Problem in sh ip mroute

From: lalit gupta (lalit.tech@gmail.com)
Date: Wed Sep 05 2007 - 18:45:06 ART


HI Experts,

Rack1R5#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

(*, 224.2.2.2), 00:00:24/stopped, RP 3.3.1.1, flags: SPF
  Incoming interface: Serial0/0/0, RPF nbr 3.3.11.3
  Outgoing interface list: Null

(150.1.5.5, 224.2.2.2), 00:00:24/00:03:05, flags: FT
  Incoming interface: Loopback0, RPF nbr 0.0.0.0, Registering
  Outgoing interface list:
    Serial0/0/0, 3.3.11.3, Forward/Sparse, 00:00:24/00:03:05

(*, 224.0.1.40), 00:00:50/00:02:45, RP 0.0.0.0, flags: DCL
  Incoming interface: Null, RPF nbr 0.0.0.0
  Outgoing interface list:
    Loopback0, Forward/Sparse, 00:00:50/00:02:45

What does this Registering means in mroute table... whenever this comes in
table i loose my ping with igmp-join group. Could someone explain why this
is happening..

i m using sparse-mode with bsr...

thanks and regards
Lalit



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