More than 400 commits since the 1707 release.

Features

Infrastructure
- DPDK 17.08
- IP reassembly
- Bounded-index extensible hash bucket-level LRU cache
- Templated timer wheel improvements
API
- C/C++ language binding
- API stats
Host stack
- VPP TCP stack scale/congestion improvements
- VPP Comms Library (VCL)
- Overall performance, scale and hardening
Network features
- IPSec rework - utilize new FIB
- VPLS and VPWS implementation
- NAT
  - Renamed SNAT to NAT
  - Performance / Scale
  - Destination NAT44 with load-balancing
  - In2out translation as an output feature on the outside interface
  - Fullback to 3-tuple key for non TCP/UDP/ICMP sessions
- Security Groups/ACLs
  - "Replace" semantics for adding a new MacIP acl
  - Test suite tests for MacIP ACLs
- ONE-LISP
  - Map-server fallback support
  - Preemptive re-fetch of active mappings that are about to expire
  - ND termination
- PPPoE
  - PPPoE Control Plane packet dispatch
  - PPPoE decapsulation
  - PPPoE encapsulation

Known issues

For the full list of issues please refer to fd.io JIRA.

Issues fixed

For the full list of fixed issues please refer to:

fd.io JIRA
git commit log

API changes

Message Name	Result
bridge_domain_add_del	definition changed
bridge_domain_details	definition changed
connect_session	definition changed
connect_sock	definition changed
connect_sock_reply	definition changed
connect_uri_reply	definition changed
create_vhost_user_if	definition changed
dhcp_client_config	definition changed
ip4_arp_event	definition changed
ip6_fib_details	definition changed
ip6_nd_event	definition changed
ip_add_del_route	definition changed
ip_fib_details	definition changed
ip_table_add_del	definition changed
l2_macs_event	only in image
macip_acl_add_replace	definition changed
macip_acl_interface_list_details	only in image
macip_acl_interface_list_dump	only in image
modify_vhost_user_if	definition changed
mpls_fib_details	definition changed
mpls_route_add_del	definition changed
mpls_table_add_del	definition changed
mpls_tunnel_add_del	definition changed
nat44_add_del_address_range	definition changed
nat44_add_del_interface_addr	definition changed
nat44_add_del_lb_static_mapping	definition changed
nat44_add_del_static_mapping	definition changed
nat44_address_details	only in image
nat44_address_dump	only in image
nat44_interface_add_del_feature	definition changed
nat44_interface_add_del_output_feature	definition changed
nat44_interface_addr_details	only in image
nat44_interface_addr_dump	only in image
nat44_interface_details	only in image
nat44_interface_dump	only in image
nat44_interface_output_feature_details	only in image
nat44_interface_output_feature_dump	only in image
nat44_lb_static_mapping_details	only in image
nat44_lb_static_mapping_dump	only in image
nat44_static_mapping_details	only in image
nat44_static_mapping_dump	only in image
nat44_user_details	only in image
nat44_user_dump	only in image
nat44_user_session_details	only in image
nat44_user_session_dump	only in image
nat_control_ping	definition changed
nat_det_add_del_map	definition changed
nat_det_close_session_in	definition changed
nat_det_close_session_out	definition changed
nat_det_forward	definition changed
nat_det_get_timeouts	definition changed
nat_det_map_details	only in image
nat_det_map_dump	only in image
nat_det_reverse	definition changed
nat_det_session_details	only in image
nat_det_session_dump	only in image
nat_det_set_timeouts	definition changed
nat_ipfix_enable_disable	definition changed
nat_set_workers	definition changed
nat_show_config	definition changed
nat_worker_details	only in image
nat_worker_dump	only in image
one_add_del_ndp_entry	definition changed
one_enable_disable_petr_mode	definition changed
one_enable_disable_pitr_mode	definition changed
one_enable_disable_xtr_mode	definition changed
one_get_transport_protocol	definition changed
one_map_register_fallback_threshold	definition changed
one_map_register_set_ttl	definition changed
one_ndp_bd_get	definition changed
one_ndp_entries_get	definition changed
one_set_transport_protocol	definition changed
one_show_petr_mode	definition changed
one_show_pitr_mode	definition changed
one_show_xtr_mode	definition changed
p2p_ethernet_add	definition changed
pppoe_add_del_session	definition changed
pppoe_session_details	only in image
pppoe_session_dump	only in image
punt_socket_deregister	definition changed
punt_socket_register	definition changed
show_one_map_register_fallback_threshold	definition changed
show_one_map_register_ttl	definition changed
snat_interface_add_del_output_feature	definition changed
snat_interface_output_feature_details	only in image
snat_interface_output_feature_dump	only in image
sw_interface_event	only in image
sw_interface_set_flags	definition changed
sw_interface_span_dump	definition changed
sw_interface_span_enable_disable	definition changed
sw_interface_vhost_user_details	definition changed
tcp_configure_src_addresses	definition changed
vnet_per_interface_combined_counters	only in image
vnet_per_interface_simple_counters	only in image
want_interface_combined_stats	definition changed
want_interface_simple_stats	definition changed
want_ip4_fib_stats	definition changed
want_ip4_nbr_stats	definition changed
want_ip6_fib_stats	definition changed
want_ip6_nbr_stats	definition changed
want_l2_macs_events	definition changed
want_per_interface_combined_stats	definition changed
want_per_interface_simple_stats	definition changed

