- Written by Mihyar Baroudi
- Posted on December 8, 2015
- Updated on December 21, 2015
- 1814 Views
This feature provides the capability to count the number of packets hitting rules associated to egress ACLs applied
- Written by Sriharsha J
- Posted on May 1, 2015
- Updated on February 5, 2022
- 1786 Views
Egress ACL deny logging on Arista DCS 7280E, DCS 7500 and DCS 7500E series switches allows the logging of the
- Written by Mouli Baskaran
- Posted on May 1, 2015
- Updated on March 19, 2016
- 1605 Views
IPv4/IPv6 over MPLS packets are now eligible for ACLs at egress stage by default. The feature is applicable only to
- Written by Anupama Srivastava
- Posted on September 30, 2015
- Updated on February 8, 2022
- 1639 Views
This feature optimizes the utilization of hardware resources by sharing tcam entries for a group of SVIs on which an
- Written by Akshay Gattani
- Posted on February 8, 2017
- Updated on February 9, 2017
- 1719 Views
The BGP implementation now provides the ability to display the age of paths received for a given prefix using the
- Written by Kenneth Cheung
- Posted on November 22, 2017
- Updated on February 3, 2022
- 2711 Views
EOS 4.20.1F introduces expanded VRRP, VARP and MLAG Peer Gateway virtual MAC capabilities on the 7500R, 7280R,
- Written by Mihyar Baroudi
- Posted on December 8, 2015
- Updated on February 7, 2022
- 1638 Views
IP in IP decapsulation was first introduced for the supported platforms(below) in EOS version 4.15.0F (IP in IP
- Written by Lavanya Conjeevaram
- Posted on April 1, 2015
- Updated on August 2, 2022
- 255 Views
DANZ provides a set of features and tools to enhance instrumentation and network/ application performance monitoring with the following key functional areas.
- Written by Mihyar Baroudi
- Posted on September 11, 2017
- Updated on October 31, 2019
- 2149 Views
The EOS Event Manager feature provides the ability to specify a condition and an action to be carried out when that
- Written by Mihyar Baroudi
- Posted on September 11, 2017
- Updated on February 7, 2022
- 2640 Views
The EOS Event Manager feature, introduced in 4.17.0F, provides the ability to specify a condition and an action
- Written by Mihyar Baroudi
- Posted on September 11, 2017
- Updated on February 8, 2022
- 2362 Views
The EOS Event Manager feature provides the ability to specify a condition and an action to be carried out when that
- Written by Manuel Lai
- Posted on June 9, 2017
- Updated on August 2, 2022
- 2538 Views
The ability to monitor and react to Syslog messages provides a powerful and flexible tool that can be used to apply self
- Written by Alton Lo
- Posted on July 13, 2018
- Updated on February 7, 2022
- 3975 Views
EVPN IRB interface supports both L2 switching and L3 Vxlan Routing on the same TOR switch. In a typical EVPN IRB
- Written by Lavanya Conjeevaram
- Posted on March 31, 2017
- Updated on January 11, 2022
- 4626 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 December 22, 2017
- 2785 Views
In the traditional data center design, inter subnet forwarding is provided by a centralised router, where traffic
- Written by Xuan Qi
- Posted on March 13, 2020
- Updated on March 13, 2020
- 4719 Views
In EOS 4.22.0F, EVPN VXLAN all active multi homing L2 support is available. A customer edge (CE) device can connect to
- Written by Deva Pandian
- Posted on February 8, 2017
- Updated on February 5, 2022
- 1658 Views
This enhancement is to display the number of packets that were ECN (Explicit Congestion Notification) marked by the
- Written by Venkatesh Janakiraman
- Posted on April 10, 2015
- Updated on February 5, 2022
- 1637 Views
Starting EOS 4.15.0F, EOS can monitor (for long durations) low error rate errors on all fabric links. It
- Written by Anoop Dawani
- Posted on September 30, 2015
- Updated on September 30, 2015
- 1659 Views
The 7250X and 7300 series use an optimized internal CLOS design with multiple port ASICs interconnected via Fabric
- Written by Muhammad Yousuf
- Posted on April 18, 2015
- Updated on February 5, 2022
- 1957 Views
The 7280E and 7500E series are Virtual Output Queues (VOQs) based multi chip systems where there is a VOQ for all the
- Written by Prasanth Sasidharan
- Posted on September 30, 2015
- Updated on February 8, 2022
- 1658 Views
Fallback PBR policy enables an alternate policy to be active when PBR policy attached to an interface is being
- Written by Lavanya Conjeevaram
- Posted on June 6, 2017
- Updated on December 22, 2017
- 1881 Views
MPLSoGRE Filtered Mirroring is a specialized version of Mirroring to GRE Tunnel and Filtered Mirroring in which
- Written by Mihyar Baroudi
- Posted on December 8, 2015
- Updated on December 21, 2015
- 1567 Views
This feature enables detection of abnormal system flows (total in vs. out packet counters) by showing packet loss
- Written by Syed Rahi
- Posted on September 30, 2015
- Updated on February 7, 2022
- 1540 Views
When a user configures IPv6 ACLs, by default, the system automatically includes two additional rules : a default
- Written by Nathan Wolfe
- Posted on June 29, 2016
- Updated on June 29, 2016
- 2309 Views
