Monitoring Your Network 

This knowledge  will help you to Monitor Your TCP,UDP Connections Established with Remote or Local Servers or Computers & Preventing everyone from getting monitored by others!!

TCPView Tool

1. Download the Tcpview Software, from the following link
     http://filehippo.com/search?q=Tcpview+Software
2. TCPView is a Windows program that will show you detailed listings of all TCP and UDP endpoints on your system, including the local and remote addresses and state of TCP connections.
   
3. TCPView also reports the name of the process that owns the endpoint. TCPView provides a more informative and conveniently presented subset of the Netstat program that includes with Windows.
   
   
4. The TCPView download includes Tcpvcon, a command-line version with the same functionality.

Tcpvcon Utility command

1. Tcpvcon usage is similar to that of the built-in Windows netstat utility:

Code:

tcpvcon [-a] [-c] [-n] [process name or PID] -a    Show all endpoints (default is to show established TCP connections).
-c    Print output as CSV.
-n    Don't resolve addresses..

we can use the commands in simple command prompt of windows

Netstat Utility in Windows

1. To display both the Ethernet statistics and the statistics for all protocols, type the following command:
   Code:

   netstat -e -s
2. To display the statistics for only the TCP and UDP protocols, type the following command:
   Code:

   netstat -s -p tcp udp
3. To display active TCP connections and the process IDs every 5 seconds, type the following command:
   Code:

   nbtstat -o 5
4. To display active TCP connections and the process IDs using numerical form, type the following command:
   Code:

   nbtstat -n -o
5. Store results of Any scan in text file:
   Code:

   netstat /a /n /o >c:\netstat.txt

Resolve common Netstat Utility Errors in Windows

• If you just Goto Run > cmd > and type netstat it will show following Error:
  ‘netstat’ is not recognized as an internal or external command
• Netstat Utility Runs with following directory:
  C:\WINDOWS\system32
• Goto above directory & Type netstat commands then it will not show Errors.
• Other way To Run this utility Which is: Directly press ctrl+r and Run netstat commands.
• For More Help on Netstat utility type following command in ‘cmd’
  Code:

  netstat ?