Configuring global c-bsr parameters, Configuring c-bsr timers – H3C Technologies H3C S10500 Series Switches User Manual

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Perform the following configuration on routers that you want to configure as the IPv6 BIDIR-PIM domain

border.
Follow these steps to configure an IPv6 BIDIR-PIM domain border:

To do…

Use the command…

Remarks

Enter system view

system-view

Enter interface view

interface interface-type
interface-number

Configure an IPv6 BIDIR-PIM
domain border

pim ipv6 bsr-boundary

Required
By default, no IPv6 BIDIR-PIM
domain border is configured.

Configuring global C-BSR parameters

In each IPv6 BIDIR-PIM domain, a unique BSR is elected from C-BSRs. The C-RPs in the IPv6 BIDIR-PIM

domain send advertisement messages to the BSR. The BSR summarizes the advertisement messages to
form an RP-set and advertises it to all routers in the IPv6 BIDIR-PIM domain. All the routers use the same

hash algorithm to get the RP address corresponding to specific multicast groups.
Perform the following configuration on C-BSR routers.
Follow these steps to configure global C-BSR parameters:

To do…

Use the command…

Remarks

Enter system view

system-view

Enter IPv6 PIM view

pim ipv6

Configure the hash mask length

c-bsr hash-length hash-length

Optional
126 by default

Configure the C-BSR priority

c-bsr priority priority

Optional
64 by default

Configuring C-BSR timers

The BSR election winner multicasts its own IPv6 address and RP-Set information through bootstrap

messages within the entire zone it serves. The BSR floods bootstrap messages throughout the network at

the interval of BS (BSR state) period. Any C-BSR that receives a bootstrap message retains the RP-set for

the length of BS timeout, during which no BSR election takes place. If no bootstrap message is received
from the BSR before the BS timeout timer expires, a new BSR election process is triggered among the

C-BSRs.
Perform the following configuration on C-BSR routers.
Follow these steps to configure C-BSR timers:

To do…

Use the command…

Remarks

Enter system view

system-view

Enter IPv6 PIM view

pim ipv6

Configure the BS period

c-bsr interval interval

Optional
For the default value, see the note
after this table.

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