Service Name  UDP  TCP
  
Browsing datagram responses of NetBIOS over TCP/IP  138 
Browsing requests of NetBIOS over TCP/IP  137 
Client/Server Communication   135
Common Internet File System (CIFS)  445 139, 445
Content Replication Service   560
Cybercash Administration   8001
Cybercash Coin Gateway   8002
Cybercash Credit Gateway   8000
DCOM (SCM uses udp/tcp to dynamically assign ports for DCOM)  135 135
DHCP client   67
DHCP server   68
DHCP Manager   135
DNS Administration   139
DNS client to server lookup (varies)  53 53
  
Exchange Server 5.0   
Client Server Communication   135
Exchange Administrator   135
IMAP   143
IMAP (SSL)   993
LDAP   389
LDAP (SSL)   636
MTA - X.400 over TCP/IP   102
POP3   110
POP3 (SSL)   995
RPC   135
SMTP   25
NNTP   119
NNTP (SSL)   563
File shares name lookup  137 
File shares session   139
FTP   21
FTP-data   20
HTTP   80
HTTP-Secure Sockets Layer (SSL)   443
Internet Information Services (IIS)   80
IMAP   143
IMAP (SSL)   993
IKE (For more information, see Table C.4)  500 
IRC   531
ISPMOD (SBS 2nd tier DNS registration wizard)   1234
Kerberos de-multiplexer   2053
Kerberos klogin   543
Kerberos kpasswd (v5)  464 464
Kerberos krb5  88 88
  
Kerberos kshell   544
L2TP  1701 
LDAP   389
LDAP (SSL)   636
Login Sequence  137, 138  139
Macintosh, File Services (AFP/IP)   548
Membership DPA   568
Membership MSN   569
Microsoft Chat client to server   6667
Microsoft Chat server to server   6665
Microsoft Message Queue Server  1801 1801
Microsoft Message Queue Server  3527 135, 2101
Microsoft Message Queue Server   2103, 2105
MTA - X.400 over TCP/IP   102
NetBT datagrams  138 
NetBT name lookups  137 
NetBT service sessions   139
NetLogon  138 
NetMeeting Audio Call Control   1731
NetMeeting H.323 call setup   1720
NetMeeting H.323 streaming RTP over UDP  Dynamic  
NetMeeting Internet Locator Server ILS   389
NetMeeting RTP audio stream  Dynamic  
NetMeeting T.120   1503
NetMeeting User Location Service   522
NetMeeting user location service ULS   522
Network Load Balancing  2504 
NNTP   119
NNTP (SSL)   563
Outlook (see Exchange for ports)   
Pass Through Verification  137, 138  139
POP3   110
  
POP3 (SSL)   995
PPTP control   1723
PPTP data (see Table C.4)   
Printer sharing name lookup  137 
Printer sharing session   139
Radius accounting (Routing and Remote Access)  1646 or 1813  
Radius authentication (Routing and Remote Access)  1645 or 1812  
Remote Install TFTP   69
RPC client fixed port session queries   1500
RPC client using a fixed port session replication   2500
RPC session ports   Dynamic
RPC user manager, service manager, port mapper   135
SCM used by DCOM  135 135
SMTP   25
SNMP  161 
SNMP Trap  162 
SQL Named Pipes encryption over other protocols name lookup  137 
SQL RPC encryption over other protocols name lookup  137 
SQL session   139
SQL session   1433
SQL session   1024 - 5000
SQL session mapper   135
SQL TCP client name lookup  53 53
Telnet   23
Terminal Server   3389
UNIX Printing   515
WINS Manager   135
WINS NetBios over TCP/IP name service  137 
WINS Proxy  137 
WINS Registration   137
WINS Replication   42
X400   102