- Written by Kartik Chandran
- Posted on October 4, 2019
- Updated on October 4, 2019
- 3122 Views
QSFP100 100G 4/40G/10G/25G/50 2. OSFP 50G 1, 100G 2, 200G 4, 400G 4. OSFP 25G, 50G 2, 100G 4, 10G, 40G
- Written by Mohammed Ali
- Posted on August 27, 2019
- Updated on August 27, 2019
- 2633 Views
This is an addendum to this TOI, which adds Accelerated Software Upgrade support for the 7280TR 48C6. All other
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
- 3633 Views
This document explains how to configure and deploy Arista MSS with Check Point Software Technologies firewalls
- Written by Shyam Kota
- Posted on February 14, 2019
- Updated on September 4, 2019
- 4429 Views
This document explains how to configure and deploy Arista MSS with Fortinet FortiGate firewalls (also called
- Written by Will Rideout
- Posted on August 23, 2019
- Updated on September 5, 2019
- 2921 Views
Bidirectional Forwarding Detection (BFD) control packets contain several bit flags which advertise session
- Written by Sandeep Betha
- Posted on January 22, 2021
- Updated on February 6, 2022
- 5333 Views
This feature adds support for user configured BGP Nexthop Resolution RIB profiles for various BGP based services
- Written by Yaonan Liang
- Posted on October 11, 2019
- Updated on October 11, 2019
- 3492 Views
BGP update wait for convergence feature prevents BGP from programming routes into hardware and advertising routes
- Written by Shyam Kota
- Posted on March 11, 2020
- Updated on March 11, 2020
- 3343 Views
This mechanism allows a session to lock the configuration of the switch to prevent any other session from altering the
- Written by VIKAS NARAYANAPPA
- Posted on August 23, 2019
- Updated on September 5, 2019
- 3158 Views
Network operators usually configure load balancing in their networks in order to distribute load across the links to
- Written by Hussein Salemwalla
- Posted on August 25, 2019
- Updated on February 14, 2022
- 3062 Views
The CVX preserve client state feature allows client state to be preserved on CVX even when the management connection
- Written by Sourav Basu
- Posted on October 4, 2019
- Updated on October 4, 2019
- 3021 Views
The EOS DHCP relay agent now supports forwarding of DHCP requests to DHCP servers located in a different VRF to the DHCP
- Written by Devon McAvoy
- Posted on October 4, 2019
- Updated on May 16, 2022
- 4938 Views
DirectFlow runs alongside the existing layer 2/3 forwarding plane, enabling a network architecture that incorporates new capabilities, such as TAP aggregation and custom traffic engineering, alongside traditional forwarding models. DirectFlow allows users to define flows that consist of match conditions and actions to perform that are a superset of the OpenFlow 1.0 specification. DirectFlow does not require a controller or any third party integration as flows can be installed via the CLI.
- Written by Kundan Sen
- Posted on August 23, 2019
- Updated on September 5, 2019
- 2850 Views
EOS 4.22.1F adds support for disabling the IS IS authentication check for received IS IS PDUs. By enabling this
- Written by Jifei Song
- Posted on October 7, 2019
- Updated on October 7, 2019
- 2677 Views
When passive non Dot1x speaking devices are connected to Dot1x port and it is expected that they would be
- Written by Nikhil Goyal
- Posted on October 7, 2019
- Updated on December 21, 2021
- 3087 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 Konrad Ciekot
- Posted on October 24, 2019
- Updated on October 24, 2019
- 4716 Views
As of 4.22.1F Load Balance Profiles can be used to explicitly configure ECMP Load Balance parameters. In addition,
- Written by Sourabh Bollapragada
- Posted on December 22, 2020
- Updated on December 22, 2020
- 3252 Views
This feature supports counting ECN marked packets (ECN Explicit Congestion Notification) on a per egress port per tx
- Written by May Young
- Posted on June 24, 2021
- Updated on June 24, 2021
- 4707 Views
This feature is available when configuring Layer2 EVPN or EVPN IRB. As described in RFC7432 section 15
- Written by Seng Leung
- Posted on August 27, 2019
- Updated on August 27, 2019
- 3329 Views
gNOI (gRPC Network Operations Interface) defines a set of gRPC based microservices for executing operational
- Written by Seng Leung
- Posted on August 27, 2019
- Updated on August 27, 2019
- 3059 Views
gNOI (gRPC Network Operations Interface) defines a set of gRPC based microservices for executing operational
- Written by Gowtham Rameshkumar
- Posted on August 26, 2019
- Updated on November 11, 2019
- 4077 Views
This feature introduces hardware forwarding support for IPv4 over IPv4 GRE tunnel interfaces on selected Arista
- Written by Nitin Singh
- Posted on November 14, 2019
- Updated on November 14, 2019
- 2771 Views
This solution builds upon the feature developed in previous releases for federating multiple instances of VCS
- Written by Prashant Srinivas
- Posted on October 12, 2019
- Updated on October 12, 2019
- 3758 Views
This feature allows the leaking of connected routes from one VRF (the source VRF) to another VRF (the destination VRF)
- Written by Satish Somanchi
- Posted on August 26, 2019
- Updated on September 5, 2019
- 3849 Views
4.22.1F introduces support for ip address virtual for PIM and IGMP in MLAG and Vxlan. On a VLAN, the same IP address can
- Written by Huong Nguyen
- Posted on August 27, 2019
- Updated on November 13, 2019
- 3538 Views
Support for DHCPv4 and DHCPv6 Server was added to EOS 4.22.1 and EOS 4.23.0 respectively. The feature is based on ISC
- Written by Dawon Lee
- Posted on September 4, 2019
- Updated on September 4, 2019
- 2962 Views
Lanz Mirroring feature allows users to automatically mirror traffic queued as a result of congestion to either CPU or
- Written by Dawon Lee
- Posted on August 17, 2018
- Updated on April 20, 2020
- 3802 Views
Lanz Mirroring feature allows users to automatically mirror traffic queued as a result of congestion to either CPU or
- Written by Shyam Kota
- Posted on August 23, 2019
- Updated on August 23, 2019
- 2611 Views
Add support for IPv6 management address in LLDP. An LLDP packet requires a management address, that is typically one
- Written by Yashvir Singh
- Posted on March 2, 2021
- Updated on June 19, 2023
- 3970 Views
This feature allows classification of packets on QoS policy-maps based on the Class of Service (CoS), VLAN, Drop Eligible Indicator (DEI) in the 802.1q header of the packet. CoS (Class of Service) corresponds to the Priority code point (PCP) bits in the 802.1q header.
