Switching

This question is more for Cisco in general than a technical question but does anyone know if using an off brand compact flash card would void the warranty on a SUP module? We are about to do a major upgrade and I find it a little hard to swallow to p...

I am able to ping an AP's IP address but cannot see it on CDP NEIG

hi every body!Let say we have sw1 using extended system, priority 4096. It is currently a root.Now we introduce the another switch sw2 with command " spanning-tree vlan 2 root primary.Will the new switch sw2 will set its priority as 4096(current root...

I need to configure 4 ports out of my 4506 to form and EtherChannel so I can create a communication path between this 4506 and an IBM Blade Center.The IBM Blade Center has a Nortel switch with 6 physical ports. The IBM BladeCenter has 14 blade server...

Have ntp configured on 2 routers that are doing hsrp.was running older version of 12.4 T and this was working fine.upgraded to 12.4.22T and ntp stopped working.Anyone had issues like this?If so please help?

Do you known how to setup the log to send syslog message and this message show the IP address in place of object name?As I have object name for all objects all syslog message arrive with object name. I would like to change this to show IP address wit...

I defined 3 routers connected between them with serial links and I connected to each router one LAN subnet:LAN R1: 1.1.1.0/24LAN R2: 2.2.2.0/24LAN R3: 3.3.3.0/24R1-R2: 12.12.12.0/24R1-R3: 13.13.13.0/24R2-R3: 23.23.23.0/24I configured RIP-v2 and for e...

Hi all, i need to do some troubleshooting on my lan, Is there such a device that is battery operated what I can plug into my lan and run a simple ping to it for testing?thanksCarl

I have a 3750 acting as a dhcp server with a range of IP pool and a linksys router with another set of pool. Is there anyway I can configure that certain workstation getting IP from 3750 and certain workstation obtaining from the linksys router?Both ...

Hi all, just a quick question, is it ok to have all my vpn services and all internet services on the same firewall, or is it best practice to have seperate boxes, from a security perspective.

I have a cisco 877 used for remote access to customers network using ip outside on Vlan1 and ip nat inside on Dialer1. i need to make all packets leaving the router look like there are coming from VLAN 1, but i am having some troulbe in making this h...

Hi,I have a Cisco 877 at home and I use the Cisco VPN client to connect to work. I could be using the VPN client for a while then I will then disconnect when I'm finished, but sometimes if I try to connect to work again later I get issues where it w...