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Troubleshooting PIM-SM BSR Election
OmniSwitch Troubleshooting Guide September 2005 page 16-7
Simplified Packet Format
IP: ----- IP Header -----
IP: Protocol = 103 (PIM)
IP: Source address = [192.168.11.2]
IP: Destination address = [224.0.0.13]
PIM: ----- PIM Header -----
PIM:
PIM: Version = 2
PIM: Message Type = 4(Bootstrap)
PIM: Reserved = 0
PIM: Checksum = 71af (correct)
PIM: Fragment tag = 0
PIM: Hash mask length = 30
PIM: BSR-priority = 0
Debugging BSR/Bootstrap
Commands to debug received and forwarded bootstrap, the command will return information on BSR
election as well as Bootstrap messages in general.
-> ip pimsm debug-type bootstrap
-> ip pimsm debug-level 100
Debug output on 192.168.11.2:
tPimsm-: pimsmBSRStateTransition - Entering with Event TMR State : CAND
OperStatus DOWN
tPimsm-: Originate msg.State change to ELCTD
Transitioning from status down to up in order to participate to BSR election.
tPimsm-: BSR Available : 192.168.11.2
C-BSR is the address that will be used in the generated Bootstrap messages.
tPimsm-: pimsmBSRStateTransition - Leaving with Event TMR State : ELCTD
Status UP