关键字：|互联神州|思科考试|考试|CISCO认证|

    01:00:54: PIM: Received v2 Hello on Serial1 from 192.168.1.2
    01:00:54: PIM: Received v2 Hello on Serial0 from 192.168.0.2
    01:00:54: PIM: Hello packet has unknown option 20, ignored
    01:00:54: PIM: Send v2 Hello on Serial1
    01:01:00: IGMP: Send v2 general Query on FastEthernet0
    01:01:00: IGMP: Set report delay time to 9.2 seconds for 224.0.1.40 on FastEthernet0
    01:01:10: IGMP: Send v2 Report for 224.0.1.40 on FastEthernet0
    01:01:10: IGMP: Received v2 Report on FastEthernet0 from 192.168.4.1 for

224.0.1.40
    01:01:10: IGMP: Received Group record for group 224.0.1.40, mode 2 from

192.168.4.1 for 0
    sources
    01:01:10: IGMP: Updating EXCLUDE group timer for 224.0.1.40
    01:01:16: PIM: Send v2 Hello on FastEthernet0
    01:01:21: PIM: Send v2 Hello on Serial0
    01:01:24: PIM: Received v2 Hello on Serial1 from 192.168.1.2
    01:01:24: PIM: Received v2 Hello on Serial0 from 192.168.0.2
    01:01:24: PIM: Hello packet has unknown option 20, ignored
    01:01:24: PIM: Send v2 Hello on Serial1
   Router_C#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,