Displaying PIM Information

You can use various show commands to view information about PIM.
Use one of the following commands to view PIM information. The commands do not need to be entered in the specified order. Using these commands is optional and they can be entered in any order. For more information on the full list of show ip pim commands, refer to the RUCKUS FastIron Command Reference.
  1. Enter the show ip pim counter nsr command to display multicast non-stop routing (NSR) counter and statistics information. 
    device> show ip pim counter nsr

Mcache sync (entity id: 203)
  pack: 0
  unpack: 0
  ack: 0
RPset sync (entity id: 201)
  pack: 0
  unpack: 0
  ack: 0
BSR status (entity id: 202)
  pack: 1
  unpack: 0
  ack: 1
  2. Enter the show ip pim nsr command to display the multicast non-stop routing (NSR) status. 
    device> show ip pim nsr

Global Mcast NSR Status
  NSR: ON
  Switchover In Progress Mode: FALSE
  3. Enter the show ip pim interface command to display information for PIM interfaces. 
    device> show ip pim interface

Flags    : SM  - Sparse Mode v2, DM - Dense Mode v2, P - Passive Mode

--------+---------------+-----+---+-------+---+-----+-------+-------+----+--------+
 
Int'face|Local          |Mode |St |Des Rtr|TTL|Mcast| Filter| VRF   |DR  |Override
        |Address        |     |   |AddPort|Thr|Bndry|  ACL  |       |Prio|Interval
--------+---------------+-----+---+-------+---+-----+-------+-------+----+--------+
e1/1/1   5.5.5.5         SM   Ena  Itself   1  None   None   default  1   3000ms
e1/1/9   15.1.1.5        SM   Ena  Itself   1  None   10     default  1   3000ms
e1/1/12  12.12.12.1      SM   Dis  Itself   1  None   None   default  1   3000ms
v20      21.21.21.22     SM   Ena  Itself   1  None   None   default  1   3000ms
v60      60.60.60.1      SM   Ena  Itself   1  None   None   default  1   3000ms
v310     110.110.110.2   SM   Dis  Itself   1  None   None   default  1   3000ms
v360     160.160.160.1   SM   Dis  Itself   1  None   None   default  1   3000ms
l2       4.4.4.4         SM   Ena  Itself   1  None   None   default  1   3000ms
l3       10.10.10.10     SM   Ena  Itself   1  None   None   default  1   3000ms
Total Number of Interfaces : 9
  4. Enter the show ip pim sparse command to display PIM Sparse configuration information. 
    device> show ip pim sparse
Global PIM Sparse Mode Settings
Maximum Mcache         : 12288       Current Count             : 0
Hello interval         : 30          Neighbor timeout          : 105
Join/Prune interval    : 60          Inactivity interval       : 180
Hardware Drop Enabled  : Yes         Prune Wait Interval       : 3
Bootstrap Msg interval : 60          Candidate-RP Msg interval : 60
Register Suppress Time : 60          Register Probe Time       : 10
Register Stop Delay    : 10          SPT Threshold             : 1
Join/Prune Policy     : Yes
SSM Enabled            : No          
Route Precedence       : mc-non-default mc-default uc-non-default uc-default
Slow Path Disable All  : No          Slow Path Enable SSM       : No
Slow Path Filter Acl   : None
  5. Enter the show ip pim bsr command to display bootstrap router (BSR) information. The following example shows information for a device that has been elected as the BSR. 
    device> show ip pim bsr

PIMv2 Bootstrap information for Vrf Instance : default-vrf
------------------------------------------------------------------------------ 
  This system is the Elected BSR
  BSR address: 1.51.51.1. Hash Mask Length 32. Priority 255. 
  Next bootstrap message in 00:01:00 
  Configuration: 
    Candidate loopback 2 (Address 1.51.51.1). Hash Mask Length 32. Priority 255.
Next Candidate-RP-advertisement in 00:01:00 
  RP: 1.51.51.1
    group prefixes:
    224.0.0.0 / 4
  Candidate-RP-advertisement period: 60
  6. Enter the show ip pim neighbor command to display information about PIM neighbors. 
    device> show ip pim neighbor

--------+--------+---------------+--------+---+---------+---------+-----+------------+-----------+----
Port    |PhyPort |Neighbor       |Holdtime|T  |PropDelay|Override |Age  |UpTime      |VRF        |Prio
        |        |               |sec     |Bit|msec     |msec     |sec  |            |           |    
--------+--------+---------------+--------+---+---------+---------+-----+------------+-----------+----
v2       e1/1/1     2.1.1.2         105      1   500       3000      0     00:44:10  default-vrf 1    
v4       e1/2/2     4.1.1.2         105      1   500       3000      10    00:42:50  default-vrf 1    
v5       e1/1/4     5.1.1.2         105      1   500       3000      0     00:44:00  default-vrf 1    
v22      e1/1/1     22.1.1.1        105      1   500       3000      0     00:44:10  default-vrf 1    
Total Number of Neighbors : 4
  7. Enter the show ip pim traffic command to display information about IPv4 PIM traffic statistics. 
    device> show ip pim traffic

