MSDP

Description

This indicates an attempt to use the MSDP protocol.
Multicast Source Discovery Protocol (MSDP) is a service to connect multiple IPv4 Protocol Independent Multicast Sparse-Mode (PIM-SM) domains together.

Affected Products

MSDP

Impact

Unexpected network communication

Technology

Browser-Based, Network-Protocol, Client-Server, Peer-to-Peer, Cloud-Based, Mobile-Device

Behavior

• Reasonable

Default Ports

• TCP/639

References

• https://tools.ietf.org/html/rfc3618