Chapter 20
| Multicast Routing
Configuring PIM for IPv4
– 773 –
◆ Hash Mask Length – The number of significant bits used in the multicast
group comparison mask by this BSR candidate.
◆ Expire – The time before the BSR is declared down.
◆ Role – Candidate or non-candidate BSR.
â—† State
23
– Operation state of BSR includes:
â–
No information – No information is stored for this device.
â–
Accept Any – The router does not know of an active BSR, and will accept the
first bootstrap message it sees as giving the new BSR's identity and the RP-
set.
â–
Accept Preferred – The router knows the identity of the current BSR, and is
using the RP-set provided by that BSR. Only bootstrap messages from that
BSR or from a C-BSR with higher weight than the current BSR will be
accepted.
â–
Candidate BSR – Bidding in election process.
â–
Pending-BSR – The router is a candidate to be the BSR for the RP-set.
Currently, no other router is the preferred BSR, but this router is not yet the
elected BSR.
â–
Elected BSR – Elected to serve as BSR.
Web Interface
To display information about the BSR:
1. Click Routing Protocol, PIM, SM.
2. Select Show Information from the Step list.
3. Select Show BSR Router from the Action list.
Figure 532: Showing Information About the PIM BSR
23. These parameters are based on RFC 5059.
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