PNNI over IP - IP Protocol
This page provides IP protocol information on the PNNI over IP IP protocol (PNNI) detected by the Netify DPI engine. Please see the IP protocol catalog for information on other IP protocols.
PNNI over IP carries Private Network-to-Network Interface signaling and routing messages, normally used in ATM networks, over plain IP.
IP Protocol Details
- Name
- PNNI over IP
- Abbreviation
- PNNI
- Status
- Inactive
- IANA Number
- 102
- IANA Keyword
- PNNI
- Network Policy
- Drop
- Reference
- PNNI over IP
IP Protocol Status - Inactive
PNNI itself dates to the mid-1990s ATM Forum standards, and is niche, tied to ATM networking that has largely been retired in favor of IP/Ethernet.
IP Protocol Network Policy
IP protocol #102 - PNNI over IP - 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.