WebApr 11, 2024 · This route is used for designated forwarder (DF) election for BUM traffic. Ethernet Segment Identifier (ESI): Ethernet segments are assigned a unique non-zero identifier, which is called an Ethernet Segment Identifier (ESI). ESI represents each Ethernet segment uniquely across the network. WebAn alternative to the default Designated Forwarder (DF) selection algorithm in Ethernet VPNs (EVPNs) is defined. The DF is the Provider Edge (PE) router responsible for sending Broadcast, Unknown Unicast, and Multicast (BUM) traffic to a multihomed Customer Edge (CE) device on a given VLAN on a particular Ethernet Segment (ES). In addition, the …
Preference-based EVPN DF Election
WebSep 12, 2006 · Yes, with all versions of IGMP, only one router per IP subnet sends queries. This router is called the query router. In IGMPv1, the query router is chosen with the … Web* Designated Forwarder (DF) Preference (described in this document): defines a 2-octet value that indicates the PE preference to become the Designated Forwarder in the Ethernet Segment, as described in Section 4.1. The allowed values are within the range 0-65535, and the default value MUST be 32767. floopi smiley slippers womens
Configuring PIM - Cisco
WebAug 11, 2011 · The Designated Forwarder is Pim Bidirectional Concept , the role of DF is primarily sends Multicast recieved from the Source towards the RP not encapsulated because its rooted at the Shared tree. the Pim DF is a … WebPE1 and PE2 elect a Designated Forwarder (DF) per . The default DF election mechanism in 7750 SR, 7450 ESS, and 7950 XRS SR OS is service-carving (as per RFC 7432). The following applies when enabled on a specified PE: An ordered list of PE IPs where ESI-1 resides is built. WebJul 6, 2011 · 1) First Hop Designated Router that corresponds to the router that is directly connected to the multicast source (R5 in the attached diagram) 2) Router responsible for sending join/prune message to … great neck building department