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CCIE那点事-李萧明

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组播排错  

2008-04-26 22:23:00|  分类: 李萧明ccie笔记 |  标签: |举报 |字号 订阅

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r1#sh ip pim ap
r1#sh ip pim rp
r1#sh ip pim rp

看不到RP

r1#sh ip mroute
IP Multicast Routing Table
Flags: D - Dense, S - Sparse, B - Bidir Group, s - SSM Group, C - Connected,
       L - Local, P - Pruned, R - RP-bit set, F - Register flag,
       T - SPT-bit set, J - Join SPT, M - MSDP created entry,
       X - Proxy Join Timer Running, A - Candidate for MSDP Advertisement,
       U - URD, I - Received Source Specific Host Report,
       Z - Multicast Tunnel, z - MDT-data group sender,
       Y - Joined MDT-data group, y - Sending to MDT-data group
Outgoing interface flags: H - Hardware switched, A - Assert winner
Timers: Uptime/Expires
Interface state: Interface, Next-Hop or VCD, State/Mode

(*, 224.0.1.39), 00:28:29/stopped, RP 0.0.0.0, flags: DC
Incoming interface: Null, RPF nbr 0.0.0.0
Outgoing interface list:
    Ethernet0/1, Forward/Sparse-Dense, 00:28:29/00:00:00
    Serial0/0, Forward/Sparse-Dense, 00:28:29/00:00:00

(10.10.4.4, 224.0.1.39), 00:18:58/00:02:51, flags: T
Incoming interface: Serial0/0, RPF nbr 10.10.11.4
Outgoing interface list:
    Ethernet0/1, Forward/Sparse-Dense, 00:18:59/00:00:00

(*, 224.0.1.40), 00:28:43/stopped, RP 0.0.0.0, flags: DCL
Incoming interface: Null, RPF nbr 0.0.0.0
Outgoing interface list:
    Ethernet0/1, Forward/Sparse-Dense, 00:28:43/00:00:00
    Serial0/0, Forward/Sparse-Dense, 00:28:43/00:00:00

(10.10.4.4, 224.0.1.40), 00:10:16/00:02:39, flags: LT
Incoming interface: Serial0/0, RPF nbr 10.10.11.4
Outgoing interface list:
    Ethernet0/1, Forward/Sparse-Dense, 00:10:17/00:00:00

看不到正确的组

r1#ping 224.30.30.30
Translating "224.30.30.30"

Type escape sequence to abort.
Sending 1, 100-byte ICMP Echos to 224.30.30.30, timeout is 2 seconds:

Reply to request 0 from 10.10.11.4, 104 ms

组可以PING通

再SHOW RP, 已经显示加入组?原因,不知,可能PIM进程要激活,

r1#sh ip pim rp
r1#sh ip pim rp
Group: 224.30.30.30, RP: 10.10.4.4, v2, v1, uptime 00:10:48, expires 00:02:04
Group: 224.50.50.50, RP: 10.10.4.4, v2, v1, uptime 00:10:48, expires 00:02:02

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