For me is the best program to manage the network is PocketLAN, but it costs some money. Perhaps for you will be better to use vxUtil. It's free software.
Here is the list of functions and link to the program
http://www.hpc.ru/soft/data/5310/vxUtil.zip
I hope it hepls you.
- DNS Audit
- DNS Lookup
- Finger
- Get HTML
- Info
- IP Subnet Calculator
- Password Generator
- Ping
- Ping Sweep
- Port Scanner
- Quote
- Time Service
- Trace Route
- Wake On LAN
- Whois