Switching

I'm performing an upgrade of a single-sup, VSS pair of 6807xl, and wanted to get anyone's feedback on the stability or critical features of either 15.2 or 15.5 IOS. both are MD release right now. 15.2 has been around a fair bit longer. im running old...

hi everyone - I'm having a hard time finding documentation that identifies where the "bandwidth remaining percent" pulls the available bandwidth from for the policy for my ISR 4431. So since of most of the QoS questions wind up in the switching discu...

Team, I am attempting to update my Cisco IOS version from 12.2 to 15.02 on my 4948 and its giving me serious issues. I have the TFTP server setup properly with port 69 open and the service has started, but everytime I try to do it, it times out. This...

Hi AllWe have a funny issue whereby we are seeing mac address flaps coming from 2 port channels.The mac address in question is the mac address of the core switch L3 interface.The connectivity is core 4500 - 3750x - hp blade switch, we are seeing the ...

Hello everyone, We are seeing ssh timeouts in nexus 5k switches. We have a configuration saying ssh to timeout after 16 users after 5 minutes. But irrespective of the user count it is timing out.  line consoleline vtysession-limit 16exec-timeout 5 Ev...

Hi We have some log change at 4500 switch. Why does that happen? Thank  you 1249768: Nov 12 11:30:21 ET: Interface:GigabitEthernet8/29 speed changed to 100000 kbps. Policymap: AutoQos-VoIP-Output-Policy is updated1249769: Nov 12 11:30:26 ET: Interfac...

Hi. I've done a fair amount of reading on the topic and searched on the community but I can't find any info on this specific scenario. We have non cdp/lldp PTZ cameras that require 60W. I know that configuring a port to 2-event mode will allow a PD t...

Hi all: We have met a problem on Cat9300 switch recently. The Catalyst 9300 as a access switch,and connect PC or IP Phone+PC.I find a symptom that is so strange，the mac address status from PC is shown 'static' by 'sho mac address-table ' command , an...

I keep receiving the below log on my 4506 Dec 11 17:25:14.000: %SSH-3-BAD_PACK_LEN: Bad packet length 1952022780 It started after I upgraded to the current version 3.09.02. I found the below link that seems to be my issue but there is no workaround g...

Hello,is there any way in Cisco Configuration Professional for Catalyst to change the enable password?  currently using version 1.6.  Cisco 2960X running version 15.2(6)E3.   the GUI is a useful tool for our entry level admin. Thanks!

Hello all, is it possible to export "monitor capture" file from a CUBE via serial console cable to the PC? There is no telent/ssh connection, only via serial console cable. ThanksAnthony

Hi there,I have a strange issue with OSPF between two NON-directly connected Nexus switches: N7k-1# sh ip ospf neighbors 172.22.22.204OSPF Process ID 100 VRF defaultTotal number of neighbors: 38Neighbor ID Pri State Up Time Address Interface172.22.22...

When we enable backup interface on interface by issuing command "ethernet backup interface" the spanning tree protocol stops functioning. The mentioned hardware is: cisco ASR-920-24SZ-IM (Freescale P2020) processor (revision 1.2 GHz) with 893202K/614...

hello everyone . i have configured l2tpv3 tunnel between 2 sites and everything goes well .but i want to send vtp  updates over l2tpv3 tunnel, from switch in site 1 to other switch in site 2 that's not work and i don't know why ???