https://www.rfc-editor.org/rfc/rfc7648
RFC 7648: Port Control Protocol (PCP) Proxy Function
port control protocolrfc7648pcpproxy
https://www.rfc-editor.org/info/rfc7723/
RFC 7723: Port Control Protocol (PCP) Anycast Addresses | RFC Editor
Jan 22, 2016 - The Port Control Protocol (PCP) anycast addresses enable PCP clients to transmit signaling messages to their closest PCP-aware on-path NAT, firewall, or other...
port control protocolrfc7723pcpanycast
https://www.juniper.net/documentation/us/en/software/junos/interfaces-next-gen-services/interfaces-adaptive-services/topics/task/nat-port-control-protocol-configuration.html
Configuring Port Control Protocol | Junos OS | Juniper Networks
This topic describes how to configure port control protocol (PCP). PCP is supported on the MS-DPC, MS-100, MS-400, and MS-500 MultiServices PICs. Starting in...
port control protocoljunos osconfiguringjunipernetworks
https://www.rfc-editor.org/rfc/rfc7225
RFC 7225: Discovering NAT64 IPv6 Prefixes Using the Port Control Protocol (PCP)
port control protocol