Users can now define a global LAG hashing profile. The global LAG hashing profile will be applied to all linecards
- Written by Qin Zhang
- Posted on September 30, 2015
- Updated on February 7, 2022
- 1615 Views
By default, inner IP header of a GRE packet is used for LAG hashing. With this feature, LAGs can hash GRE traffic
- Written by Pedro Coutinho
- Posted on August 25, 2016
- Updated on June 11, 2019
- 2485 Views
This feature involves the use of packet’s Time to Live (TTL) (IPv4) or Hop Limit (IPv6) attributes to protect
- Written by Ramakrishnan G
- Posted on February 8, 2017
- Updated on September 7, 2020
- 2150 Views
In ingress/egress and fabric/egress replication mode, on DCS 7280E, DCS 7280R, DCS 7500E and DCS 7500R, Broadcast,
- Written by Vincent Lam
- Posted on May 1, 2015
- Updated on May 1, 2015
- 1668 Views
The Hardware Switch Controller (HSC) provides an integration point between the SDN controllers (NSX or Nuage) and
- Written by Anoop Dawani
- Posted on September 30, 2015
- Updated on December 22, 2017
- 1889 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
- 2227 Views
Hierarchical Forwarding Equivalence Class (HFEC) changes a FEC from a single flat level to a multi level FEC
- Written by Aditi Vaidya
- Posted on August 23, 2019
- Updated on August 23, 2019
- 1887 Views
Keeping Wi Fi Access Point (AP) firmware up to date allows network administrators to take advantage of the latest
- Written by Madhu Sudan
- Posted on March 31, 2017
- Updated on July 13, 2017
- 1589 Views
External controllers can communicate with HSC (Hardware Switch Controller) running on CVX/EOS using the OVSDB
- Written by Avininder Grewal
- Posted on September 30, 2015
- Updated on September 30, 2015
- 1744 Views
Arista switches enable high precision time distribution directly in the data path using IEEE1588 Precision Time
- Written by Shyam Kota
- Posted on February 8, 2017
- Updated on July 6, 2020
- 1703 Views
IGMP Snooping Proxy feature is an optimization over IGMP snooping. When IGMP Snooping Proxy is enabled, the switch
- Written by Jayden Navarro
- Posted on February 8, 2017
- Updated on February 9, 2017
- 1648 Views
Incoming LACPDU Rate Limit on Arista switches allows for errdisabling of ports experiencing a sustained rate of
- Written by Sudheer Y R
- Posted on May 1, 2015
- Updated on May 1, 2015
- 1661 Views
On DCS 7048, DCS 7280E, DCS 7500 and DCS 7500E, prior to EOS 4.14.5, multicast traffic using ingress replication would
- Written by Lavanya Conjeevaram
- Posted on June 29, 2016
- Updated on July 6, 2016
- 1669 Views
The feature enables support for displaying per traffic class counters on ingress interfaces. The feature is
- Written by Weichen Zhao
- Posted on August 25, 2016
- Updated on August 25, 2016
- 1617 Views
The Inner IP hashing for MPLSoGRE feature enabled hashing of inner IP source/destination address. With this
- Written by Mihyar Baroudi
- Posted on December 8, 2015
- Updated on February 5, 2022
- 1664 Views
The DCS 7280E and DCS 7500E platforms are virtual output queue (VOQ) based architectures where there is a VOQ for all
- Written by Xuguang (Shawn) Yang
- Posted on May 1, 2015
- Updated on February 5, 2022
- 1750 Views
With this feature, Arista 7050 and 7050X series of switches can now decapsulate IP in IP tunneled packets.
- Written by Kartic Bhargav
- Posted on April 23, 2018
- Updated on May 15, 2018
- 1801 Views
Similar to L4 ports, ACL rules can be configured to filter ingress packets based on their IP length (present in the IPv4
- Written by Sarah Chen
- Posted on September 30, 2015
- Updated on September 30, 2015
- 2141 Views
IP Source Guard (IPSG) is a security feature that can help prevent IP spoofing attacks. It filters inbound IP packets
- Written by Kiranmayi Kasarapu
- Posted on September 30, 2015
- Updated on September 30, 2015
- 1601 Views
With this feature, IP packets matching a static Nexthop Group route can be encapsulated within an IP in IP tunnel and
- Written by Navneet Sinha
- Posted on June 29, 2016
- Updated on June 29, 2016
- 2500 Views
This feature enables dataplane forwarding of IPv4 traffic on interfaces that are not IPv4 address enabled, but only
- Written by Dhanashree Nagre
- Posted on April 21, 2015
- Updated on February 7, 2022
- 2365 Views
IPv4 routes of certain prefix lengths can be optimized for enhanced route scale on 7500E, 7280E, 7500R and 7280R
- Written by Roland Phung
- Posted on May 1, 2015
- Updated on May 1, 2015
- 1690 Views
As of EOS 4.15.0F, VRRP is supported in a VRF context. Virtual IP addresses can be reused in different VRF contexts,
- Written by Manogna Namburi
- Posted on May 1, 2015
- Updated on May 1, 2015
- 1550 Views
IPv6 access lists can be used to filter IPv6 network traffic. Starting EOS 4.15.0F release, we have added support
- Written by Siddharth Verma
- Posted on May 1, 2015
- Updated on May 1, 2015
- 1580 Views
IPv6 egress ACLs applied to routed interfaces across the same chip on the DCS 7500E and the DCS 7280E series can be
- Written by Greg Poloczek
- Posted on April 10, 2015
- Updated on May 1, 2015
- 1623 Views
Arista switches use the hashing algorithm to load balance traffic among LAG (Link Aggregation Group) members