- Written by Sébastien Keller
- Posted on August 25, 2019
- Updated on October 30, 2020
- 3304 Views
When using ingress replication, there are two possible buffer types: mini multicast buffers and full multicast
- Written by Sam Ho
- Posted on August 25, 2019
- Updated on March 17, 2022
- 3984 Views
This feature adds support for allowing multiple destinations in a single monitor session. Reference
- Written by Pradeep Goyal
- Posted on October 4, 2019
- Updated on October 4, 2019
- 2740 Views
RFC4364 supports exporting VRF routes into the VPN table and advertising these VPN routes to peers. Exporting the VRF
- Written by Zach Waltman
- Posted on November 12, 2019
- Updated on November 12, 2019
- 3195 Views
The Multicast Source Discovery Protocol (MSDP) provides a mechanism to connect together multiple PIM Sparse Mode
- Written by Allyn Wade
- Posted on August 27, 2019
- Updated on May 8, 2020
- 4837 Views
Octa is a process which combines OpenConfig and certain TerminAttr functionality, primarily with the intent of
- Written by Hind Kishore Geel
- Posted on December 22, 2020
- Updated on February 5, 2022
- 3693 Views
This feature introduces the support for OSPF routes over GRE tunnels under default as well as non default VRFs. The
- Written by Preethika Muthupurushothaman
- Posted on December 19, 2019
- Updated on December 19, 2019
- 3938 Views
EOS 4.22.1F added support for multiple OSPFv2 instances to be configured in the default VRF. .
- Written by Preethika Muthupurushothaman
- Posted on August 25, 2019
- Updated on September 5, 2019
- 3860 Views
EOS 4.22.1F adds support for multiple OSPFv2 instances to be configured in the default VRF. This
- Written by Thomas Giarratana
- Posted on August 25, 2019
- Updated on August 25, 2019
- 2624 Views
This feature extends the “bgp bestpath as path multipath relax” command with the optional
- Written by Shharrnam Narendra Chhatpar
- Posted on August 25, 2019
- Updated on August 25, 2019
- 2658 Views
This feature adds support to configure and apply different COS to TC profiles on Front Panel Ports and Port Channel
- Written by Swati Patel
- Posted on August 23, 2019
- Updated on August 23, 2019
- 3018 Views
In a Mlag setup with Pim SSM, one peer becomes the DR for a layer 3 interface and is responsible for routing multicast
- Written by Eudean Sun
- Posted on August 28, 2019
- Updated on November 3, 2021
- 3363 Views
Power over Ethernet (PoE) is a way of delivering power and data over the same Ethernet wires. There have been multiple
- Written by Sharad Birmiwal
- Posted on October 11, 2019
- Updated on October 11, 2019
- 3009 Views
This feature allows configuring user defined tunnel RIBs for the resolution of LDP pseudowire endpoints. User
- Written by Akshay Kawale
- Posted on March 11, 2020
- Updated on March 11, 2020
- 5509 Views
This feature provides support for advertising IPv4 unicast Network Layer Reachability Information (NLRI) with
- Written by David Cronin
- Posted on August 26, 2019
- Updated on October 25, 2021
- 3685 Views
This document describes a new CLI command to help debug how and why route maps permit and deny paths. The aim of this CLI
- Written by Maxim Martynov
- Posted on October 9, 2019
- Updated on October 9, 2019
- 2457 Views
RSVP TE Bandwidth management feature allows signaled paths to reserve a specified amount of bandwidth per egress
- Written by Kalash Nainwal
- Posted on October 9, 2019
- Updated on October 9, 2019
- 2721 Views
RSVP TE node protection is a Fast ReRoute feature that provides protection against the failure of nexthop LSR in the
- Written by Athish Rao
- Posted on March 5, 2021
- Updated on September 4, 2023
- 5836 Views
Segment Routing Traffic Engineering Policy (SR-TE) aka SR Policy makes use of Segment Routing (SR) to allow a headend to steer traffic along any path without maintaining per flow state in every node. A headend steers traffic into an SR Policy.
- Written by Manoharan Sundaramoorthy
- Posted on September 4, 2018
- Updated on February 5, 2022
- 7559 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
- 4324 Views
Segment Routing Traffic Engineering Policy (SR TE) aka SR Policy makes use of Segment Routing (SR) to allow a headend
- Written by Nandan Saha
- Posted on August 26, 2019
- Updated on September 5, 2019
- 4422 Views
Segment Routing Traffic Engineering Policy (SR TE) aka SR Policy makes use of Segment Routing (SR) to allow a headend