We are considering to replace our old Catalyst switches in our data centre with Nexus 5000 and Nexus 2000.Most of our environments are virtualised (about 80-85% of our production and uat servers VMWare). Looking through Cisco's website, I noticed the...

I just changed my core router from 3640 to a 7204 VXR NPE-400. Then I used the CPU Utilization Monitor. I noticed it's not much a difference between the 3640 and the 7204. Sometimes, even the 7204 VXR 's CPU Utilization can jump up to 82%. Can anybod...

hi,guys,please help me to solve this..I am using numerous routers in my office, mostly 3640. We also use tunneling. The problem is, when I saw my bandwidth monitor, there's this a pair of routers acting strange.Example, router A tunneling to router B...

Dear Cisco-ers,I've been asked to deny any unauthorized Layer 2 traffic at my office. So, if any unlisted MAC Address is accessing our traffic. I do this on the switch level right? Now I'm confused about the method i'm using. Should I use switchport ...

Guys. I am using 2500 Router and I am setting it up as a DHCP server.well there are 2 questions from me, actually and if you guys can explain, please do:1. is it not possible to enter dhcp network as a subnetted one? for example:Router(config-dhcp)#n...