Network Monitoring Tools

* Here is some tools for system admin and system engineer for monitoring the network

1- Wireshark: 

it's a free tool used to monitor the network traffic, u can download it from > Here 

2- PRTG:

used also for network monitoring purposes but not free, it offered a trial version > Here

3- Lansweeper:

used also for network monitoring purposes and it offered a limited version  which allow to

monitor a few number of users only > Here

4- Microsoft Network Monitor:

it's a great tool also from microsoft helps for network monitoring > Here

5- NMap:

network map security scanner tool is a free open source tool used also for monitoring and scanning

network processes

6- Angry IP Scanner:

this tool used also for scanning ips and ports over the network > Here