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These notes summarizes PICOS 4.3 new features, new hardware, known bugs, and bug fixes. Best practices recommend that you read all the content before upgrading to this release. For more detailed feature information, refer to the configuration guides.

Table of Contents

New Features

Layer 2 and Layer 3

Ticket IDReleaseDescription
139144.3.0

EVPN Multihoming

EVPN multihoming is a replacement mechanism for MLAG in EVPN deployment based on standard protocol (BGP-EVPN). In one customer site, a server can connect to two or more VTEP switches in order for redundancy. Additionally, the peer-link between MLAG spines is not needed in EVPN multihoming site. Please have the details by reference of document EVPN Multihoming Configuration Guide.

143274.3.0

New BGP Commands

Add new BGP commands to configure confederation, dampening, local-preference, fast-external-failover, and prefix limits. Please have the details by reference of document BGP Commands.

144414.3.0

Unnumbered BGP

With unnumbered BGP, it's not necessary to configure IP address of the BGP neighbor. The IPv6 link local is used to build BGP session from one hop to the next hop. The link local address of the BGP neighbor can be discovered by IPv6 ND (Neighbor Discovery) automatically.

143634.3.0

Telemetry Based on gRPC/gNMI

The controller or network management system such as AmpCon can access to telemetry data on the switch remotely via gRPC/gNMI in order for monitoring the performance and status of the switch. The gRPC operations including CapabilityRequest, GetRequest, SetRequest, and SubscribeRequest are supported. The telemetry data including interfaces and LLDP is covered in PICOS 4.3.0 so far.

144554.3.0

LACP Fast Mode

Support LACP fast mode. Under LACP fast mode, LACP control packets are sent to an LACP-enbled port per 1 second instead of 30 seconds under slow LACP mode.

OVS and OpenFlow

Ticket IDReleaseDescription
138484.3.0

SNMPv3 Trap

If SNMPv3 is enabled, SNMP trap messages will be sent out in SNMPv3 format under OVS mode.

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Ticket IDReleaseDescription
-4.3.0

Update Session Token

Once you are on the NPB web page, the current session token can be updated automatically during GUI activity when the timeout of the old token expires after 30 minutes without the need to re-login.

Hardware

Dell N30xx Series and N31xx Series switches are not supported starting with PICOS 4.3.0.

Fixed Issues

Layer 2 and Layer 3

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