ARaNeUS (Administrator's Rapid Network Utility System) -- network administration tool for Windows NT/XP/200x.
Some capabilities:
- view LAN tree with shares of network hosts and some information (like host's IP, MAC, OS type, local users - you can choose, what you need);
- monitoring users that connected to host. Manage this connections: close files or sessions opened by user;
- monitoring TCP/UDP connections/listeners;
- fast IP-ports scanner (can scan multiple hosts simultaneous).
Any operation can be controlled in log.
User interface - multilanguage.