Switching

Folks - please forgive my stupidity, but it's been a while since I gave STP more than 2 seconds of mind-time. So...every, and I mean every, tutorial I read/watch on You Tube shows how STP convergence takes place by showcasing only the connections bet...

Hi All, Not sure which section this should be in, please re-direct as required. I have two Catalyst 3500 XL  on which I want to test  switch to switch routing as should be available on a Level-3 switch. i.e. I want to connect two different subnets wi...

During the hardware replacement of a 5 member switch stack, I realized after cabling two of the five switches that the switches were configured out of order. I had prepared them in order and after racking them I verified their order with serial numbe...

When I config EEM: !event manager applet Test_EEMevent cli pattern "ena" sync yesaction 1 cli command "ena"action 2 cli command "conf t"action 3 cli command "exit"action 4 cli command "end"!end Now I cannot login into my device.Please help me !Thanks...

Hello, Can someone please confirm if the StackWise Virtual will still work if both Switches' Licenses are expired? Currently, all the interfaces of the switch 2 are in down down state even if I tried to shut-noshut the interface. Appreciate any respo...

I will be upgrading the SSD firmware on Nexus 93108TC-EX Switch to MU05.00 or MC03.00 to address Field Notice: FN - 72150. In case something happens, how will I be able to downgrade it to its original firmware MU01.00 as only one firmware is availabl...

First, start-up of Cisco 2960X 24 Port Switch.  Waited for almost 30 minutes but the fan keeps blowing as if it just started up.  Usually, it will cycle high pitch sound, then fan noise, and go soft.  Ports for POE not active, cannot log in with IP b...

Hello,   During the packet capture we determine , that packets (multicast) from me_core(Campus core Switch) are flooded to all access switches trough the portchannels. What kind of multicast address  is 01:00:0c:cd:cd:cd ?  Do you have an idea, what ...

I am working on a project and am so frustrated at my inability to finish it.  The professor cannot respond fast enough in order to ask requisite questions to correct my errors.  I would appreciate it if I could get at least one fix.  All is likely to...