- Written by Alexandru Suciu
- Posted on January 22, 2019
- Updated on March 4, 2022
- 6789 Views
As of EOS release 4.19.0F, breakout mode is not supported on any ports between 11-26 (inclusive) and ports between 47-62 (inclusive), and these ports can only run at 1x40GbE or 1x100GbE
- Written by Shyam Kota
- Posted on February 14, 2019
- Updated on September 4, 2019
- 8938 Views
This document explains how to configure and deploy Arista MSS with Fortinet FortiGate firewalls (also called
- Written by Vivek Subbarao
- Posted on January 18, 2019
- Updated on February 14, 2022
- 8467 Views
This feature adds support for a dynamic configuration model to eliminate the need for the network administrator to
- Written by Saurav Arora
- Posted on January 18, 2019
- Updated on September 3, 2020
- 7219 Views
Neighbor default originate feature is used to advertise a default route to the neighbor (peer or peer group) even when
- Written by Jifei Song
- Posted on January 21, 2019
- Updated on January 23, 2019
- 6480 Views
Starting from EOS 4.21.3F, license for feature BRCM STRATA SCHW TP, which stands for Broadcom Strata Single Chip
- Written by Alex Volinsky
- Posted on January 17, 2019
- Updated on January 23, 2019
- 5960 Views
DCS 7280SRM 40CX2 is a 1RU fixed system, which has two CFP2 ports (41 and 42), capable of hosting either CFP2 DCO, or
- Written by Dinu Chacko
- Posted on January 18, 2019
- Updated on January 18, 2019
- 6165 Views
If a network uses deep packet inspection for its ECMP, RFC7432 recommends deployments to use a control word in L2 EVPN
- Written by Ismaël Fezzaz
- Posted on January 18, 2019
- Updated on January 21, 2019
- 5908 Views
Log archiving is used to periodically (every minute) copy logs and core files from tmpfs filesystems /var/log and
- Written by Ronish Kalia
- Posted on January 21, 2019
- Updated on January 23, 2019
- 8167 Views
Explicit Congestion Notification (ECN) is an extension to the Internet Protocol and to the Transmission Control
- Written by Shyam Kota
- Posted on February 14, 2019
- Updated on February 14, 2019
- 7705 Views
ContainerTracer provides a composite view of the physical network topology and Kubernetes. Kubernetes and CVX must
- Written by Scott Smith
- Posted on January 22, 2019
- Updated on January 23, 2019
- 5748 Views
This is an addendum to the “IP in IP decapsulation” document.
- Written by Peter Rufer
- Posted on January 18, 2019
- Updated on January 18, 2019
- 5866 Views
This feature sets the default administrative status of physical Ethernet interfaces to
- Written by Emil Maric
- Posted on January 18, 2019
- Updated on January 23, 2019
- 6326 Views
On Algomatch platforms, expansions and encoding transformations on IP prefixes are performed before attempting to
- Written by Michelle Wang
- Posted on January 18, 2019
- Updated on February 5, 2022
- 6405 Views
SWI Image Verification is a feature that allows one to determine if their SWI image has been tampered with. It verifies
- Written by Alton Lo
- Posted on January 23, 2019
- Updated on January 23, 2019
- 14299 Views
“MLAG Domain Shared Router MAC” is a new mechanism to introduce a new router MAC to be used for MLAG TOR
- Written by Madhu Sudan
- Posted on February 14, 2019
- Updated on July 12, 2023
- 6834 Views
Many Layer 2 VXLAN deployments span more than one physical data center (DC) location. Typically, each DC has several
- Written by Gaofeng Yue
- Posted on January 23, 2019
- Updated on January 23, 2019
- 8182 Views
FIB compression allows us to program routes into the hardware more efficiently. Routes are programmed in the route
- Written by Jeff Chan
- Posted on January 18, 2019
- Updated on January 23, 2019
- 7217 Views
Until now, all PTP packets received on Arista switches with PTP boundary mode enabled will automatically be sent to
- Written by Ketan Kotak
- Posted on January 17, 2019
- Updated on September 5, 2019
- 6664 Views
All modern high density electronic circuit chips are susceptible to naturally occurring phenomenon called single
- Written by Ketan Kotak
- Posted on January 17, 2019
- Updated on August 28, 2019
- 7020 Views
