documentation:examples:multicast_with_pim-sm
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documentation:examples:multicast_with_pim-sm [2019/11/08 15:18] – [Checking pimd behavior] olivier | documentation:examples:multicast_with_pim-sm [2025/06/11 23:20] (current) – [PIM neighbors] olivier | ||
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Line 153: | Line 153: | ||
</ | </ | ||
- | On the direct connected VM2, start a mcast listener (server receiving), it should receive multicast flow | + | On the direct connected VM2, start to check if in non-promiscious mode it sees mcast packets comming: |
+ | < | ||
+ | [root@VM2]~# | ||
+ | tcpdump: verbose output suppressed, use -v or -vv for full protocol decode | ||
+ | listening on em0, link-type EN10MB (Ethernet), capture size 262144 bytes | ||
+ | 15: | ||
+ | 15: | ||
+ | 2 packets captured | ||
+ | 2 packets received by filter | ||
+ | 0 packets dropped by kernel | ||
+ | </ | ||
+ | |||
+ | => VM2 is receiving mcast packets from 10.0.12.1 to mcast group 239.1.1.1. | ||
+ | Now on VM2 start a mcast listener (server receiving), it should receive multicast flow | ||
< | < | ||
- | [root@VM2]~# | + | [root@VM2]~# |
------------------------------------------------------------ | ------------------------------------------------------------ | ||
Server listening on UDP port 5001 | Server listening on UDP port 5001 | ||
Line 177: | Line 190: | ||
=> Notice the mcast receiver is correctly receiving at 1Mb/s. | => Notice the mcast receiver is correctly receiving at 1Mb/s. | ||
- | Here is a non working example: | + | Here is a non working example |
< | < | ||
[root@VM2]~# | [root@VM2]~# | ||
Line 187: | Line 200: | ||
UDP buffer size: 41.1 KByte (default) | UDP buffer size: 41.1 KByte (default) | ||
------------------------------------------------------------ | ------------------------------------------------------------ | ||
+ | (...) | ||
</ | </ | ||
+ | => Here it doesn' | ||
===== Checking pimd behavior ===== | ===== Checking pimd behavior ===== | ||
Line 196: | Line 211: | ||
< | < | ||
- | [root@VM2]~# | ||
- | Virtual Interface Table ====================================================== | ||
- | Vif Local Address | ||
- | --- --------------- | ||
- | 0 10.0.12.254 | ||
- | 1 10.0.23.2 | ||
- | 2 10.0.12.254 | ||
- | | + | root@VM2:~ # pimctl show |
- | Multicast Routing Table ====================================================== | + | PIM Interface Table |
- | --------------------------------- (*,*,G) ------------------------------------ | + | Interface |
- | Number of Groups: | + | ty |
- | Number of Cache MIRRORs: 0 | + | em0 |
- | ------------------------------------------------------------------------------ | + | 1 |
+ | em1 | ||
+ | 1 | ||
+ | |||
+ | PIM Neighbor Table | ||
+ | Interface | ||
+ | em1 | ||
+ | |||
+ | Multicast Routing Table | ||
+ | Source | ||
+ | 10.0.12.1 | ||
+ | |||
+ | |||
+ | Number of Groups | ||
+ | Number of Cache MIRRORs : 0 | ||
+ | |||
+ | PIM Candidate Rendez-Vous Point Table | ||
+ | Group Address | ||
+ | 232.0.0.0/ | ||
+ | 224.0.0.0/ | ||
+ | |||
+ | Current BSR address: 10.0.23.3 | ||
+ | |||
+ | PIM Rendez-Vous Point Set Table | ||
+ | Group Address | ||
+ | 232.0.0.0/ | ||
+ | 224.0.0.0/ | ||
</ | </ | ||
Line 216: | Line 250: | ||
< | < | ||
- | [root@VM3]~# pimd -r | + | root@VM3:~ # pimctl show |
- | Virtual | + | |
- | Vif Local Address | + | PIM Interface Table |
- | --- --------------- | + | Interface |
- | 0 10.0.23.3 | + | ty |
- | | + | em1 |
- | | + | 1 |
+ | em2 | ||
+ | 1 | ||
+ | |||
+ | PIM Neighbor Table | ||
+ | Interface | ||
+ | em1 10.0.23.2 | ||
+ | |||
+ | Multicast Routing Table | ||
+ | Source | ||
+ | |||
+ | Number of Groups | ||
+ | Number of Cache MIRRORs : 0 | ||
+ | |||
+ | PIM Candidate Rendez-Vous Point Table | ||
+ | Group Address | ||
+ | 232.0.0.0/8 169.254.0.1 | ||
+ | 224.0.0.0/ | ||
- | | + | Current BSR address: 10.0.23.3 |
- | Multicast Routing | + | PIM Rendez-Vous Point Set Table |
- | --------------------------------- (*,*,G) ------------------------------------ | + | Group Address |
- | Number of Groups: | + | 232.0.0.0/ |
- | Number of Cache MIRRORs: | + | 224.0.0.0/ |
- | ------------------------------------------------------------------------------ | + | |
</ | </ | ||
documentation/examples/multicast_with_pim-sm.1573222684.txt.gz · Last modified: 2019/11/08 15:18 by olivier