Release Progress Tracking 202111

202111 Features Tracking

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Feature	HLD Review Date	Test Plan Ready for Review ETA	Owner	Code Review Owner	Code Review Date	Test PR Ready for Review ETA	Code PR Status	SAI Change	Priority/Conf (High/Low)	Description
ACL orch redesign	Reviewed on 9/22/2021		Nvidia	MSFT/ Aviz	10/15/2021			Yes		Utilize query statistics SAI API
App extension CLI generation tool HLD - Merged Deferred from 202106	Mar 30		Nvidia	MSFT/ LinkedIn	May 30			No		2ndphase of the application extension: a CLI generation tool for application extension programs. An improvements following the current infra available
Automatic techsupport and core dump creation HLD - Merged	July 6: Ready for review Reviewed on 7/27/2021		Nvidia	MSFT				No		Triggered by a failure
Better route scalability with multiple next-hops Deferred from 202106	Done		Metaswitch	BRCM	July 30		475 - Merged, 1702	No		Split next hop groups out of routing table (back-compatibly).
Class-Based Forwarding HLD - Open 11/15: All code PRs merged	July 7 (reviewed on 8/3)		Metaswitch (MSFT)	Intel	Aug 30			Yes, Class-Based Forwarding by j-bos PR 1193		Policy-based tunnel selection
CLI level authorization HLD-Merged	9/21/2021 (reviewed on 9/21/2021)		MSFT	TBD						Fine grain access control at CLI level using TACACs
DHCP support IPv6 HLD - Merged	July 23 (reviewed on July 20)		MSFT	BRCM	Aug 15					To be added
Dynamic Policy Based Hashing HLD- Merged Deferred from 202106	Apr 13		Nvidia/ MSFT	MSFT/ Aviz	May 15		7461 - Merged	Yes		Static policy based hashing is supported, dynamic policy based hashing with edit flow is being added
Dynamic port breakout Deferred from 202106	2020		LKND	Nvidia/ MSFT			4235, 3910, 1242, 1219, 1148, 1112, 766, 72, 859, 767, 765, 3912, 3911, 3909, 3861, 3730 - Merged 3907, 3891, 3874, 1085, 1151, 1150 -Closed	No
EXP to TC QoS maps HLD-Open HLD is open, all code PRs are merged	9/21/2021(reviewed on 9/21)		Metaswitch (MSFT)	Intel	Sep 30			No		Support for further QoS map type
EVPN VXLAN for platforms using P2MP tunnel based L2 forwarding HLD - Merged All PRs are merged	7/23 (Reviewed on 7/20/2021)		Nvidia	BRCM/ Intel/ Dell	Jul 30			No		PR806 Question: 1. Vxlan multicast support, is it included? Not at the moment 2. What is the usecase of p2mp vxlan & is Ingress replication used? Refer PR (806) 3. L2VNI is it included?
Handle port config change on fly in xcvrd Added on 8/22	Reviewed on 9/7/2021		Nvidia					No
Host interface trap counter	Reviewed on 9/28		Nvidia	TBD	Aug 30			No		ARP, DHCP, LLDP
L2 functional and performance enhancements HLD - Merged Deferred from 202106	5/21/2019		BRCM	MSFT- tbd DELL - tbd	Apr 10		885, 529 & 1716 - Open 114 - Merged	No		FDB flush, MAC move, FDB aging time configuration, Static FDB configuration and VLAN Range configuration
New branch creation for Debian11	N/A		MSFT	MSFT				No		Create initial testing image and Debian 11 branch for community to integrate with respective platform drivers, SAI etc.
One line command to extract multiple DBs info of a SONiC component HLD - Merged	Reviewed in this March		Nvidia	MSFT	Jul 13: ready already		No			Infrastructure enhancement for debuggability. Debug command to retrieve config, application and ASIC DBs per component
Overlay ECMP HLD - Open PR review is done, waiting for merge	Sep 14		MSFT	Intel/ Nvidia/ BRCM/ Dell				No (use existing, vendors to implement)		Support overlay ECMP for Vxlan, route will be sent to multiple tunnels requiring ECMP support
PDK - Platform Development Environment Defer from 202106 on 8/25/2021	Done already in 202106 release		BRCM	MSFT				No		Optimizes platform driver and plugin development along with static platform configuration data testing.
PINS (P4 Integrated Network Stack) HLD - Open	MVP Main HLD is reviewed on 8/17/2021 P4RT/P4 Orchagent/P4 APPL DB Schema are reviewed on 9/15/2021 Remaining HLD are reviewed on 9/29/2021		Intel, Google	Microsoft, Intel, ONF	Aug 30			Yes		PINS (P4 Integrated Network Stack), a P4Runtime (P4RT) based SDN interface for SONiC
Reclaim reserved buffer for unused ports Added on 8/22	Reviewed on 9/7/2021		Nvidia	MSFT				No
Routed sub-interface naming convention HLD - Merged	8/17/2021(reviewed on 8/31/2021)		BRCM	Dell/ MSFT	9/15/2021			No		Linux kernel has a limitation of 15 character interface name size, modify the sub interface naming convention to keep it in short format (e.g. Eth100.1234, or Po100.1234). This naming change for subinterfaces will kept it uniform across the entire SONiC subsystem (config, show, and in all dbs) for the subinterfaces. DB migrator scripts are enhanced for the name conversion during the upgrade.
SONiC for MPLS Dataplane HLD - Open Deferred from 202106	Reviewed already		Juniper	Intel Metaswitch- tbd				Yes, SAI discussion on going		SONiC support for MPLS dataplane.
SONiC Generic Update and Rollback							736, 1536, 1599, 1762, 1794, 1831, 1856, 1864, 1885, 1901, 1919, 1923, 1929, 1934, 1969, 1973, 1977, 1981, 1983, 1987, 1988, 2003, 2006, 2008, 2015, 2020 & 2028			Newly added on 12/2. Majority of the code is in 202111 release already. 1/6: Base PRs are in, but still few PRs to be cherry-picked
SRv6 support (Cntd) HLD-Open Deferred from 202106			Intel, Alibaba	Juniper - tbd Cisco - tbd	May 25			Yes SAI HLD		SRv6 support for dataplane SONiC/SAI support for linux static route+SRV6 encapsulation To be discussed in sonic-mpls-workgroup Intel will contribute dataplane support; Alibaba will contribute control plane support
Support for passing IS-IS, LDP and MicroBFD packets to CPU	N/A (trivial 2 line code change to map to new SAI values)		Metaswitch (MSFT)	Innovium	July 30			Yes (ISIS trap support for SAI 1238 · opencomputeproject/ SAI@68be575 is merged, Trap type changes by dkourkouzelis · 1258 · opencomputeproject/ SAI (github.com) is ready to merge)		Adding new protocols to supported hostif trap types
Upgrade SONiC init flow HLD - Merged	N/A		Nvidia	TBD				Yes		Utilize query statistics SAI API
VXLAN src port configuration	N/A		Nvidia	Intel	Aug 30		1205 - Merged	Yes 1205		Controlling the fixed/hash Bits and port range

