Port 7563Control Framework

TCP port 7563 carries the Control Framework channel used by SIP application servers to control media servers.

transport: tcp
in transit: cleartext
assignment: official
risk: 3/10
lookups: 0

also known as cfw, MCCF

Technical Details

what runs on :7563

The Control Framework runs over TCP and carries framed control messages between an application server and a media server. In MCCF deployments, SIP signaling establishes the control channel; media itself uses separate media transport. Port 7563 is the registered default, but an open TCP port alone does not identify a particular product or guarantee that the peer is using MCCF. Encryption is not implied by the port; TLS protection depends on deployment.

Security Information

exposure of :7563

risk score

3/ 10caution

worth attention. how exposed you are depends on configuration — don't leave it reachable from the internet without a reason.

network services averages 2.6 across 1,780 ports — this one sits 0.4 above.

in transit

cleartext

credentials and payloads are readable by anyone on path

assignment

official

registered with iana for this service — scanners fingerprint it by number

reachable over

tcp

every listening transport is another surface to filter at the edge

security overview

A reachable listener may expose media-session control functions, so it should normally be limited to the application and media servers that need to communicate. Use the deployment's authentication and TLS protections where available; there is no basis to treat this uncommon service as a public-facing endpoint.

Record

iana registry entry

port: :7563
service: Control Framework
transport: TCP
encryption: cleartext
assignment: iana registered
risk: 3/10caution
category: Network Services Voice and Chat
usage: This is the IANA-assigned port for the Control Framework used with the Media Control Channel Framework (MCCF). It is intended for control connections between application servers and media servers in services such as telephony and conferencing, not for general-purpose administration.
lookups: 0rank 993
added: 2026-10-12
updated: 2026-10-12
references: IANA service name registry — port 7563
RFC 6230

Something wrong?

This record is maintained by the engineers who use port 7563. Every field on it is editable — change what's wrong, say how you know, and a reviewer publishes it, usually within a minute. Last touched 2026-10-12.

01edit any field on a page of its own
02a model checks it for accuracy and spam
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edit this record →back to the registry

Related Ports

all 1,780 in network services →

the 8 most looked-up other ports in network services — 1,780 ports carry that label.

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:3268	Microsoft Global Catalog (GC)	TCPUDP	Security	caution	54.6k
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:3128	Tatsoft Default HTTP Proxy	TCP	Web Services	caution	46.8k

risk mix of the 8 listed

caution100%

0 of 8 encrypted

Port :7563Control Framework

Technical Details

Security Information

Related Ports

Port 7563Control Framework