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diff --git a/src/plugins/nat/nat64/nat64_doc.md b/src/plugins/nat/nat64/nat64_doc.md deleted file mode 100644 index f65b46338b0..00000000000 --- a/src/plugins/nat/nat64/nat64_doc.md +++ /dev/null @@ -1,73 +0,0 @@ -# Stateful NAT64: Network Address and Protocol Translation from IPv6 Clients to IPv4 Servers {#nat64_doc} - -## Introduction - -Stateful NAT64 in VPP allows IPv6-only clients to contact IPv4 servers using unicast UDP, TCP, or ICMP based on RFC 6146. - -## Configuration - -### Enable/disable NAT64 feature on the interface - -> set interface nat64 in|out <intfc> [del] - -in: inside/local/IPv6 network -out: outside/external/IPv4 network -intfc: interface name - -### Add/delete NAT64 pool address - -One or more public IPv4 addresses assigned to a NAT64 are shared among several IPv6-only clients. - -> nat64 add pool address <ip4-range-start> [- <ip4-range-end>] [tenant-vrf <tenant-vrf-id>] [del] - -ip4-range-start: First IPv4 address of the range -ip4-range-end: Last IPv4 address of the range (optional, not used for single address) -tenant-vrf-id: VRF id of the tenant associated with the pool address (optional, if not set pool address is global) - -### Add/delete static BIB entry - -Stateful NAT64 also supports IPv4-initiated communications to a subset of the IPv6 hosts through staticaly configured bindings. - -> nat64 add static bib <ip6-addr> <in-port> <ip4-addr> <out-port> tcp|udp|icmp [vfr <table-id>] [del] - -ip6-addr: inside IPv6 address of the host -in-port: inside port or ICMPv6 identifier -ip4-addr: outside IPv4 address of the host -out-port: outside port or ICMPv4 identifier -table-id: VRF id of the tenant associated with the BIB entry (optional, default use global VRF) - -### Set NAT64 session timeouts - -Session is deleted when timer expires. If all sessions corresponding to a dynamically create BIB entry are deleted, then the BIB entry is also deleted. When packets are flowing sessiom timer is refreshed to keep the session alive. - -> set nat64 timeouts udp <sec> icmp <sec> tcp-trans <sec> tcp-est <sec> tcp-incoming-syn <sec> | reset - -udp: UDP session timeout value (default 300sec) -icmp: ICMP session timeout value (default 60sec) -tcp-trans: transitory TCP session timeout value (default 240sec) -tcp-est: established TCP session timeout value (default 7440sec) -tcp-incoming-syn: incoming SYN TCP session timeout value (default 6sec) -reset: reset timers to default values - -### Set NAT64 prefix - -Stateful NAT64 support the algorithm for generating IPv6 representations of IPv4 addresses defined in RFC 6052. If no prefix is configured, Well-Known Prefix (64:ff9b::/96) is used. - -> nat64 add prefix <ip6-prefix>/<plen> [tenant-vrf <vrf-id>] [del] - -ip6-prefix: IPv6 prefix -plen: prefix length (valid values: 32, 40, 48, 56, 64, or 96) -tenant-vrf: VRF id of the tenant associated with the prefix - -### Show commands - -> show nat64 pool -> show nat64 interfaces -> show nat64 bib tcp|udp|icmp -> show nat64 session table tcp|udp|icmp -> show nat64 timeouts -> show nat64 prefix - -## Notes - -Multi thread is not supported yet (CLI/API commands are disabled when VPP runs with multiple threads). |