Deferred Features to Next Release

Feature	HLD Review Date	Test Plan Ready for Review ETA	Owner	Code Review Owner	Code Review Date	Test PR Ready for Review ETA	Code PR Status	SAI Change	Priority/Conf (High/Low)	Description
NVGRE/GRE	Scheduled on 10/12		Nvidia	TBD	9/30/2021 - tentative DD will be provided once the HLD is confirmed			Yes		NVGRE is a Layer 3 tunneling protocol that utilizes a standard GRE header to encapsulate a Layer 2 packet.
Event-mgmt Infra HLD-Open Deferred from 202106	Reviewed on Apr 27 - require a reviewer to sign-off		Dell	TBD	July 13 - ready for review		7813, 48, 85 & 490 - Open	No		A centralized framework for applications in SONiC network operating system to raise “events” and store them for NBIs to consume.
Klish CLI for show-tech support HLD - Open Deferred from 202106	Apr 6		DELL	MSFT	Jun 30		86, 49, 7816 - Open	No		Klish CLI for show-tech support using the new mgmt.-infra framework
System with zero port support	N/A		Nvidia	Juniper	Jul 13: ready		109, 221, 3663 - Open ; 1808 - Merged, 1697 - Closed	No		Allows to bring up system and finish the init flow
Storm Control (BUM) HLD - Merged Deferred from 202106	Apr 6		BRCM	MSFT/ Innovium	Apr 10		1306 & 928 - Open 346 - Merged	No		Independently rate limit ingress Broadcast, Multicast and Unknown Unicast traffic on a bits-per-second basis. IS-CLI configuration
SAG Defer to next release	Reviewed on 8/24/2021		Edgecore	Dell/ Intel BRCM	Aug 30				No	Static Anycast Gateway. To provide anycast gateway for host/VMs. Can be used independently, or with MCLAG to provide single gateway for MC-LAG member host. To provide the possibility for host VM mobility. Both IPv4 and v6
CMIS Diagnostics HLD - Open	Reviewed on 10/5		BRCM	Dell	10/29/2021				No
SONiC fanout support Deferred from 202106 Deferred from 20211	Stretch goal		MSFT	TBD				No		Change fanout switch o.s to SONiC
Align crmorch with sai_object_type_get_availability	N/A		Nvidia	TBD				No PR 942		Will not require a new SAI API, but vendors will have to implement this API for using this functionality
System Ready Enhancements	Reviewed on 10/5		BRCM	Dell/ Nvidia	9/29/2021			No		Today there is no easy way to know when the device is ready in terms of control/dataplane. The change allows declaration of System ready (Syslog/CLI) when all the services(dockers+host) are up and ready. Also define a framework for each service to declare itself ready based on their application criteria.
100% SONiC YANG model Deferred from 202106 Deferred to 202205 Deferred to 202205	NA		MSFT	MSFT/ YANG WG	Sep 30		Yang Project	No		Build a full and complete YANG model for SONiC configDB
Deprecating Python2 platform daemons Move to next release	NA		MSFT	Dell	Aug 30			N/A		All platform daemons will run using Python 3. Python 2 support will be removed. Vendors must build and install Python 3 sonic-platform packages. Question: Will there be new platform APIs to be added in 202111? @Guohan to confirm
MACSEC enhancement: primary & fallback case Move to next release	N/A		MSFT	BRCM Juniper	N/A			No		MACsec can enable primary and fallback Connectivity Association Keys(CAK) at a same time. Meanwhile the primary and fallback key can be switched or replaced without any outage.
Show running enhancement Cancelled	July 30 (reviewed on 8/31/2021)		Edgecore	Dell/ BRCM	Aug 30			No		Enhancement on show running to provide single command (with new argument) to generate CISCO-like CLI running configuration for increasing user readability.