 switches sitting side by side and are ready to implement VSS.   I have received 4  of the X2-10GB-SR modules and now I need to get the correct fiber patch cables.  10 feet is fine.    I am very uneducated with regards to...