Switching

I'm running into a performance issue where I'm at a loss at trying to troubleshoot any further.I have two switches (6509 with SUPII/MSFCII) and 4006 with SUPII that I use for a backup environment. I have a client on the 4006 that is NFS mounting fro...

We gets the following informational message while trying to add the a L2 Multicast Mac address onto Cat 3750G with IOS 12.1(19)EA1d.Details as below:-------------------------------------------------HQIRDMZ2(config)#mac-address-table ? aging-time ...

HiCan anybody briefly explain what is SNAP and what is it used for??I understand how a datalink layer protocol implementing the LLC sublayer portion would use multiplex and dimultiplex frames to/from the appropriate network layer protocols using the ...

I want to upgrade the code on the 831 Soho router from the base to another that supports FW and SSH logins. Can anyone direct me to the correct version of code to install on this device?Thank you.

We can get to EXEC mode on our console ports when TACACS is running, but can't go to PRIV mode. Disconnecting TACACS permits full access through the console. I know we're missing something simple, but can't find it. Please help.

We have 2 iBGP peers which are flapping. We verified that all configuration looks normal(including AS,MTU(9000 on vlan, 9216 on physical int., address including lo0, IGP routing, extended ping with different MTU size). We have multiple iBGP peers, a...

Hi,I need to enable PBR on my main internet gateway. I have between 300-500 Mbps of traffic on a NPE-G1 and my cpu is at 20%. I need to send some trafic another way to test a new firewall. Will this hardware support it?

Hi all, If I want to have 2 hsrp groups on my router, do i need to have 2 interfaces with different ip addresses or 1 interface with 2 ip addresses to get that to work ?

duh..i figured this one out on my own....

Hi all,I have created a VLAN that will house our printers.The VLAN is served by two c3750 switches running HSRP.I want to filter traffic on the VLAN interface to allow only a specific network and host to have full access to the VLAN, but allow everyo...

hai all.. We r using ISDN for Backup line.For tht we create a loopback interface and given the same ip of serial interface .In serial interface we conifured ip unnumbered loopback 0.But the problem is wenever we tried to access our remote location ...

In cisco we can make only one vlan as access vlan which seems to be logical...but in any other switches we can make multiple vlans as untagged vlans...can someone elaborate upon this...but still hosts can communicate only on the vlan which is untagge...