Port 3657

Modified by:

Port 3657 is used for the Xbox Live network protocol, specifically for peer-to-peer connectivity between Xbox consoles and servers for matchmaking and other online features.

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 3657
tcp
immedianet-bcn
ImmediaNet Beacon
REGISTERED PORT
Port 3657
udp
immedianet-bcn
ImmediaNet Beacon
REGISTERED PORT

UnOfficial

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

Port Protocol (TCP/UDP) Description
TCP UDP Ports
Other ports
Port 4158
Ports those registered with IANA are shown as official ports. The same port number
Ports 44000 – 45000
Port 44000- Port 44100 Port 44100- Port 44200 Port 44200- Port 44300 Port 44300-
Port 8129
Port 8129 is commonly used for the PUP (Preliminary UDP Packet) protocol, which is
Port 5021
Port 5021 is used by the Avaya Aura Contact Center Solution for real-time statistical
Ports 9300 – 9400
Port 9300- Port 9400 Port 9400- Port 9500 Port 9500- Port 9600 Port 9600-
Port 5437
Port 5437 is typically used for the TCP/IP communication between a client application and
Port 1134
Ports those registered with IANA are shown as official ports. The same port number
Ports 36500 – 36600
Port 36500- Port 36600 Port 36600- Port 36700 Port 36700- Port 36800 Port 36800-
Port 27999
Port 27999 is commonly used for the communication between a client and a server
Port 1871
Port 1871 is commonly used for communication between devices and services related to Apple’s
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