- Written by Pradeep Goyal
- Posted on December 22, 2017
- Updated on May 11, 2018
- 8412 Views
This features enables ARPs learnt on an SVI interface to be converted into Host routes which can further be
- Written by Anoop Dawani
- Posted on September 30, 2015
- Updated on February 6, 2022
- 6576 Views
This feature detects whether a given EOS image is MLAG ISSU compatible with the currently running version on a switch.
- Written by Ankush Sharma
- Posted on December 22, 2017
- Updated on December 22, 2017
- 8164 Views
BFD for static routes enables monitoring of directly connected next hop reachability using a BFD session. This is
- Written by Saravanan Sellappa
- Posted on December 9, 2016
- Updated on October 18, 2018
- 6845 Views
This document describes about RFC7130 on EOS. RFC7130 defines a mechanism to run BFD protocol on LAG with an
- Written by Gary McCarthy
- Posted on November 22, 2017
- Updated on February 6, 2022
- 6750 Views
The aggregate address advertise only feature adds the capability of NOT installing the Null0 route in the FIB/kernel
- Written by Abhiram Kalluru
- Posted on August 17, 2018
- Updated on October 2, 2018
- 6268 Views
Prior to this release, BGP in “ribd” mode (when routing protocols are configured in
- Written by Barry Friedman
- Posted on November 22, 2017
- Updated on December 22, 2017
- 7535 Views
BGP Monitoring Protocol (BMP) [1] allows a monitoring station to connect to a router and collect all of the BGP
- Written by Sreedhar Ganjikunta
- Posted on November 22, 2017
- Updated on November 22, 2017
- 5527 Views
Nexthop Groups allow users to manually configure a set of nexthops by specifying their nexthop addresses and
- Written by Josh Pfosi
- Posted on November 22, 2017
- Updated on December 22, 2017
- 5704 Views
This feature adds support for a 'match route type' route map match clause in release 4.20.1F. This clause allows
- Written by VIshnu Vardhan K
- Posted on December 22, 2017
- Updated on December 22, 2017
- 5675 Views
Bidirectional PIM has information on Bidirectional Protocol Independent Mulicast (PIM). Additional information
- Written by Navlok Mishra
- Posted on December 22, 2017
- Updated on December 22, 2017
- 6057 Views
Connectivity Fault Management (CFM) is used in Virtual Bridged Local Area Networks for detecting, isolating, and
- Written by Ziqian XU
- Posted on November 22, 2017
- Updated on November 22, 2017
- 6514 Views
Config checkpoint mechanism provides a shortcut to copy the current running config into a file stored in checkpoint
- Written by Vikas Hegde
- Posted on November 22, 2017
- Updated on July 9, 2024
- 15090 Views
Connectivity Monitor is an EOS feature that allows users to monitor their network resources from their Arista switches. The resources being monitored may or may not be Arista devices. Connectivity monitoring is unidirectional in nature.
- Written by Sarang Shrivastava
- Posted on February 15, 2018
- Updated on February 15, 2018
- 5211 Views
Management tools used by customers, in most cases, don’t know beforehand which controller in a CVX HA cluster is the
- Written by Bharath Somayaji
- Posted on November 22, 2017
- Updated on March 3, 2023
- 7457 Views
DHCPv6 Prefix Delegation support enables a DHCP relay agent to program routes for addresses assigned by a DHCP server. The assigned prefixes could either be DHCPv6 IA_PD prefix delegation addresses, or DHCPv6 IA_NA global /128 addresses.