Port    HELLO     JOIN-PRUNE  ASSERT    REGISTER  REGISTER  BOOTSTRAP CAND. RP  Err
                                      GRAFT(DM) STOP(SM)  MSGS (SM) ADV. (SM)    
-------+---------+-----------+---------+---------+---------+---------+---------+---
       Rx        Rx          Rx        Rx        Rx        Rx        Rx        Rx
------+---------+-----------+---------+---------+---------+---------+---------+---
v30     0         0           0         0         0         0         0         0  
v50     2526      1260        0         0         0         1263      0         0  
v150    2531      0           0         0         0         1263      0         0  
v200    2531      0           0         0         0         1         0         0  
Port    HELLO     JOIN-PRUNE  ASSERT    REGISTER  REGISTER  BOOTSTRAP CAND. RP  Err
                                      GRAFT(DM) STOP(SM)  MSGS (SM) ADV. (SM)    
-------+---------+-----------+---------+---------+---------+---------+---------+---
       Tx        Tx          Tx        Tx        Tx        Tx        Tx       
------+---------+-----------+---------+---------+---------+---------+---------+---
v30     2528      0           0         0         0         0         0        
v50     2540      1263        0         0         0         2         0        
v150    2529      0           0         0         0         1262      0        
v200    2529      0           0         0         0         1262      0
  8. Enter the show ip pim dense command to display PIM Dense configuration information. 
    device> show ip pim dense

Global PIM Dense Mode Settings
  Maximum Mcache            : 12992    Current Count                      : 2
  Hello interval            : 30       Neighbor timeout                   : 105
  Join/Prune interval       : 60       Inactivity interval                : 180
  Hardware Drop Enabled     : Yes      Prune Wait Interval                : 3
  Graft Retransmit interval : 180      Prune Age                          : 180
  Route Precedence          : mc-non-default mc-default uc-non-default uc-default
  9. Enter the show ip pim prune command to display multicast cache entries that are currently in a pruned state and have not yet aged out. 
    device> show ip pim prune

    1 (104.1.1.2 231.0.1.1): 
   e1/2/2,1/2/2(150)      
    2 (108.1.1.100 231.0.1.1): 
   e1/2/2,1/2/2(150)      
    3 (104.1.1.2 231.0.1.2): 
   e1/2/2,1/2/2(150)      
    4 (108.1.1.100 231.0.1.2): 
   e1/2/2,1/2/2(150)      
    5 (108.1.1.100 231.0.1.3): 
   e1/2/2,1/2/2(150)      
    6 (104.1.1.2 231.0.1.4): 
   e1/2/2,1/2/2(150)      
    7 (108.1.1.100 231.0.1.4): 
   e1/2/2,1/2/2(150)      
    8 (104.1.1.2 231.0.1.5): 
   e1/2/2,1/2/2(150)      
    9 (108.1.1.100 231.0.1.5): 
   e1/2/2,1/2/2(150)     
Total Prune entries: 9
  10. Enter the show ip pim mcache command to display the PIM multicast cache. 
    device> show ip pim mcache

IP Multicast Mcache Table
Entry Flags : SM - Sparse Mode, SSM - Source Specific Multicast, DM - Dense Mode
       RPT - RPT Bit, SPT - SPT Bit, LSRC - Local Source, LRCV - Local Receiver
       HW - HW Forwarding Enabled, FAST - Resource Allocated, TAG - Need For 
        Replication Entry
       REGPROB - Register In Progress, REGSUPP - Register Suppression Timer
       MSDPADV - Advertise MSDP, NEEDRTE - Route Required for Src/RP, PRUN - DM 
        Prune Upstream
Interface Flags: IM - Immediate, IH - Inherited, WA - Won Assert
       MJ - Membership Join, MI - Membership Include, ME - Membership Exclude
       BR - Blocked RPT, BA - Blocked Assert, BF - Blocked Filter, BI - Blocked IIF
Total entries in mcache: 20
1  (140.140.140.3, 225.0.0.1) in v340 (tag e1/8/1), Uptime 00:00:02 
  Source is directly connected
  Flags (0x200004e1) DM HW FAST TAG
  fast ports: ethe 1/4/6 ethe 1/8/26
  AgeSltMsk: 1, L2 FID: 8188, DIT: 3 
  Forwarding_oif: 2
  L3 (HW) 2:
    TR(e1/4/6,e1/4/6)(VL330), 00:00:02/0, Flags: IM
    e1/8/26(VL310), 00:00:02/0, Flags: IM 
  Src-Vlan: 340
  11. Enter the show ip pim mcache command with the dit-dx keyword, and specify a value, to display the PIM multicast cache for the specified DIT. 
    device> show ip pim mcache dit-idx 414

