7563
Summary
- // if you see it open
- RFC 6230 requires implementations to support TLS, though deployment use is optional. Port assignment or a matching port does not establish service identity, deployment, or safety.
- // common applications
- Media control framework deployments usin RFC 6230's SDP example advertises
m=application 7563 TCP cfw; this is protocol documentation, not observed traffic.
About port 7563.
Port 7563/tcp is registered for cfw (Control Framework), and RFC 6230 shows it as a TCP control channel for the Media Control Channel Framework. The evidence does not establish whether a particular host runs it or whether it should be reachable from the public internet, so the recommended exposure is Unknown.
RFC 6230 describes a SIP-negotiated reliable channel between a control client and server, used to exchange framework messages. Its example advertises m=application 7563 TCP cfw in SDP. The framework defines SYNC, CONTROL, REPORT, and K-ALIVE methods; application-specific control commands are defined by separate control packages.
The RFC says implementations must support TLS, while TLS use in a deployment is optional. The supplied evidence gives no scoped traffic measurement, host observation, or malware association. Treat the registry entry as an assignment, not evidence that the service is present or safe on any scanned system.
- Service
- IANA registers
cfw(Control Framework) for 7563/tcp; RFC 6230 uses this port in a Media Control Channel Framework example. - Exposure
- Unknown; the supplied protocol evidence does not establish the intended public-internet audience.
- Security
- RFC 6230 requires implementations to support TLS, but says its use in deployments is optional. A port match alone does not establish service identity.
- IANA service name
- cfw (Control Framework) [Confirmed] — https://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.csv
Protocol role
SIP-negotiated reliable control channel between a control client and server
- RFC reference
- RFC 6230 [Confirmed] — https://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.csv
- Example port use
- SDP example advertises TCP port 7563 with
cfw[Confirmed] — https://www.rfc-editor.org/rfc/rfc6230.txt - Deployment on any particular host
- Unknown [Unknown] — https://www.rfc-editor.org/rfc/rfc6230.txt
- Public-internet exposure policy
- Unknown [Unknown] — https://www.rfc-editor.org/rfc/rfc6230.txt
Service assignments.
| Name | Protocol | Description | Open frequency |
|---|---|---|---|
| cfw | TCP | Control Framework | 0.00% |
Service assignments from the IANA Service Name and Transport Protocol Port Number Registry, with open-frequency data from nmap-services.