- Written by Shyam Kota
- Posted on September 7, 2021
- Updated on November 2, 2021
- 1053 Views
This feature extends the capabilities of Tap Aggregation traffic steering to allow for using traffic policies.
- Written by Shyam Kota
- Posted on September 2, 2021
- Updated on September 2, 2021
- 677 Views
Line cards, fabric cards, and switch cards now alert the user whenever a card consumes excessive power. There are
- Written by Shyam Kota
- Posted on June 21, 2021
- Updated on December 15, 2021
- 832 Views
The per port scheduler compensation feature is used to make adjustments to the packet size seen by the scheduler for
- Written by Shyam Kota
- Posted on June 21, 2021
- Updated on June 22, 2021
- 657 Views
Route redistribution is a process that allows a network to use a routing protocol to dynamically route traffic based
- Written by Shyam Kota
- Posted on April 9, 2021
- Updated on November 2, 2021
- 1033 Views
gNOI (gRPC Network Operations Interface) defines a set of gRPC based microservices for executing operational
- Written by Shyam Kota
- Posted on February 23, 2021
- Updated on June 21, 2021
- 1383 Views
This feature terminates GRE packets on a TapAgg switch by stripping the GRE header and then letting the decapped
- Written by Shyam Kota
- Posted on November 23, 2020
- Updated on November 24, 2020
- 1388 Views
This feature is an extension of Qos Policy. It allows the user to configure Qos Policy Map counters. If a class map is
- Written by Shyam Kota
- Posted on November 9, 2020
- Updated on November 15, 2020
- 1018 Views
QinQ L3 subinterfaces divide a single ethernet or port channel interface into multiple logical L3 interfaces based
- Written by Shyam Kota
- Posted on June 5, 2020
- Updated on October 11, 2021
- 778 Views
This feature implements RFC 3478. It allows devices to preserve the MPLS LDP LFIB entries in the forwarding plane if
- Written by Shyam Kota
- Posted on April 15, 2020
- Updated on October 11, 2021
- 730 Views
This priority drop feature provides a way to drop packets according to QOS priority when the device ingress maximum
- Written by Shyam Kota
- Posted on March 12, 2020
- Updated on March 12, 2020
- 712 Views
The CPU CoS mapping feature can only be configured on physical routed interfaces. No other interface types including
- Written by Shyam Kota
- Posted on March 11, 2020
- Updated on March 11, 2020
- 1030 Views
This mechanism allows a session to lock the configuration of the switch to prevent any other session from altering the
- Written by Shyam Kota
- Posted on November 12, 2019
- Updated on November 12, 2019
- 948 Views
This feature improves the switch behavior and predictability when it runs out of memory (OOM). Common contributing
- Written by Shyam Kota
- Posted on November 6, 2019
- Updated on December 30, 2021
- 929 Views
This feature allows setting the desired maximum VOQ latency. Drop probabilities are adjusted in hardware to meet
- Written by Shyam Kota
- Posted on August 26, 2019
- Updated on August 26, 2019
- 766 Views
This feature adds two new show commands to better display route map information. The first show command displays
- Written by Shyam Kota
- Posted on August 23, 2019
- Updated on August 23, 2019
- 667 Views
Add support for IPv6 management address in LLDP. An LLDP packet requires a management address, that is typically one
- Written by Shyam Kota
- Posted on June 17, 2019
- Updated on June 17, 2019
- 907 Views
Previously, Tap Aggregation and Mirror to GRE timestamping only supported timestamping packets in International
- Written by Shyam Kota
- Posted on June 14, 2019
- Updated on March 3, 2022
- 3046 Views
IPv4 routes of certain prefix lengths can be optimized for enhanced route scale on 7500R, 7280R, 7500R2 and 7280R2
- Written by Shyam Kota
- Posted on June 14, 2019
- Updated on February 5, 2022
- 4109 Views
This article describes a set of CLI commands to create TCAM profiles. The profile is composed of a set of TCAM features,
- Written by Shyam Kota
- Posted on June 13, 2019
- Updated on June 13, 2019
- 2800 Views
The objective of Maintenance Mode on MLAG is to gracefully drain away the traffic (L2 and BGP) flowing through a switch
- Written by Shyam Kota
- Posted on June 13, 2019
- Updated on June 13, 2019
- 692 Views
The base kernel for EOS was upgraded to use newer maintenance version 4.9.122 from version 4.9.108, bringing many
- Written by Shyam Kota
- Posted on June 13, 2019
- Updated on April 6, 2022
- 835 Views
This feature introduces the possibility of creating Tap Aggregation PMF profiles consisting of 80 bit keys, to make a more efficient use of TCAM resources. Previously, we could only have key sizes of 160 or 320 bits.
