Hello, if it is Windows xp follow this steps:
Method 1: For Windows XP Home and Professional Editions
1. Click Start, Run and type Regedit.exe
2. Navigate to the following location:
HKEY_LOCAL_MACHINE \ SOFTWARE \ Policies \ Microsoft \ WindowsFirewall
3. Backup the key and then delete the WindowsFirewall branch.
4. Close Regedit.exe and restart Windows.
Method 2: For Windows XP Professional
* Click Start, Run and type Gpedit.msc
* Navigate to the following branch:
Computer Configuration
=> Administrative Templates
==> Network
===> Network Connections
====> Windows Firewall
=====> Standard Profile
* Set the following options to Not Configured (defaults)
* Windows Firewall: Protect all network connections
* Windows Firewall: Do not allow exceptions
* Windows Firewall: Define program exceptions
* Windows Firewall: Allow local program exceptions
* Windows Firewall: Allow remote administration exception
* Windows Firewall: Allow file and printer sharing exception
* Windows Firewall: Allow ICMP exceptions
* Windows Firewall: Allow Remote Desktop exception
* Windows Firewall: Allow UPnP framework exception
* Windows Firewall: Prohibit notifications
* Windows Firewall: Allow logging
* Windows Firewall: Prohibit unicast response to multicast or broadcast requests
* Windows Firewall: Define port exceptions
* Windows Firewall: Allow local port exceptions
* Exit Group Policy editor.
Remember to backup your resgestry before making any changes.
I hope it helps
Quiosque Virtual
http://www.quiosque-virtual.pt