I have set up NAT on the border router, so the outside network can remote desktop to a computer in the inside network.This is working fine. Configuration as below:interface fa0 ip nat insideinterface fa1 ip nat outsideip nat inside source static tcp...

I wrote a book on how to deploying Cisco Unified Presence (CUPS) with CUPC/MOC/Exchange/CUCM/Unity, etc.http://www.lulu.com/content/5552336Feel free to criticize so I can make it better. :)Attached is the TOC (Table of Content).Thanks!My Blog:http:/...

The connection in my office has the following config:[Catalyst 6509]<---[ip phone 7960]<---[PC]The 7960 phone got DHCP from voice VLAN. The PC got DHCP from data VLAN.If I insert a hub between 6509 switch and 7960 phone, everything works fine. (the...