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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.
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
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
Status UP