Alcatel Carrier Internetworking Solutions 6648 Manual Do Utilizador
Troubleshooting PIM-SM
C-RP Advertisements
OmniSwitch Troubleshooting Guide
September 2005
page 16-11
PIM: ----- PIM Header -----
PIM: Version = 2
PIM: Message Type = 8(Candidate-RP-Advertisement)
PIM: Reserved = 0
PIM: Checksum = 269d (correct)
PIM: Prefix count = 1
PIM: Priority = 0
PIM: Holdtime = 150 (in seconds)
PIM: *** Encoded-Unicast-RP-Address ***
PIM: Address family = 1 (IP (IP version 4))
PIM: Encoding type = 0
PIM: Unicast address = [192.168.11.1]
PIM:
PIM: *** Encoded Group Address-1 ***
PIM: Address family = 1 (IP (IP version 4))
PIM: Encoding type = 0
PIM: Reserved = 0
PIM: Mask length = 32
PIM: Group multicast address = [225.1.1.1]
Debugging C-RP-Adv
The commands below should be issued on the BSR since the packets are directed to it, other possibility is
to use these commands on the originated C-RP in order to identify if the advertisement are really sent.
to use these commands on the originated C-RP in order to identify if the advertisement are really sent.
-> ip pimsm debug-type crp
-> ip pimsm debug-level 100
Debugging output on BSR:
tPimsm-: Recv. CRP-Adv (RP:192.168.10.3,Prefix Cnt:1, Pri:0) from
192.168.10.3:192.168.11.1 on vlan 1
tPimsm-: RP : 192.168.10.3 : Prefix: 225.1.1.1 Mask : 255.255.255.255
192.168.10.3:192.168.11.1 on vlan 1
tPimsm-: RP : 192.168.10.3 : Prefix: 225.1.1.1 Mask : 255.255.255.255
Information on the C-RP unicast address, number of count, priority and mcast group as well as on which
PIM interface the advertisement has been received can be seen on with this debug command.
PIM interface the advertisement has been received can be seen on with this debug command.