- Written by Bohan Yang
- Posted on March 31, 2017
- Updated on January 11, 2022
- 11700 Views
In EOS 4.18.1, support for 25G/50G is added on 7500R, 7280R, 7500R2 and 7280R2 series. This feature provides forced
- Written by Graeme Rennie
- Posted on March 31, 2017
- Updated on April 18, 2022
- 11581 Views
This article describes a feature for Tap Aggregation mode, which strips IEEE 802.1BR E-Tag and Cisco VN-Tag headers from all tagged packets received on tap interface before delivering them out of tool interfaces.
- Written by Trevor Mendez
- Posted on March 31, 2017
- Updated on March 31, 2017
- 15297 Views
This feature is provided on all platforms. The BGP listen range command has been modified to optionally allow
- Written by Lavanya Conjeevaram
- Posted on March 31, 2017
- Updated on February 21, 2018
- 9944 Views
The 7500R 8CFPX LC linecard with ACO CFP2 optics provides connectivity over DWDM systems and links. 7500R 8CFPX LC
- Written by Ajay Chhatwal
- Posted on March 31, 2017
- Updated on April 3, 2017
- 10600 Views
This feature is an extension to the Explicit Congestion Notification (ECN) functionality for non ECN Capable
- Written by Lavanya Conjeevaram
- Posted on March 31, 2017
- Updated on July 23, 2025
- 17826 Views
Ethernet VPN (EVPN) is an extension of the BGP protocol introducing a new address family: L2VPN (address family number 25) / EVPN (subsequent address family number 70). It is used to exchange overlay MAC and IP address reachability information between BGP peers within a tunnel
- Written by Madhu Sudan
- Posted on March 31, 2017
- Updated on July 13, 2017
- 9614 Views
External controllers can communicate with HSC (Hardware Switch Controller) running on CVX/EOS using the OVSDB
- Written by Lavanya Conjeevaram
- Posted on March 31, 2017
- Updated on April 3, 2017
- 9492 Views
The document describes an extension of the decap group feature, that allows IPv6 addresses to be configured and used
- Written by Stefan Rebaud
- Posted on March 31, 2017
- Updated on January 11, 2022
- 10012 Views
This document describes the current status of LANZ on DCS 7500R, DCS 7280R and DCS 7020R, for both polling and
- Written by Ajay Chhatwal
- Posted on March 31, 2017
- Updated on August 15, 2017
- 9399 Views
This feature allows the Arista switch to act as the tunnel head for an MPLS tunnel and is exposed through two
- Written by Lavanya Conjeevaram
- Posted on March 31, 2017
- Updated on February 6, 2022
- 10464 Views
This release introduces enhancements to the CloudVision eXchange and OpenStack integration. The following
- Written by Lavanya Conjeevaram
- Posted on March 31, 2017
- Updated on April 3, 2017
- 10395 Views
Overlay IPv6 routing over VXLAN Tunnel is simply routing IPv6 packets in and out of VXLAN Tunnels, similar to
- Written by Ioana Costea
- Posted on March 31, 2017
- Updated on September 15, 2025
- 10174 Views
Persistent port security is a feature which ensures that port-security MAC cache is preserved across link flap and system reload. The feature is useful when it is desired to have the same set of already allowed secure MAC addresses on a particular interface after system reload or link flaps. There are separate global configurations to enable persistent port-security for shutdown and protect mode. A command to clear the MAC entries and secure MAC cache for interfaces with port-security configured has been added.
- Written by Sergiu Stambolian
- Posted on March 31, 2017
- Updated on June 5, 2024
- 10453 Views
Sampled Mirroring is an extension of the Mirroring feature and sampling is a property of the individual mirroring session: when the session's sample rate N is specified, a packet eligible for mirroring will have a 1/N chance of being mirrored, that is, 1 packet is mirrored for every N packets.
- Written by Pavan Palaksha
- Posted on March 31, 2017
- Updated on December 22, 2017
- 11113 Views
Hardware Table Capacity Monitoring is an existing feature to keep track of the capacity and utilization of various
- Written by Lavanya Conjeevaram
- Posted on March 31, 2017
- Updated on April 3, 2017
- 9718 Views
When configuring or modifying a RACL applied to a VLAN interface, the VLAN will be blocked while applying the updated
- Written by Lavanya Conjeevaram
- Posted on March 31, 2017
- Updated on May 17, 2018
- 9310 Views
DCS 7280E/R series. DCS 7500E/R series. Truncation Size: Truncation size is not available per interface.
- Written by Kevin Amiraux
- Posted on March 31, 2017
- Updated on February 20, 2023
- 12109 Views
This document describes the truncation capability for Tap Aggregation, which allows tapped traffic to be truncated to a smaller size before being transmitted.
- Written by Travis Hammond
- Posted on March 31, 2017
- Updated on July 21, 2023
- 11328 Views
This article describes the TAP Aggregation User Defined Fields feature. The purpose of the User Defined
- Written by Harish Prabhu
- Posted on March 31, 2017
- Updated on April 3, 2017
- 10016 Views
In EOS 4.18.0F, VXLAN direct routing was introduced on the 7500R and 7280E/R series platforms. VXLAN routing
