Reliable Data Protocol

This page provides IP protocol information on the Reliable Data Protocol (RDP) detected by the Netify DPI engine. Please see the IP protocol catalog for information on other IP protocols.

RDP is the Reliable Data Protocol, a lightweight transport protocol designed for efficient bulk data transfer such as loading programs onto remote hosts.

IP Protocol Details

Name
Reliable Data Protocol
Abbreviation
RDP
Status
Inactive
IANA Number
27
IANA Keyword
RDP
Network Policy
Drop

IP Protocol Status - Inactive

RDP was standardized in RFC 908 (1984) and later updated by RFC 1151, and saw niche use and was largely superseded by TCP for most bulk-transfer purposes.

IP Protocol Network Policy

IP protocol #27 - Reliable Data Protocol - is typically dropped by edge routers and firewalls. Advanced threat actors and malware families can use these non-standard IP protocol numbers for lateral movement (east-west communication) inside internal networks.