We are pleased to announce FRR 8.1.

FRR 8.1 brings a long list of enhancements and fixes with 1200 commits from 75 developers. Thanks to all contributers.

Debian Packages - https://deb.frrouting.org/ RPM Packages - https://rpm.frrouting.org/ Snaps - https://snapcraft.io/frr Docker - frrouting/frr:v8.1.0

Release Overview

Features

• Lua hooks are now feature complete, with one hook available for use (http://docs.frrouting.org/en/latest/scripting.html)
• Improvements to SRv6 (Segment Routing over IPv6) (http://docs.frrouting.org/en/latest/zebra.html#segment-routing-ipv6)
• Improvements to Prefix-SID (Type 5)
• EVPN route type-5 gateway IP overlay Index (http://docs.frrouting.org/en/latest/bgp.html#evpn-overlay-index-gateway-ip)
• OSPFv3 NSSA and NSSA totally stub areas (http://docs.frrouting.org/en/latest/ospf6d.html#ospf6-area)
• OSPFv3 ASBR summarization (http://docs.frrouting.org/en/latest/ospf6d.html#asbr-summarisation-support-in-ospfv3)
• OSPFv3 Graceful Restart (http://docs.frrouting.org/en/latest/ospf6d.html#graceful-restart)
• OSPFv2 Graceful Restart (restarting mode added, helper was already implemented) (http://docs.frrouting.org/en/latest/ospfd.html#graceful-restart)

FRRouting 2021 GSOC Project

FRRouting's GSOC student implemented the infrastructure needed to add the ability to call out to user provided Lua scripts from within FRR. Keep an eye out for developments in this area.

You can read about the work he did here:

https://frrouting.github.io/frr-gsoc/year-2021/projects/lua-hook-points https://dlqs.dev/frr-gsoc-2021.html

And its presentation at Netdev 0x15: https://www.youtube.com/watch?v=_8R1MYP7M48&t=1051s

Thank you @dlqs!

Changelog

Behavior Changes

• Every node in running config now has an explicit "exit" tag
• Link bandwidth in BGP is now correctly encoded according to IEEE 754. To stay with old incorrect encoding use: neighbor PEER disable-link-bw-encoding-ieee

bgpd

• Add "json" option to "show bgp as-path-access-list"
• Add disable-addpath-rx knob
• Add an ability to set extcommunity to none in route-maps
• Add counter of displayed show bgp summary when filtering
• Add knob to config cond-adv scanner period
• Add route-map match alias command
• Add rpki source address configuration
• Add show bgp summary filter by neighbor or as
• Add terse display option on show bgp summary
• Allow for auto-completion of community alias's created
• Bgp knob to teardown session immediately when peer is unreachable
• Expand 'bgp default -' cmds
• Extend evpn next hop tracking to type-1 and type-4 routes
• Fix "no router bgp x vrf default"
• Flowspec redirect vrf uses vrf table instead of allocated table id
• Handle quick flaps of an evpn prefix properly
• Initial batch of evpn lttng tracepoints
• Limit processing to what is needed in rpki validation
• Modify vrf/view display in show bgp summary
• Set 4096 instead of 65535 as new max packet size for a new peer
• Set extended msg size only if we advertised and received capability
• Show bgp community alias in json community list output
• Show bgp prefixes by community alias
• Show max packet size per update-group
• Split soft reconfigure table task into several jobs to not block vtysh
• Store distance received from a redistribute statement
• Update route-type-1 legend to match output

isisd

• Fix sending of lsp with null seqno

nhrpd

• Clear cache when shortcuts are cleared
• Fix corrupt address being shown for shortcuts with no cache entry
• Set prefix correctly in resolution request

ospf6d

• Add debug commands for lsa all and route all
• Add warning log for late hello packets
• Add write-multiplier configuration
• Don't update router-id if at least one adjacency is full
• Extend the "redistribute" command with more options
• Fix issue when displaying the redistribute command
• Fix logging of border router routes
• Json output for database dump show command
• Link state id in lsa database json output
• Send lsa update immediately when ospf instance is deleted

ospfd

• Fix crash when creating vlink in unknown vrf
• Gr conformance fix for hello packet dr election
• Print extra lsa information in some log messages
• Rfc conformance test case 25.23 issue fix
• Show ip ospf route json does not shown metric and tag
• Summary lsa is not originated when process is reset

pathd

• Handle pcinitiated configuration, main thread
• Handle pcinitiated messages, thread controller
• Handle srp_id correctly
• If pce ret no-path to pcreq don't retry pcreq nor delegate

pbrd

• Add match ip-protocol [tcp|udp]
• Add ability to set/unset src and dest ports
• Nhg "add" edge case for last in table range
• Start inclusion of src and dst ports for pbrd

pimd

• Add tos/ttl check for igmp conformance
• Allow join prune intervals to be as small as 5 seconds
• Allow msdp group name 'default'
• Fix register suppress timer code
• Fix uaf/heap corruption in bsm code
• Fix command "no ip msdp mesh-group member"
• Igmp groups are not getting timeout
• Igmp memberships are not querier specific
• Igmp sockets need to be iface-bound too
• Prevent uninited usage of nexthop
• Support msdp global timers configuration

vtysh

• Add cli timestamp '-t' flag
• Add error code if daemon is not running
• Fix searching commands in parent nodes

zebra

• Add "json" option to "show interface"
• Various improvment to dataplane interface
• Add message counts for show zebra client
• Add nhg id to show ip route json
• Add show command for ra interface lists
• Fix ipv4 routes with ipv6 link local next hops install in fpm
• Handle bridge mac address update in evpn contexts
• Move individual lines to table in show zebra client command
• Refresh vxlan evpn contexts, when bridge interface goes up
• Update zl3vni when bridge link refreshed in other namespaces

