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I currently have a stack of 3750 switches. All have the same advancedipservices IOS. I want to add a couple of new 3750Xs. The new 3750Xs have an IOS with 'universal' in the name. From what I understand, the 'universal' IOS image contains all of the feature sets, but only the feature sets of the...

I have a Cisco WS-C3750-24TS switch that has some routes in it but I can't figure out where the routes came from. This is the output from a show ip route: switch2#show ip route Default gateway is 10.2.2.6 Host Gateway Last Use Total Uses Interface 10.101.1.51...

I've been using SNMP traps to monitor when an interface on my routers comes up. Now I want to change from using TRAPS to INFORMs messages. When I change the configuration to use INFORMs I get the messages at my SNMP Manager but the trap-source is no longer the interface I specified. Here was...

Is there a way I can force a router to run a different IOS image without reloading the router? I've TFTPed a different IOS image into flash on a router but wanted to see if there was a way to have the router use the image without restarting.

I've been researching the differences between Radius and TACACS+ for user authentication/accounting on Cisco devices and I've come up with a few questions about Radius: 1) Can groups be used to define access levels? 2) What sort of access levels can be defined? Will I be restricted to allowing...

I've been using txload, rxload and input/output rates from the show interface fa0 command to determine current utilization on a link. fa0 connects to the internet and fa1 connects to a hub with multiple PC's connected to it. Is there a way I can see what kind of traffic and how much traffic...

I have a Cisco 1751-V that is giving me a Software Emulation Exception and locks up during boot. The problem usually occurs as soon as I turn the unit on. But sometimes after a few power cycles it boots up fine but eventually I always get that Software Emulation Exception. This is what I get...

I have a Cisco PIX 515e and I'm looking to upgrade to the latest software version. Can someone please explain to me how to obtain the latest version of the software for this device. Thank you.

I don't know much about Catalyst switches but I'm trying to connect to a Cisco Catalyst 5505. When I plug into the console port all I see is a blinking cursor. Anything I press on the keyboard changes nothing on the terminal. I know I have my terminal settings setup correctly because if I plug...