- Written by Shyam Kota
- Posted on June 13, 2019
- Updated on October 19, 2021
- 1174 Views
Fair Adaptive Dynamic Thresholds (FADT) provides efficient allocation of shared packet buffer resources amongst
- Written by Shyam Kota
- Posted on June 13, 2019
- Updated on December 30, 2021
- 886 Views
This feature modifies the display format of “show interface Tunnel <num> counters” on hardware
- Written by Shyam Kota
- Posted on June 12, 2019
- Updated on June 12, 2019
- 831 Views
When a switchport receives its own STP BPDU, the port goes into role ‘Backup’ and state ‘Discarding’. The
- Written by Shyam Kota
- Posted on June 12, 2019
- Updated on June 19, 2019
- 1012 Views
TCAM is an important hardware resource which is used by ACL, Pbr, Qos on 7160 series. There are a total of 8 Tcam banks on
- Written by Shyam Kota
- Posted on May 21, 2019
- Updated on March 13, 2020
- 1283 Views
Arista Macro Segmentation Service (MSS) is a service in CloudVision which dynamically places a firewall (FW) in the
- Written by Shyam Kota
- Posted on May 21, 2019
- Updated on May 21, 2019
- 856 Views
This feature allows the network administrator to set a flag to allow the Explicit Congestion Notification (ECN)
- Written by Shyam Kota
- Posted on May 21, 2019
- Updated on October 11, 2019
- 1403 Views
Add the ability to generate SYSLOG messages when a transceiver's digital optical monitoring threshold is crossed.
- Written by Shyam Kota
- Posted on February 14, 2019
- Updated on February 14, 2019
- 781 Views
ContainerTracer provides a composite view of the physical network topology and Kubernetes. Kubernetes and CVX must
- Written by Shyam Kota
- Posted on February 14, 2019
- Updated on September 4, 2019
- 1512 Views
This document explains how to configure and deploy Arista MSS with Fortinet FortiGate firewalls (also called
- Written by Shyam Kota
- Posted on January 23, 2019
- Updated on January 23, 2019
- 702 Views
EOS 4.21.3F adds support for OSPF Non Stop Forwarding in the multi agent routing protocol model.
- Written by Shyam Kota
- Posted on January 23, 2019
- Updated on January 23, 2019
- 602 Views
4.21.3F introduces support for ‘Replace AS Path’ in the multi agent routing protocol model.
- Written by Shyam Kota
- Posted on January 22, 2019
- Updated on January 22, 2019
- 634 Views
This feature introduces a configurable LSP refresh interval for originating ISIS LSPs. The default
- Written by Shyam Kota
- Posted on January 22, 2019
- Updated on January 22, 2019
- 696 Views
RPF Exceptions TOI can be accessed here. 4.21.3F introduces support for this feature on SVIs(Switched
- Written by Shyam Kota
- Posted on January 22, 2019
- Updated on January 23, 2019
- 824 Views
The route map subroutine (referred from here on as sub route map) configuration simplifies routing policies by
- Written by Shyam Kota
- Posted on January 22, 2019
- Updated on January 22, 2019
- 894 Views
RIB Route Control is a collection of mechanisms for controlling how IP routing table entries get used. Next hop
- Written by Shyam Kota
- Posted on January 21, 2019
- Updated on January 21, 2019
- 690 Views
4.21.3F introduces support for Bidirectional PIM in the platforms listed below. The TOI for the support in earlier
- Written by Shyam Kota
- Posted on January 21, 2019
- Updated on January 21, 2019
- 657 Views
Sub interface counters provide ability to count packets and bytes incoming and outgoing on L3 sub interfaces. This
- Written by Shyam Kota
- Posted on January 21, 2019
- Updated on January 10, 2022
- 1617 Views
In the traditional data center design, inter subnet forwarding is provided by a centralized router, where traffic
- Written by Shyam Kota
- Posted on January 21, 2019
- Updated on January 21, 2019
- 624 Views
The CLI command “switchport dot1q vlan tag disallowed” disallows all the vlan tagged packets sent on L2
- Written by Shyam Kota
- Posted on January 21, 2019
- Updated on May 7, 2020
- 1393 Views
This feature enables MACsec service for non MACsec capable front panel ports. MACsec over front panel port is
- Written by Shyam Kota
- Posted on January 21, 2019
- Updated on January 21, 2019
- 943 Views
Modular systems and fixed systems with multi faps by default use fabric egress replication mode. With fabric egress
- Written by Shyam Kota
- Posted on January 18, 2019
- Updated on January 23, 2019
- 661 Views
The route map feature in BGP allows filtering and manipulating BGP path information. It combines set statements with
- Written by Shyam Kota
- Posted on January 18, 2019
- Updated on January 21, 2019
- 858 Views
The BGP graceful restart mechanism defined in RFC4724 limits the usage of BGP graceful restart to BGP protocol
- Written by Shyam Kota
- Posted on January 17, 2019
- Updated on January 21, 2019
- 769 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 October 10, 2018
- Updated on October 22, 2018
- 747 Views
7160 platform supports 2 different profiles, algomatch and tcam acl ipv4 ingress for configuring ACLs:
- Written by Shyam Kota
- Posted on October 9, 2018
- Updated on October 15, 2018
- 868 Views
Added support to match on vlan ID in mirroring ACLs (ipv4, ipv6 and mac acls). All 7050X, 7050X2,
- Written by Shyam Kota
- Posted on October 9, 2018
- Updated on October 22, 2018
- 863 Views
Currently, a single route map sequence can have a “match community”, and a “match extcommunity” clause.
- Written by Shyam Kota
- Posted on October 8, 2018
- Updated on June 12, 2019
- 898 Views
This feature adds support for PIM SSM (Source Specific Multicast) for IPv6 Multicast Routing on platforms listed