Internal improvements

lib

• Add "json" option to "show ip[v6] access-list"
• Add "json" option to "show ip[v6] prefix-list"
• Add "json" option to "show route-map"
• Prevent grpc assert on missing yang node

yang

• Add msdp timer configuration
• Fix bgp multicast prefix type
• Mark a couple of prefix-list/access-list leafs as mandatory
• Move multicast prefix type definition
• Replace an empty pattern with a zero-length restriction
• Rework pim msdp mesh group
• Simplify msdp peer handling

Packaging changes

alpine

• Fix path for daemons file install

Contributors

• Aaron Pereira pereiraaa@vmware.com
• Abhinay Ramesh rabhinay@vmware.com
• Abhishek Naik bhini@amazon.com
• Adriano Marto Reis adrianomarto@gmail.com
• Alexander Chernavin achernavin@netgate.com
• Alexander Skorichenko askorichenko@netgate.com
• Ameya Dharkar adharkar@vmware.com
• Amol Lad amol.lad@4rf.com
• anlan_cs anlan_cs@tom.com
• Anuradha Karuppiah anuradhak@nvidia.com
• Basha Mougamadou b.mougamadou@criteo.com
• batmancn batmanustc@gmail.com
• Chirag Shah chirag@nvidia.com
• Christian Hopps chopps@gmail.com
• Colin Sames colin.sames@haw-hamburg.de
• David Lamparter equinox@diac24.net
• Dmitrii Turlupov dturlupov@factor-ts.ru
• Donald Lee dlqs@gmx.com
• Donald Sharp sharpd@nvidia.com
• Donatas Abraitis donatas.abraitis@gmail.com
• Don Slice dslice@nvidia.com
• Emanuele Di Pascale emanuele@voltanet.io
• enigamict mochienper@gmail.com
• ewlumpkin ewlumpkin@gmail.com
• GalaxyGorilla sascha@netdef.org
• github login name ranjany@vmware.com
• gord_chen gord_chen@edge-core.com
• G. Paul Ziemba p-fbsd-bugs@ziemba.us
• Guillaume Solignac guillaume.solignac@orange.com
• Hiroki Shirokura slank.dev@gmail.com
• Igor Ryzhov iryzhov@nfware.com
• Jafar Al-Gharaibeh jafar@atcorp.com
• Javier Garcia javier.garcia@voltanet.io
• John W. O'Brien john@saltant.com
• Kantesh Mundaragi kmundaragi@vmware.com
• Karen Schoener karen@voltanet.io
• Kaushik kaushiknath.null@gmail.com
• Kuldeep Kashyap kashyapk@vmware.com
• Lars Seipel ls@slrz.net
• Lou Berger lberger@labn.net
• Louis Scalbert louis.scalbert@6wind.com
• lynne lynne@voltanet.io
• Mark Stapp mstapp@nvidia.com
• Martin Buck mb-tmp-tvguho.pbz@gromit.dyndns.org
• Martin Winter mwinter@opensourcerouting.org
• Mobashshera Rasool mrasool@vmware.com
• nguggarigoud nguggarigoud@vmware.com
• Nikhil Kelapure nikhil.kelapure@broadcom.com
• Olivier Dugeon olivier.dugeon@orange.com
• Ondřej Surý ondrej@sury.org
• Pat Ruddy pat@voltanet.io
• Pavel Ivashchenko pivashchenko@nfware.com
• Philippe Guibert philippe.guibert@6wind.com
• Prerana GB prerana@vmware.com
• Quentin Young qlyoung@nvidia.com
• Rafael Zalamena rzalamena@opensourcerouting.org
• Renato Westphal renato@opensourcerouting.org
• Reuben Dowle reuben.dowle@4rf.com
• rgirada rgirada@vmware.com
• Ryoga contact@proelbtn.com
• Sai Gomathi nsaigomathi@vmware.com
• schylar schylarutley@hotmail.com
• Soman K.S somanks@gmail.com
• Steffen Neubauer s.neubauer@syseleven.de
• Stephen Worley sworley@nvidia.com
• Takemasa Imada takemasa.imada@gmail.com
• Tomáš Szaniszlo tomaxuser@gmail.com
• Trey Aspelund taspelund@nvidia.com
• vivek vivek@cumulusnetworks.com
• Wesley Coakley wcoakley@nvidia.com
• Xiao Liang shaw.leon@gmail.com
• Yaroslav Fedoriachenko yar.fed99@gmail.com
• Yash Ranjan ranjany@vmware.com
• Yuan Yuan yyuanam@amazon.com
• zyxwvu Shi shiyuchen.syc@bytedance.com