Switching

The newly configured, WDS on WS2012R2. In a VLAN it works correctly, but in other VLAN PXE does not workAfter reading the documentation, I realized that you need to add the switch core (6509)int vl 111  ip helper-address "PXEServer"  ip directed-broa...

Dear Sir ,          I need to know if i don't add memory (SD-X45-2GB-E ) on switch can i upgrade IP Base to Enterprise service ?  Best Regards,Kiatisak

Good afternoon. I had a problem with VSS , causing the complete collapse of CORE, please help. CORE-HCUA#show versionCisco IOS Software, s2t54 Software (s2t54-ADVIPSERVICESK9-M), Version 15.1(2)SY, RELEASE SOFTWARE (fc4)Technical Support: http://www....

Hey, I got a error message from our C6506-VSS: %SIBYTE-SW2_DFC3-3-SB_TX_FIFO_UNDRFL: TX FIFO underflow on mac 0 (count: 803) Can someone tell me if this is important and what I can do? Thanks!!

Hi Friends,There is Cat 6506 device which is not getting ping but we are able to login the device and device is working fine.This is a access layer switch.This is the configuration of the management interface.interface Vlan14 description Mangement-In...

Dear Friends, I need your help to isolate the cause of this problem.There is a packet drop issue on our VOICE VLAN 10. IP phones and call manager in Voice VLANThe symptoms is phone calls drop. Even Internal dialing (extension to extension ) is droppi...

hi dears i have a nexus switch 5548UP and a fexfabric 2248.i want to recognize which one of fex fabric2248 interfaces has CRC other than zero (i want name of interfaces ) .with this command (for example : sh int | inc "CRC 1") i couldn't get an appro...

Hi,I'm trying to decide between the 2960 and 3560 switch for one of my production networks. What are the pros/cons of each? From Cisco's website it says 2960 is beter suited for a small branch office and the 3560 is better suited for medium-sized or ...

Greetings,I have Nexus 7000 sup cards side by side in this picture and the injector buttons are different.  I was wondering if they could be 2 different models of Sup cards or have they just changed the ejectors?  I replaced another Sup card last nig...

Hello, I have the attached topology,I have created Interface BVI1 on the router to achieve the redundancy for the core switches,if incase any of the core switches fail the voice call shouldn't get disconnect,  Hence the failover is working fine if i ...

 Line cards is WS-X4448-GB-RJ45 / WS-X4548-GB-RJ45.  

What command can I use to view who log into a switch.