Windows Server SBS Port Forwarding List
April 6th, 2010
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This is the list needed to get a clean and wide-open Windows SBS server running smoothly, forward the following ports at your router or firewall:
SMTP 25 - Simple Mail Transfer Protocol
HTTP 80 – Home Page Web
SSL 443 – Home Page Web Secured
HTTP2 444 – Second SSL Secured on alternate port for SharePoint
PPTP 1723 – VPN Connections
RDP 3389 – Remote Desktop Protocol (only needed for direct access, if using RWW website, only 4125 is needed)
RWW 4125 – Remote Web Workplace
Optional:
POP3 110 – If using POP3 mail connections
IMAP 143 – Good for iPhones (1st Generation)
IMAP SSL 993 – Even better for iPhones (1st Generation)