Other protocols

• RFC 9000: QUIC: A UDP-Based Multiplexed and Secure Transport
• RFC 8484: DNS Queries over HTTPS (DoH)
• RFC 7541: HPACK: Header Compression for HTTP/2
• RFC 7540: Hypertext Transfer Protocol Version 2 (HTTP/2)
• RFC 6455: The WebSocket Protocol
• RFC 5905: Network Time Protocol Version 4: Protocol and Algorithms Specification
• RFC 5883: Bidirectional Forwarding Detection (BFD) for Multihop Paths
• RFC 5424: The Syslog Protocol
• RFC 5357: A Two-Way Active Measurement Protocol (TWAMP)
• RFC 5214: Intra-Site Automatic Tunnel Addressing Protocol (ISATAP)
• RFC 4975: The Message Session Relay Protocol (MSRP)

  Both VoIP and IPS profiles must be configured in the firewall policy, and inspection mode must be flow.

• RFC 4960: Stream Control Transmission Protocol
• RFC 3435: Media Gateway Control Protocol (MGCP) Version 1.0
• RFC 3376 : Internet Group Management Protocol, Version 3
• RFC 2890: Key and Sequence Number Extensions to GRE
• RFC 2784: Generic Routing Encapsulation (GRE)
• RFC 2661: Layer Two Tunneling Protocol "L2TP"
• RFC 2637: Point-to-Point Tunneling Protocol (PPTP)
• RFC 2412: The OAKLEY Key Determination Protocol
• RFC 2225: Classical IP and ARP over ATM
• RFC 2033: Local Mail Transfer Protocol
• RFC 1928: SOCKS Protocol Version 5.

  Supported when explicit proxy is implemented.

• RFC 1413: Identification Protocol
• RFC 1305: Network Time Protocol (Version 3) Specification, Implementation and Analysis
• RFC 1011: Official Internet Protocols
• RFC 959: File Transfer Protocol (FTP)
• RFC 862: Echo Protocol
• RFC 783: The TFTP Protocol (Revision 2)
• RFC 768: User Datagram Protocol
• The TACACS+ Protocol