Switching

Cat 5000, running with older release. If i turn on BPDU gurad, I can't going out to network. My network team forced us to make this change. Currently it's off..PLS. help

All of our switches in our network are Cisco ISL Trunks. I recently purchased a WS-C2960-8TC switch and just realized it only supports DOT1q.This trunk port connects to a 3508G, which has other ISL trunks to other facilities/switches on separate VLA...

I am using an 2948G-L3 and its current system is using a CAT OS and I want to change it to IOS version. Does someone have a procedures or links that will guide me on this process? Thanks

Quick Question...Is it possible to allow communication between protected ports on the same switch if the switch is a layer 3 Switch? If so, how?Thanks!Shaun

Hi all, can anyone tell me how often switches flush there arp table, and I was told that when a new pc is plugged in there is a total topology change ?

I have a CCM 3.3 box, and CNA is not discovering it? The CNA version I am using is 5.1. Do I need to enable something on the ccm box? Much appreciated.

Hi.I have a router (1841) with 5 class of QoS. I have too a map-class when i configured cir=512000, mincir=512000, bc=5120, be=0 and fragment=640, all my class traffic data, but the Voice class no. But when i configured no cir, mincir=256000, bc=2560...

Hi,I'm not able to remove the clock rate on my serial interface. Have you an idea how I can remove it ?Output :interface Serial0/0/0 no ip address encapsulation frame-relay IETF shutdown clock rate 2000000 frame-relay lmi-type q933a

Hi,Trying to setup a port channel between to Catalyst 6506's, the commands are accepted but the channeling doesn't work.The commands I used are :set trunk 1/1,1/2 on dot1q set port channel 1/1,1/2 mode onI have set these commands on both switches.One...

HiI got asked if I know anything about incremental errors, and to be honest I don't and have never heard of a term that is focused on networks. Could someone please explain what this could probably be?For example Cisco refer "incremental errors" in t...

I am in a shop environment.If i install a copper cable with shielding do I need to have it connected at both end ? I am wearing that I could have ground problems with a long run of cable. What if my 2 grounds on the switches are different can I dama...

I am facing some problem with the C500 switch.Switch port is hang imultaneously in between 3 to 4 hour.And after restart the switch its working some time and again goes down.I have system massages in that it shows me caused by MAC address 0201.0000.0...

Hi Friends,I would like to understand and vistualise a possible scenario where HSRP is enabled on a BVI interface.Can anybody please give me the topology or any pointer with an example.Regards,Nambi.

I'm getting the following error message on my 1760. Any advise will be greatfulRegards