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technique is less effective as traffic increases because preemptive load balancing requires prior
knowledge of traffic distributions.
•
lack of scalable register decasulation
: With only a single RP per group, all joins are sent to that RP
regardless of the topological distance between the RP, sources, and receivers, and data is transmitted
to the RP until the SPT switch threshold is reached.
•
slow convergence when an active RP fails
: When you configure multiple RPs, there can be
considerable convergence delay involved in switching to the backup RP.
Anycast RP relieves these limitations by allowing multiple RPs per group, which can be distributed in a
topologically significant manner according to the locations of the sources and receivers.
1.
All the RPs serving a given group are configured with an identical anycast address.
2.
Sources then register with the topologically closest RP.
3.
RPs use MSDP to peer with each other using a unique address.
Figure 77. MSDP with Anycast RP
Multicast Source Discovery Protocol (MSDP)
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Содержание Z9000
Страница 1: ...Dell Configuration Guide for the Z9000 System 9 7 0 0 ...
Страница 80: ...grub reboot 80 Management ...
Страница 128: ... 0 Te 1 1 Te 1 2 rx Flow N A N A 128 Access Control Lists ACLs ...
Страница 436: ...Figure 50 Inspecting Configuration of LAG 10 on ALPHA 436 Link Aggregation Control Protocol LACP ...
Страница 439: ...Figure 52 Inspecting a LAG Port on BRAVO Using the show interface Command Link Aggregation Control Protocol LACP 439 ...
Страница 440: ...Figure 53 Inspecting LAG 10 Using the show interfaces port channel Command 440 Link Aggregation Control Protocol LACP ...
Страница 491: ...Figure 70 Configuring OSPF and BGP for MSDP Multicast Source Discovery Protocol MSDP 491 ...
Страница 492: ...Figure 71 Configuring PIM in Multiple Routing Domains 492 Multicast Source Discovery Protocol MSDP ...
Страница 496: ...Figure 73 MSDP Default Peer Scenario 1 496 Multicast Source Discovery Protocol MSDP ...
Страница 497: ...Figure 74 MSDP Default Peer Scenario 2 Multicast Source Discovery Protocol MSDP 497 ...
Страница 498: ...Figure 75 MSDP Default Peer Scenario 3 498 Multicast Source Discovery Protocol MSDP ...
Страница 760: ...Figure 100 Single and Double Tag TPID Match 760 Service Provider Bridging ...
Страница 761: ...Figure 101 Single and Double Tag First byte TPID Match Service Provider Bridging 761 ...