This feature allows eAPI to run in multiple non default VRFs on the same physical router. In this way, users can

TOI 4.20.1F

ECMP Hash visibility CLI determines the output interface for an ECMP set based on the flow parameters supplied by the

This feature provides the capability to count the number of packets hitting rules associated to egress ACLs applied

Egress ACL deny logging on Arista DCS 7280E, DCS 7500 and DCS 7500E series switches allows the logging of the

IPv4/IPv6 over MPLS packets are now eligible for ACLs at egress stage by default. The feature is applicable only to

This feature optimizes the utilization of hardware resources by sharing tcam entries for a group of SVIs on which an

The BGP implementation now provides the ability to display the age of paths received for a given prefix using the

EOS 4.20.1F introduces expanded VRRP, VARP and MLAG Peer Gateway virtual MAC capabilities on the 7500R, 7280R,

TOI 4.20.1F

IP in IP decapsulation was first introduced for the supported platforms(below) in EOS version 4.15.0F (IP in IP

DANZ provides a set of features and tools to enhance instrumentation and network/ application performance monitoring with the following key functional areas.

The EOS Event Manager feature provides the ability to specify a condition and an action to be carried out when that

The EOS Event Manager feature, introduced in 4.17.0F,  provides the ability to specify a condition and an action

The EOS Event Manager feature provides the ability to specify a condition and an action to be carried out when that

The ability to monitor and react to Syslog messages provides a powerful and flexible tool that can be used to apply self


EVPN IRB interface supports both L2 switching and L3 Vxlan Routing on the same TOR switch. In a typical EVPN IRB

TOI 4.20.6F

Ethernet VPN (EVPN) is an extension of the BGP protocol introducing a new address family: L2VPN (address family

In the traditional data center design, inter subnet forwarding is provided by a centralised router, where traffic

TOI 4.20.1F

In EOS 4.22.0F, EVPN VXLAN all active multi homing L2 support is available. A customer edge (CE) device can connect to

This enhancement is to display the number of packets that were ECN (Explicit Congestion Notification) marked by the

Starting EOS 4.15.0F, EOS can monitor (for long durations) low error rate errors on all fabric links. It

The 7250X and 7300 series use an optimized internal CLOS design with multiple port ASICs interconnected via Fabric

The 7280E and 7500E series are Virtual Output Queues (VOQs) based multi chip systems where there is a VOQ for all the

Fallback PBR policy enables an alternate policy to be active when PBR policy attached to an interface is being

MPLSoGRE Filtered Mirroring is a specialized version of Mirroring to GRE Tunnel and Filtered Mirroring in which

This feature enables detection of abnormal system flows (total in vs. out packet counters) by showing packet loss

When a user configures IPv6 ACLs, by default, the system automatically  includes two additional rules : a default

Users can now define a global LAG hashing profile. The global LAG hashing profile will be applied to all linecards

LAG TOI 4.17.0F

By default,  inner IP header of a GRE packet is used for LAG hashing. With this feature, LAGs can hash GRE traffic

This feature involves the use of packet’s Time to Live (TTL) (IPv4) or Hop Limit (IPv6) attributes to protect

In ingress/egress and fabric/egress replication mode, on DCS 7280E, DCS 7280R, DCS 7500E and DCS 7500R, Broadcast,

The Hardware Switch Controller (HSC) provides an integration point between the SDN controllers (NSX or Nuage) and

Hardware Table Capacity Monitoring is a new feature to keep track of the capacity and utilization of various hardware

Hierarchical Forwarding Equivalence Class (HFEC) changes a FEC from a single flat level to a multi level FEC

TOI 4.20.1F

Keeping Wi Fi Access Point (AP) firmware up to date allows network administrators to take advantage of the latest

Hotspot 2.0 is a standard for public-access Wi-Fi that enables seamless roaming among Wi-Fi networks and between Wi-Fi and cellular networks. With Hotspot 2.0, Passpoint-certified mobile devices such as laptops and smartphones can automatically discover and connect to Wi-Fi networks without the need of signing in manually. It is based on IEEE 802.11u standard for Interworking with External Networks. 

External controllers can communicate with HSC (Hardware Switch Controller) running on CVX/EOS using the OVSDB

Arista switches enable high precision time distribution directly in the data path using IEEE1588 Precision Time

IGMP Snooping Proxy feature is an optimization over IGMP snooping. When IGMP Snooping Proxy is enabled, the switch

Incoming LACPDU Rate Limit on Arista switches allows for errdisabling of ports experiencing a sustained rate of

With the 14.0 release, CV-CUE introduces an Infrastructure Dashboard that provides an overview of the health of all managed access points (APs).You can view the Infrastructure Dashboard by navigating to

On DCS 7048, DCS 7280E, DCS 7500 and DCS 7500E, prior to EOS 4.14.5, multicast traffic using ingress replication would

The feature enables support for displaying per traffic class counters on ingress interfaces. The feature is

TOI 4.17.0F

The Inner IP hashing for MPLSoGRE feature enabled hashing of inner IP source/destination address. With this

TOI 4.17.1F

The DCS 7280E and DCS 7500E platforms are virtual output queue (VOQ) based architectures where there is a VOQ for all

With this feature, Arista 7050 and 7050X series of switches can now decapsulate IP in IP tunneled packets.

Similar to L4 ports, ACL rules can be configured to filter ingress packets based on their IP length (present in the IPv4

IP Source Guard (IPSG) is a security feature that can help prevent IP spoofing attacks. It filters inbound IP packets

With this feature, IP packets matching a static Nexthop Group route can be encapsulated within an IP in IP tunnel and

This feature enables dataplane forwarding of IPv4 traffic on interfaces that are not IPv4 address enabled, but only

TOI 4.17.0F

IPv4 routes of certain prefix lengths can be optimized for enhanced route scale on 7500E, 7280E, 7500R and 7280R