- Written by Ziqian XU
- Posted on November 22, 2017
- Updated on July 21, 2023
- 5501 Views
This feature allows eAPI to run in multiple non default VRFs on the same physical router. In this way, users can
- Written by Kenneth Cheung
- Posted on November 22, 2017
- Updated on July 21, 2023
- 7246 Views
EOS 4.20.1F introduces expanded VRRP, VARP and MLAG Peer Gateway virtual MAC capabilities on the 7500R, 7280R,
- Written by Lavanya Conjeevaram
- Posted on March 31, 2017
- Updated on November 29, 2023
- 11669 Views
Ethernet VPN (EVPN) is an extension of the BGP protocol introducing a new address family: L2VPN (address family
- Written by Lavanya Conjeevaram
- Posted on December 22, 2017
- Updated on August 16, 2024
- 8109 Views
In the traditional data center design, inter-subnet forwarding is provided by a centralized router, where traffic traverses across the network to a centralized routing node and back again to its final destination. In a large multi-tenant data center environment this operational model can lead to inefficient use of bandwidth and sub-optimal forwarding.
- Written by Lavanya Conjeevaram
- Posted on June 6, 2017
- Updated on December 22, 2017
- 6850 Views
MPLSoGRE Filtered Mirroring is a specialized version of Mirroring to GRE Tunnel and Filtered Mirroring in which
- Written by Anoop Dawani
- Posted on September 30, 2015
- Updated on December 22, 2017
- 6510 Views
Hardware Table Capacity Monitoring is a new feature to keep track of the capacity and utilization of various hardware
- Written by Zhuohui Tan
- Posted on December 22, 2017
- Updated on October 8, 2018
- 6940 Views
Hierarchical Forwarding Equivalence Class (HFEC) changes a FEC from a single flat level to a multi level FEC
- Written by Christopher Brown
- Posted on December 22, 2017
- Updated on December 22, 2017
- 5557 Views
The IPv6 Neighbor Discovery protocol performs Neighbor Unreachability Detection (NUD) in order to determine if two
- Written by Jayden Navarro
- Posted on November 22, 2017
- Updated on February 7, 2022
- 5529 Views
IPv6 Router Advertisement Consistency Logging, when enabled, allows for notification through syslogging of
- Written by Nikhil Goyal
- Posted on November 22, 2017
- Updated on December 23, 2021
- 6052 Views
IS IS Graceful Restart adds support for Restart Signaling for IS IS, IETF RFC 5306. When IS IS is used
- Written by Isidor Kouvelas
- Posted on December 22, 2017
- Updated on December 9, 2020
- 7325 Views
This feature is available when configuring BGP in the multi agent routing protocol model. Ethernet
- Written by Lavanya Conjeevaram
- Posted on June 29, 2016
- Updated on April 25, 2018
- 6465 Views
L3 interface ingress counters can be used to count routable traffic coming into the box on sub interfaces and vlan
- Written by Nathan Wolfe
- Posted on February 15, 2018
- Updated on February 21, 2024
- 10591 Views
Introduced in EOS-4.20.1F, “selectable hashing fields” feature controls whether a certain header’s field is used in the hash calculation for LAG and ECMP.
- Written by Pinky Agrawal
- Posted on November 22, 2017
- Updated on December 22, 2017
- 5371 Views
LANZ on 7160S 32CQ, 7160 48YC6 and 7160 48TC6 adds support for monitoring congestion on front panel ports with Start,
- Written by Xin Guang (Tony) Du
- Posted on August 25, 2016
- Updated on November 23, 2020
- 9626 Views
The LDP pseudowire feature provides support for emulating Ethernet connections over a Multiprotocol Label
- Written by Sahil Midha
- Posted on December 22, 2017
- Updated on February 6, 2022
- 7924 Views
Link Fault Signalling (LFS) is a mechanism by which remote link faults are asserted over a link experiencing
- Written by Digvijay Gahlot
- Posted on December 22, 2017
- Updated on December 22, 2017
- 5565 Views
Classification of MPLS packets based on traffic class bits in MPLS header for QoS Policy Maps. DCS
- Written by Tarun Soin
- Posted on February 15, 2018
- Updated on July 11, 2019
- 8575 Views