Found 103 api message signature differences

Patches that updated the API files:

./src/plugins/pppoe/pppoe.api 62f9cdd8 Add PPPoE Plugin

./src/plugins/acl/acl.api c29940c5 ACL-plugin add "replace" semantics for adding a new MacIP acl de9fbf43 MAC IP ACL interface list dump (as an alternative to the get/reply)

./src/plugins/nat/nat.api 704018cf NAT: Destination NAT44 with load-balancing (VPP-954) 2ba92e32 NAT: Rename snat plugin to nat (VPP-955)

./src/vnet/interface.api 831fb59f Stats refactor d292ab1e No context in SW interface event a07bd708 Dedicated SW Interface Event

./src/vnet/dhcp/dhcp.api 51822bf0 DHCP client option 61 "client_id" 4729b1ec DHCP complete event sends mask length

./src/vnet/lldp/lldp.api 99a0e60e Add API support for LLDP config/interface set

./src/vnet/lisp-cp/one.api d630713d LISP: add neighbor discovery and CP protocol separation APIs 111a5cea LISP: Add APIs for enable/disable xTR/P-ITR/P-ETR modes 7048ff1e LISP: Map-server fallback feature 1e553a00 LISP: make TTL for map register messages configurable

./src/vnet/ethernet/p2p_ethernet.api 15ac81c1 P2P Ethernet

./src/vnet/mpls/mpls.api 2297af01 Add a name to the creation of an IP and MPLS table 28ab9cc1 FIB table add/delete API only da78f957 L2 over MPLS a0a908f1 FIB path weight incorrect in dump (VPP-922) 57b5860f FIB path preference

./src/vnet/session/session.api 33e002b1 Fix session connect api message handling.

./src/vnet/span/span.api 5b311202 SPAN/API:enable L2 dump 001fd406 SPAN:add l2 mirror

./src/vnet/devices/virtio/vhost_user.api 4ba75f54 vhost: Remove operation mode in the API

./src/vnet/vxlan-gpe/vxlan_gpe.api 04ffd0ad VPP crash on creating vxlan gpe interface. VPP-875

./src/vnet/tcp/tcp.api 3bbcfab1 TCP source address automation

./src/vnet/ip/ip.api 2297af01 Add a name to the creation of an IP and MPLS table 28ab9cc1 FIB table add/delete API only 57b5860f FIB path preference

./src/vnet/lisp-gpe/lisp_gpe.api af3d9771 Remove unused retval from gpe_native_fwd_rpath type definition

./src/vnet/l2/l2.api 50570ece Update of free text tag patch for BD 48304141 Support for bridge domain free text tag e531f4cb Increase default MAC learn limit and check it in learn-update path 8d00fff8 Add support for API client to receive L2 MAC events

./src/vpp/api/vpe.api 8a19f12a Allow individual stats API and introduce stats.api 4802632d Punt socket: Fix coverity error for pathname length mismatch between API and sun_path. f7a55ad7 PUNT socket: External control plane processes connected via UNIX domain sockets. 75e2f2ac API:fix arp/ND event messages - remove context 99a0e60e Add API support for LLDP config/interface set

./src/vpp/stats/stats.api 831fb59f Stats refactor 8a19f12a Allow individual stats API and introduce stats.api