Pragmatic General Multicast - IP Protocol
This page provides IP protocol information on the Pragmatic General Multicast IP protocol (PGM) detected by the Netify DPI engine. Please see the IP protocol catalog for information on other IP protocols.
PGM is Pragmatic General Multicast, a reliable multicast transport protocol that lets receivers detect and recover from lost multicast packets. Linux has a native handler for this IP protocol.
IP Protocol Details
- Name
- Pragmatic General Multicast
- Abbreviation
- PGM
- Status
- Active
- IANA Number
- 113
- IANA Keyword
- PGM
- Reference
- Pragmatic General Multicast
IP Protocol Status - Active
PGM was documented in RFC 3208 (2001) and remains used today in some financial market-data and messaging systems that rely on reliable multicast.
IP Protocol Network Policy
PGM is used by applications relying on reliable multicast delivery, such as some financial market-data feeds, and is only relevant where PGM multicast messaging is deployed.