When MLAG peer link goes down, the secondary peer assumes the primary peer is down/dead, and takes over the primary
- Written by Lavanya Conjeevaram
- Posted on November 22, 2017
- Updated on September 4, 2019
- 6193 Views
The feature MP BGP Multicast provides a way to populate the MRIB (Multicast Routing Information Base). MRIB is an
- Written by Mayukh Saubhasik
- Posted on May 1, 2015
- Updated on December 22, 2017
- 6227 Views
EOS 4.15.0F adds support for MPLS encapsulation of IP packets in EOS. The functionality is exposed through two
- Written by Allen Shih
- Posted on November 22, 2017
- Updated on November 22, 2017
- 11202 Views
Multi hop BFD allows for liveness detection between systems whose path may consist of multiple hops. With an
- Written by Shelly Chang
- Posted on November 22, 2017
- Updated on December 22, 2017
- 5934 Views
Multicast Only Fast Reroute (MoFRR) is a feature based on PIM sparse mode (PIM SM) protocol to minimize packet loss in a
- Written by Aparna Karanjkar
- Posted on December 22, 2017
- Updated on February 6, 2022
- 5841 Views
. These are the release notes and configuration guide for the OpenConfig feature available in the 4.20.1F EOS
- Written by Tanushree Bansal
- Posted on November 22, 2017
- Updated on December 22, 2017
- 5340 Views
EOS release 4.20.1F adds OSPFv3 flood pacing support that allows configuring the minimum interval between the
- Written by Santosh Kumar
- Posted on December 22, 2017
- Updated on May 2, 2024
- 6316 Views
PIM Static Source Discovery (SSD) is a feature implemented as part of PIM-SM. Familiarity with setting up and configuring PIM-SM (Sparse Mode) and PIM-SSM (Source-Specific Multicast) is assumed.
- Written by Jaffar Hameedabdul
- Posted on November 22, 2017
- Updated on November 22, 2017
- 5584 Views
Traffic is managed through policy maps that apply data shaping methods to specific data streams. A policy map is a data
- Written by Srinivas Kovvuri
- Posted on December 22, 2017
- Updated on October 13, 2021
- 8313 Views
Equal Cost Multi path (ECMP) provides the ability to load share traffic across multiple next hops.
- Written by Josh Pfosi
- Posted on April 23, 2018
- Updated on December 7, 2022
- 6008 Views
This feature adds support for "sequential" processing of route-map 'set ext/community' clauses. This feature is enabled via a configuration knob and there is no change in behavior without enabling this knob. The default route-map processing behavior can be summarized as "add then delete".
- Written by Lavanya Conjeevaram
- Posted on June 29, 2016
- Updated on February 7, 2022
- 6702 Views
The BGP labeled unicast (LU) RFC is used to advertise BGP routes with a stack of MPLS labels, thereby allowing
- Written by Mathew Simon
- Posted on November 22, 2017
- Updated on December 27, 2021
- 5760 Views
Multi Agent, Platform independent. This feature supports RFC 7606, which provides improved security and
- Written by Pavan Palaksha
- Posted on March 31, 2017
- Updated on December 22, 2017
- 6964 Views
Hardware Table Capacity Monitoring is an existing feature to keep track of the capacity and utilization of various
- Written by Travis Hammond
- Posted on February 15, 2018
- Updated on February 15, 2018
- 5979 Views
This article describes a new TAP Aggregation TCAM profile and a corresponding enhancement to the TAP Aggregation
- Written by Roee Bar
- Posted on November 22, 2017
- Updated on June 28, 2021
- 5645 Views
This article describes the Tap Aggregation Traffic Steering on MPLS Labels feature. The purpose of this feature is to
- Written by Michael (Mike) Fink
- Posted on February 15, 2018
- Updated on July 21, 2023
- 6000 Views
This feature was introduced in 4.18.2F. All future releases are expected to support User Defined Fields.
- Written by Kevin Amiraux
- Posted on March 31, 2017
- Updated on February 20, 2023
- 7980 Views
This document describes the truncation capability for Tap Aggregation, which allows tapped traffic to be truncated to a smaller size before being transmitted.