- Written by Ethan Rahn
- Posted on November 13, 2019
- Updated on November 13, 2019
- 977 Views
This feature adds support in AAA using the LDAP protocol. LDAP can be used for authentication and
- Written by Rahul Vasist
- Posted on November 6, 2019
- Updated on November 13, 2019
- 1080 Views
ASU (or Accelerated Software Upgrade) is a feature that will minimize traffic loss when upgrading from one ASU
Arista Macro Segmentation Service (MSS) integration with Check Point Software Technologies Firewalls
- Written by Mihyar Baroudi
- Posted on November 12, 2019
- Updated on December 17, 2020
- 792 Views
This document explains how to configure and deploy Arista MSS with Check Point Software Technologies firewalls
- Written by Vishrant Vasavada
- Posted on November 12, 2019
- Updated on November 12, 2019
- 697 Views
This feature implements support for RFC8203/BIS so that users can attach the reason of BGP instance or peer session
- Written by Nathanael Dattappa
- Posted on November 12, 2019
- Updated on November 13, 2019
- 603 Views
On most PHYs, we run a sequence of steps in order to bring the links up reliably, because of it’s conservative nature,
- Written by Wyatt Sullivan
- Posted on November 6, 2019
- Updated on November 6, 2019
- 788 Views
In previous software releases, some interfaces on DCS 7260CX3 behaved differently from normal interfaces. When
- Written by Bharath Somayaji
- Posted on April 23, 2018
- Updated on November 11, 2019
- 2630 Views
In VXLAN EVPN deployments, a distributed anycast address is often used as the gateway address for end devices
- Written by Huong Nguyen
- Posted on November 13, 2019
- Updated on April 29, 2022
- 1299 Views
Support for DHCPv4 (RFC 2131) and DHCPv6 Server (RFC 8415) was added to EOS-4.22.1 and EOS-4.23.0 respectively. EOS DHCP server leverages ISC Kea as backend. The router with DHCP Server enabled acts as a server that allocates and delivers network addresses with desired configuration parameters to its hosts.
- Written by Kiranmayi Kasarapu
- Posted on February 8, 2017
- Updated on April 18, 2018
- 1120 Views
DirectFlow runs alongside the existing layer 2/3 forwarding plane, enabling a network architecture that
- Written by Davide Bassani
- Posted on November 12, 2019
- Updated on November 12, 2019
- 742 Views
DirectFlow is a feature that allows the user to steer traffic by matching on packet headers and/or metadata using the
- Written by Nikhil Goyal
- Posted on October 7, 2019
- Updated on December 21, 2021
- 558 Views
The differentiated services code point (DSCP) is a 6 bit field in the IP header, which can be used to mark traffic for
- Written by Lavanya Conjeevaram
- Posted on June 29, 2016
- Updated on November 6, 2019
- 1121 Views
ECMP Hash visibility CLI determines the output interface for an ECMP set based on the flow parameters supplied by the
- Written by Phillip Jie
- Posted on November 7, 2019
- Updated on February 5, 2022
- 1187 Views
This article describes the support for Egress Filtered Mirroring. The user can selectively mirror egress packets
- Written by Eswaran Baskaran
- Posted on November 12, 2019
- Updated on November 12, 2019
- 738 Views
Allows user to use the CLI to configure whether or not ACL failures cause a port to become errdisabled. The default
- Written by Amit Ranpise
- Posted on November 11, 2019
- Updated on November 11, 2019
- 2042 Views
As described in the Multi VTEP MLAG TOI, singly connected hosts can lead to suboptimal peer link utilisation. By
- Written by Arup Raton Roy
- Posted on August 24, 2020
- Updated on December 27, 2021
- 1183 Views
This feature enables support for Macro Segmentation Service (MSS) to insert security devices into the traffic path
- Written by Kallol Mandal
- Posted on November 14, 2019
- Updated on December 22, 2020
- 1434 Views
Starting with EOS release 4.22.0F, the EVPN VXLAN L3 Gateway using EVPN IRB supports routing traffic from one IPV6
- Written by Brandon Bowling
- Posted on November 11, 2019
- Updated on November 11, 2019
- 592 Views
This is an addendum to the “IP in IP decapsulation” document.
- Written by Gowtham Rameshkumar
- Posted on June 10, 2019
- Updated on November 11, 2019
- 1001 Views
An introduction to Nexthop groups can be seen in the Nexthop Group section of eos. With this feature,
- Written by Gowtham Rameshkumar
- Posted on August 26, 2019
- Updated on November 11, 2019
- 1279 Views
This feature introduces hardware forwarding support for IPv4 over IPv4 GRE tunnel interfaces on selected Arista
- Written by Deepak Sebastian
- Posted on November 12, 2019
- Updated on June 9, 2020
- 991 Views
This feature adds support for offloading BFD Transmit path to hardware (ASIC) for specific types of BFD sessions.
- Written by Ripon Bhattacharjee
- Posted on November 12, 2019
- Updated on November 13, 2019
- 910 Views
Campus hardware flow tracking allows for extensive and fine grained hardware based flow tracking and management
- Written by Scott Bailey
- Posted on November 6, 2019
- Updated on November 6, 2019
- 1385 Views
Hitless speed change enables changing the configured speed on one interface without impacting traffic on any of the
- Written by Johnny Chen
- Posted on November 12, 2019
- Updated on December 21, 2021
- 810 Views
This feature provides support for per interface ingress/egress packet/byte counters for both IPv4 and IPv6.
- Written by Michelle Wang
- Posted on November 13, 2019
- Updated on March 3, 2022
- 1518 Views
In a typical switch deployment, multiple ports can have the same configuration, such as description and access VLAN.
