Sites visitados na minha rede local

[nioxys]

O software que instalas para monitorizar os PC's fica "escondido".

EDIT:
Entretanto encontrei o seguinte software,

MING Network Monitor

Citar:- Easy to use, Simple installation that will have you up and running in minutes.
- With MING Network Monitor you can log both sides of chats on: AOL - Instant Messenger, MSN Messenger, Yahoo! Messenger, ICQ, MySpaceIM, FacebookIM, WarcraftIM and QQ.
- It works without need to install any client software on the target computers.
- It can record emails sent and received, web sites visited, and files downloaded.
- Monitor Internet and LAN bandwidth of every computer on the LAN with real-time graphical and numerical data transfer rates.
- Records can be conveniently browsed by computer name and date/time.
- The manager can set custom names for the computers on the network.
- The search function allows you to view all messages or mails that contain a specific word or phrase.
- A useful Admin tool allows you to analyze the usage of different instant messengers, and see the top users in your company.
- It records all network traffic and includes extensive logging (hourly, daily, weekly, and monthly), and allows you to see the top internet users on the LAN.
- logs can be automatically e-mailed to you, or uploaded to a remote server.
- MING Network Monitor is password-protected, can run in stealth mode, and is accessible with a hot key.
- Support multi-language.
- No spyware, adware or other unwanted extra programs.

É uma questão de experimentares.

Getting Started