I have up graded all my 2960's to the latest IOS and now I am unable to access the switches in CNA. Does anyone have any IDEA

I have to rebuild the PC that my Cisco network assistant lives on. How do I do a back up and a restore? Is there some kind if Config file or data base I need to copy. I don't want to have to recreate all the community's againSent from Cisco Technical...

I bane a Cisco 4507 layer 3 switch and for some reason cannot add vlans to a trunked port.(Config-if) switch port trunk allowed vlan add 2,4,7,9This is what I type in but when I do a wr t and look at the interface it is not appliedSent from Cisco Tec...

I was wondering if there is a simple way of tracking down what port an IP address lives on in a network.I some times recive calls that an IP address on my network is flooding a virus out to another company. I have about 600 PC's in my cisco network a...

I have a 3750 and when I configure a trunk port I cannot set the port: switch port mode trunk as I do in the 2960If I type switchport mode ? On the 3750 I see ......AccessDot1q-tunnelDynamicPrivate-vlanTrunkUnder the 2960 when I do the same I getAcce...