- Written by Bharath Somayaji
- Posted on November 12, 2019
- Updated on November 12, 2019
- 966 Views
IP Locking is an EOS feature configured on an Ethernet Layer 2 port. When enabled, it ensures that a port will only
- Written by Eric Peterson
- Posted on November 12, 2019
- Updated on November 12, 2019
- 1386 Views
This features adds industry standard “unnumbered” interface support for IPv4 routed interfaces. That means
- Written by Vivek Ilangovan
- Posted on November 12, 2019
- Updated on November 12, 2019
- 492 Views
This feature implements support for RFC6232 that helps a user identify source of an LSP purge packet. It can be enabled
- Written by Jeff Hornsberger
- Posted on November 12, 2019
- Updated on November 12, 2019
- 628 Views
LDP Hello Redundancy uses the LDP Extended Discovery Mechanism to establish a redundant targeted Hello adjacency
- Written by Shyam Kota
- Posted on November 12, 2019
- Updated on November 12, 2019
- 764 Views
This feature improves the switch behavior and predictability when it runs out of memory (OOM). Common contributing
- Written by Yuanzhi Gao
- Posted on November 12, 2019
- Updated on November 12, 2019
- 559 Views
MPLS ping/traceroute utility is extended to support liveness checking of Nexthop Group tunnel endpoint (MPLS
- Written by José Rios
- Posted on November 25, 2019
- Updated on February 5, 2022
- 1559 Views
Verbatim qualifier This feature enhances two basic policy actions, redirect and offload, for Macro Segmentation
- Written by Shyam Kota
- Posted on November 6, 2019
- Updated on December 30, 2021
- 744 Views
This feature allows setting the desired maximum VOQ latency. Drop probabilities are adjusted in hardware to meet
- Written by Prajakta Joshi
- Posted on November 6, 2019
- Updated on March 3, 2022
- 974 Views
Multiprotocol Label Switching (MPLS) is a networking process that replaces complete network addresses with short
- Written by Zach Waltman
- Posted on November 12, 2019
- Updated on November 12, 2019
- 638 Views
The Multicast Source Discovery Protocol (MSDP) provides a mechanism to connect together multiple PIM Sparse Mode
- Written by Binoshmon T B
- Posted on July 22, 2020
- Updated on May 10, 2022
- 2041 Views
The TCP MSS clamping feature involves clamping the maximum segment size (MSS) in the TCP header of TCP SYN packets if it
- Written by Ryan Halbrook
- Posted on January 10, 2020
- Updated on January 10, 2020
- 709 Views
This feature provides multipath router id, a new multipath mode to control the behavior of RPF selection. In the
- Written by Saurav Arora
- Posted on November 13, 2019
- Updated on February 5, 2022
- 540 Views
Term multipath relax in the context of BGP bestpath selection process means that the “AS path” contents of BGP
- Written by Deva Pandian
- Posted on November 11, 2019
- Updated on November 11, 2019
- 1528 Views
NAT feature has been supported in DCS 7150 for many years. Starting 4.21.6F, limited NAT functionality is
- Written by David Blease
- Posted on November 12, 2019
- Updated on November 12, 2019
- 615 Views
In an OSPFv2 Area Border Router (ABR), area filters may be used to prevent specific prefixes from being announced by an
- Written by Tom Meng
- Posted on November 11, 2019
- Updated on November 11, 2019
- 600 Views
Power management is a way to limit the total available power to be used for Power over Ethernet (PoE) ports. Without
- Written by Martin Stigge
- Posted on October 22, 2018
- Updated on October 25, 2021
- 1498 Views
RSVP TE applies the Resource Reservation Protocol (RSVP) for Traffic Engineering (TE), i.e., to distribute MPLS
- Written by Manoharan Sundaramoorthy
- Posted on September 4, 2018
- Updated on February 5, 2022
- 3628 Views
Segment Routing Traffic Engineering Policy (SR TE) aka SR Policy makes use of Segment Routing (SR) to allow a headend
- Written by Manoharan Sundaramoorthy
- Posted on November 12, 2019
- Updated on November 15, 2019
- 980 Views
Segment Routing Traffic Engineering Policy (SR TE) aka SR Policy makes use of Segment Routing (SR) to allow a headend
- Written by Michael (Mike) Fink
- Posted on November 11, 2019
- Updated on November 11, 2019
- 928 Views
Packets sampled for sFlow are packaged in a flow sample structure containing, amongst other things, input and output
- Written by Suresh Krishnan Balakrishnan
- Posted on November 6, 2019
- Updated on November 6, 2019
- 601 Views
For MPLS VPN address family in BGP, when the VPN path routes are imported to multiple VRFs, individual FEC entry in
- Written by Brian Gallagher
- Posted on November 6, 2019
- Updated on November 13, 2019
- 555 Views
“show rib route summary” will display a table containing the summary of all the routes in the Routing Information
- Written by Jimmy Trinh
- Posted on November 12, 2019
- Updated on November 12, 2019
- 949 Views
The error disable recovery interval specifies the duration that elapses before an error disable recovery enabled
- Written by Josh Pfosi
- Posted on June 11, 2019
- Updated on February 23, 2022
- 2089 Views
This feature adds support for CPU traffic policy capable of matching and acting on IP traffic which would otherwise
- Written by Sean Waclawik
- Posted on November 14, 2019
- Updated on February 5, 2022
- 876 Views
Configurable port qualifier sizing allows for dynamic resizing of the hardware TCAM feature qualifier for IPKGV