Dissimilar Gateway Protocol
This page provides IP protocol information on the Dissimilar Gateway Protocol (DGP) detected by the Netify DPI engine. Please see the IP protocol catalog for information on other IP protocols.
DGP is the Dissimilar Gateway Protocol, an early protocol for exchanging routing information between gateways running different interior routing protocols.
IP Protocol Details
- Name
- Dissimilar Gateway Protocol
- Abbreviation
- DGP
- Status
- Inactive
- IANA Number
- 86
- IANA Keyword
- DGP
- Network Policy
- Drop
- Reference
- Dissimilar Gateway Protocol
IP Protocol Status - Inactive
DGP was documented in a 1987 specification, and is historical, having been superseded by later exterior routing protocols such as BGP.
IP Protocol Network Policy
IP protocol #86 - Dissimilar Gateway 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.