Switching

We have a problem with Nortel IP Handsets connected to a Cisco 2960 switch. When the handset is connected to the switch it comes up with a "Server Unreachable" message. Traces taken on the network show that the handset sends it's packets tagged wit...

In SSO reduandancy configuration can all ports ( 2 onboard ports per Sup ) be used in an Etherchannel ?I am not sure when other SUP is in Hot Standby , the gigabit fiber ports on that Sup can be used ?

Hi, My question is based on the diagram attached. I have a dual 6500 series core switches, CR1 and CR2 whereby I priotize voice traffic upto 30MB as it leaves for the mpls cloud. Now the CRs are connected to 3650 switches. Would 'auto qos voip trust...

Hi All,My site has a network layout like the attachment. I have already set the MTU to 9000 on both node A and node D. The switch interface connected to node A and node D are also jumbo enabled now. But my jumbo frame still cannot function now. Is it...

Hi everybody,Would anybody happen to know what needs to be done to allow a IPSec VPN session on the ASA to be established from an inside network.I have it working on a Router but couldn't figure out just yet why it doesn't work on the ASA.I apologize...

Hi All.I was checking my ports on errors on a subject switch and all was OK. but one ios command -"show controllers ethernet-controller <my interface>" has shown me that some ports have"Too large frames" in transmit section and "Valid Frames, too Lar...

Hi friends,I have a cisco 6509 with CatOS. Can you please advice the command line to view the crashinfo file. I tried to get thru tftp; but it's not readable format. Please advice.Thanks!!

Hi everybody,I came across the cisco 2960 Lan Lite series switches and I'm having some troubles figuring out why the console port doesn't work. These are web managed switches as well as CLI of course but the console port seems to be disabled on this....

How to find the Gig port serial number in 3548 xl series switch. sh inventory command is not working in the switch.Can any one assist me to find out the Gig port serial number detail's with any other commands... !! ONLY IN CLI mode. ??Thanking you in...

Hi,Do you have any recommended stable IOS for 4506 with Sup2+ engine? We are just using basic VLAN and VVLAN settings for these switches but we are experiencing tons of unexpected switch reboot for the past months. I know it's very hard to look for a...

Hi all,I am working on a design of a customer (banking system) LAN where the customer wants to have fibers between all switches and even servers (don't know any server accepting that but still looking for a solution...).I have started the design and ...

I have 3750 connected to vpn concentrator, ports sho up/up , but port led light shows flashing between green and amber, what may the problem