[There's a reason that Yoda is the unofficial mascot of SBS.  Size indeed matters not.] The ports of SBS - THE OFFICIAL BLOG OF THE SBS "DIVA"
Fri, Jan 21 2005 18:55 bradley

The ports of SBS

From the mailbag today comes the question from Alex... is there a way to publish Companyweb without opening 444?  And the answer is.... No.  You must have 444 for external access to CompanyWeb [Sharepoint].

SBS bascially requires the following ports:

TCP Port

Service

Description

21

FTP

Enables external and internal file transfer

25

Exchange Server

Enables incoming and outgoing SMTP mail

80 (http://)

IIS

Enables all nonsecure browser access, including: internal access to IIS Webs including the company Web, Windows SharePoint Web, Windows SharePoint administration Web, and server monitoring and usage reports Enables internal access to Exchange by OWA and OMA clients

110

POP3

Enables Exchange to accept incoming POP3 mail

123 (UDP port)

NTP

Enables the system to synchronize time with an external Network Time Protocol (NTP) server

143

IMAP4

Enables Exchange to accept incoming IMAP4-compliant messages

220

IMAP3

Enables Exchange to accept incoming IMAP3-compliant messages

443 (https://)

Outlook

Enables all secure browser access, including external access to Exchange for Outlook 2003, OWA, and OMA clients; required for external access to server monitoring and usage reports

444

Windows Share Point Services

Enables internal and external access to the SharePoint Web 

500

IPSec

Enables external VPN connections by using IPSec

1701

L2TP clients

Enables external L2TP VPN connections

1723

PPTP clients

Enables external PPTP VPN connections

3389

Terminal Services

Enables internal and external Terminal Services client connections

4125 (Note: you can change this port in RRAS)

Remote Web Workplace

Enables external OWA access to Exchange, plus internal and external HTTPS access to the client Web site

4500

IPSec

Internet Key Exchange (IKE) Network Address Translation (NAT) traversal

If you need access to Sharepoint .... you MUST go through port 444.  For RRAS, the Sharepoint is automagically enabled if you merely click the box, for ISA they thought we'd be a bit more paranoid so you have to manually publish it.

 

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