Basic Ports for Windows 2003 Small Business Server

If you want to complete the range of ports you can open basically for a windows 2003 SBS.

Batch Smtp ( For mail ) ( TCP )
25 – SMTP

Remote Workstation and Outlook Web Access ( TCP )
443 – HTTPS (for RWW and OWA)

Sharepoint (TCP )
444 – SharePoint

Microsoft VPN (TCP )
1723 – PPTP VPN

Remote Desktop Connection ( TCP )_
3389 – RDP for remote administration

Remote Web Workspace ( TCP / UDP )
4125 – Remote Web Workplace

All ports are TCand must be enabled in the Access-list and port forwarding some examples for a Cisco Router below:

Static ip forwarding
ip nat inside source static tcp < internal Lan address > 3389 interface Dialer10 3389
ip nat inside source static tcp < internal Lan address > 443 interface Dialer10 443
ip nat inside source static tcp < internal Lan address > 4125 interface Dialer10 4125
ip nat inside source static tcp < internal Lan address > 25 interface Dialer10 25

Access-list
permit tcp any any eq 1723
permit tcp any any eq 443
permit tcp any any eq 3389
permit tcp any any eq 4125
permit udp any any eq 4125

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s