Some of Arista’s products may use one or more FPGAs for certain tasks pertaining to controlling one or more of the
- Written by Adam Calabrigo
- Posted on January 18, 2019
- Updated on January 18, 2019
- 5695 Views
This feature enhances the feature limitation checking when performing Smart System Upgrade (SSU) and enables
- Written by Sriram Sellappa
- Posted on January 23, 2019
- Updated on April 21, 2021
- 7435 Views
IPv4 routes of certain prefix lengths can be optimized for enhanced route scale. The feature is described here. This
- Written by Manuel Mendez
- Posted on September 30, 2019
- Updated on December 16, 2020
- 7875 Views
Subinterfaces divide a single ethernet or port channel interface into multiple logical L3 interfaces based on the
- Written by Coy Humphrey
- Posted on January 21, 2019
- Updated on February 5, 2022
- 6299 Views
Explicit Congestion Notification (ECN) is an IP and TCP extension that facilitates end to end network congestion
- Written by Shyam Kota
- Posted on January 17, 2019
- Updated on January 21, 2019
- 5433 Views
MMU Profile CLI allows to reserve buffers in either cells or bytes. This feature eases the configuration as different
- Written by Shyam Kota
- Posted on January 18, 2019
- Updated on January 21, 2019
- 5286 Views
The BGP graceful restart mechanism defined in RFC4724 limits the usage of BGP graceful restart to BGP protocol
- Written by Ketan Kotak
- Posted on January 17, 2019
- Updated on January 23, 2019
- 5295 Views
It has been observed that on Arista products using Alta switching chip from Intel/Fulcrum may experience the CPU Lock
- Written by Prateek Nigam
- Posted on January 17, 2019
- Updated on January 23, 2019
- 5482 Views
The following QoS features are supported on the vEOS router (DPDK flavor):. The port can be configured
- Written by Suma LNU
- Posted on January 18, 2019
- Updated on January 18, 2019
- 4897 Views
This feature allows for setting BGP path attribute Multi Exit Discriminator for IGP routes advertised by BGP. This
- Written by Bruno Perriot
- Posted on January 17, 2019
- Updated on January 18, 2019
- 5117 Views
The MMU watermark counters report the maximum usage of the MMU queues during a given time window. This feature reports
- Written by Eamon Doyle
- Posted on January 22, 2019
- Updated on March 14, 2019
- 5625 Views
BGP Large Communities, as defined in RFC8092, is now supported within EOS. Both standard (4 octets) and
- Written by Shyam Kota
- Posted on January 18, 2019
- Updated on January 23, 2019
- 5320 Views
The route map feature in BGP allows filtering and manipulating BGP path information. It combines set statements with
- Written by Aparna Karanjkar
- Posted on January 18, 2019
- Updated on January 23, 2019
- 7279 Views
4.21.3F release supports reading and streaming various OpenConfig configuration and state models over gNMI (gRPC
- Written by Shyam Kota
- Posted on January 22, 2019
- Updated on January 23, 2019
- 6330 Views
The route map subroutine (referred from here on as sub route map) configuration simplifies routing policies by
- Written by Todor Nikolov
- Posted on January 17, 2019
- Updated on January 23, 2019
- 5440 Views
Some monitoring tools have a limited time to receive information from the switch and may break if waiting for a
- Written by Kaladhar Musunuru
- Posted on January 23, 2019
- Updated on January 23, 2019
- 5355 Views
This feature provides total ingress MPLS packet and byte counters received per interface. DCS
- Written by Shilpa Santhanam
- Posted on January 17, 2019
- Updated on January 23, 2019
- 5596 Views
4.21.3F introduces support for the feature on the platforms listed below. The TOI describing the feature support on
- Written by Kallol Mandal
- Posted on January 17, 2019
- Updated on January 23, 2019
- 8658 Views
In certain VXLAN deployments with either NSX/Logical Router or EVPN IRB, active nodes hosting a virtual IP address
- Written by Jeffrey Nelson
- Posted on January 17, 2019
- Updated on January 23, 2019
- 6437 Views
Configuration of VXLAN overlay using EVPN allows for extension of Layer 2 (L2) or Layer 3 (L3) networks across