Port 1997

Modified by:

Port 1997 is used for the Cisco Unified Communications Manager (CUCM) Session Initiation Protocol (SIP) Proxy functionality. It is used for communication between CUCM and the SIP endpoints.

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 1997
tcp
gdp-port
cisco Gateway Discovery
REGISTERED PORT
Port 1997
udp
gdp-port
cisco Gateway Discovery
REGISTERED PORT

UnOfficial

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

Port Protocol (TCP/UDP) Description
Port 1997 Chizmo Networks Transfer Tool
TCP UDP Ports
Other ports
Port 1668
Ports those registered with IANA are shown as official ports. The same port number
Port 5023
Ports those registered with IANA are shown as official ports. The same port number
Port 24465
Ports those registered with IANA are shown as official ports. The same port number
Port 371
Ports those registered with IANA are shown as official ports. The same port number
Port 4146
Ports those registered with IANA are shown as official ports. The same port number
Ports 42100 – 42200
Port 42100- Port 42200 Port 42200- Port 42300 Port 42300- Port 42400 Port 42400-
Port 40843
Ports those registered with IANA are shown as official ports. The same port number
Port 6099
Port 6099 is commonly used for remote desktop access and screen sharing applications such
Port 2149
Port 2149 is most commonly used for connection to the Unix server running the
Port 1683
Port 1683 is commonly used for communication between devices using the OPC UA (Unified
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