Port 1503

Modified by:

Port 1503 is a TCP port used to establish a connection between a client and a server in the Microsoft Terminal Server family of products. It is used for remote desktop services and allows users to connect to a remote computer or virtual machine over a network.

Ports those registered with IANA are shown as official ports. The same port number may be unofficialy used by various services or applications. The official usage are listed separately below its usage may change from time to time.

Official

Port
Protocol (TCP/UDP)
Title
Description
Port Type
Port 1503
tcp
imtc-mcs
Databeam
REGISTERED PORT
Port 1503
udp
imtc-mcs
Databeam
REGISTERED PORT

UnOfficial

Unofficialy or sometimes with conflict, the same port may be used by different applications.

Port Protocol (TCP/UDP) Description
Port 1503 Windows Live Messenger (Whiteboard and Application Sharing)
TCP UDP Ports
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Port 1365
Ports those registered with IANA are shown as official ports. The same port number
Ports 31000 – 31100
Port 31000- Port 31100 Port 31100- Port 31200 Port 31200- Port 31300 Port 31300-
Port 2357
Ports those registered with IANA are shown as official ports. The same port number
Port 4149
Port 4149 is commonly used for the communications protocol Kerberos authentication and ticket-granting service
Port 1669
Port 1669 is used for the Internet Printing Protocol (IPP) over SSL (Secure Sockets
Port 3844
Ports those registered with IANA are shown as official ports. The same port number
Port 128
Ports those registered with IANA are shown as official ports. The same port number
Port 2302
Port 2302 is commonly used for the multiplayer functionality of video games, specifically for
Port 143
Port 143 is used for the Internet Message Access Protocol (IMAP) which allows email
Port 1125
Port 1125 is usually used for networking protocols such as HTTP and HTTPS. It
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