IP Multicast Mcache Table 
Entry Flags    : SM  - Sparse Mode, SSM - Source Specific Multicast, DM - Dense Mode 
                 RPT    - RPT Bit, SPT - SPT Bit, LSRC - Local Source, LRCV - Local Receiver 
                 HW - HW Forwarding Enabled, FAST - Resource Allocated, TAG - Need For Replication Entry 
                 REGPROB - Register In Progress, REGSUPP - Register Suppression Timer 
                 MSDPADV - Advertise MSDP, NEEDRTE - Route Required for Src/RP,  PRUN - DM Prune Upstream 
Interface Flags: IM - Immediate, IH - Inherited, WA - Won Assert 
                 MJ - Membership Join, MI - Membership Include, ME - Membership Exclude 
                 BR - Blocked RPT, BA - Blocked Assert, BF - Blocked Filter, BI - Blocked IIF 
Total entries in mcache: 30
1     (20.20.20.100, 225.1.1.1) in v220 (tag e1/1/13), Uptime 07:12:07
      upstream neighbor 220.220.220.1
      Flags (0x200680e1) SM SPT LRCV HW FAST TAG
      fast ports: ethe 1/1/11 
      AgeSltMsk: 1,  IPMC:   414 , RegPkt: 0 
      Forwarding_oif: 1, Immediate_oif: 0, Blocked_oif: 0 
      L3 (HW) 1: 
          e1/1/11(VL40), 07:12:07/0, Flags: MJ
      Src-Vlan: 220
2     (20.20.20.100, 225.1.1.2) in v220 (tag e1/1/13), Uptime 00:01:00
      upstream neighbor 220.220.220.1                             
      Flags (0x200680e1) SM SPT LRCV HW FAST TAG
      fast ports: ethe 1/1/11 
      AgeSltMsk: 1, IPMC:   414 , RegPkt: 0 
      Forwarding_oif: 1, Immediate_oif: 0, Blocked_oif: 0 
      L3 (HW) 1: 
          e1/1/11(VL40), 00:01:00/0, Flags: MJ
      Src-Vlan: 220
3     (20.20.20.100, 225.1.1.3) in v220 (tag e1/1/13), Uptime 00:01:00
      upstream neighbor 220.220.220.1
      Flags (0x200680e1) SM SPT LRCV HW FAST TAG
      fast ports: ethe 1/1/11 
      AgeSltMsk: 1, IPMC:   414 , RegPkt: 0
      Forwarding_oif: 1, Immediate_oif: 0, Blocked_oif: 0 
      L3 (HW) 1: 
          e1/1/11(VL40), 00:01:00/0, Flags: MJ
      Src-Vlan: 220
  12. Enter the show ip pim jp-policy command to display PIM (RP, G), (*, G), and (S, G) Join and Prune policy configuration information and the number of Join and Prune drops for each such policy.
    device> show ip pim jp-policy

Vrf Instance : default-vrf
---------------------------

(RP, G) JP policy
---------

(RP, G) JP policy count: 3

RP-Address       ACL Name (RP, G)       Join Drops (RP, G)         Prune Drops
10.9.9.9           rp-wg-acl                  1500                      499
22.9.9.9               22                     1888                      1000
100.9.9.9             122                     921                        300
---------------------------

(*, G) and (S, G) JP policy
---------

ACL Name (*, G)        Join Drops (*, G)        Prune Drops (S, G)           Join Drops (S, G)          Prune Drops
wg-sg-acl                   1500                     499                          385                      139
  13. Enter the show ip pim rp-set command to display RP-set list for the device elected as the bootstrap router (BSR).
    device> show ip pim rp-set

Static RP and associated group ranges
-------------------------------------
Static RP count: 4
130.1.1.1
120.1.1.1
120.2.1.1
124.1.1.1
Number of group prefixes Learnt from BSR: 0
No RP-Set present.
  14. Enter the show ip pim rp-map command to display RP-to-group mapping. 
    device> show ip pim rp-map

Number of group-to-RP mappings: 5
-------------------------------------------
S.No  Group address                         RP address                              
-------------------------------------------
1     225.1.1.1                            25.0.0.25                               
2     225.1.1.2                            25.0.0.25                               
3     225.1.1.3                            25.0.0.25                               
4     225.1.1.4                            25.0.0.25                               
5     225.1.1.5                            25.0.0.25
  15. Enter the show ip pim anycast-rp command to display information for a PIM Anycast RP interface. 
    device> device> show ip pim anycast-rp

Number of Anycast RP: 1 
Anycast RP: 100.1.1.1
  ACL Name: 200
  Peer List: 
    1.1.1.1
    2.2.2.2
    3.3.3.3
  16. Enter the show ip pim error command to display information for PIM error counters.
    device> show ip pim error
Vrf Instance : default-vrf
--------------------------------------
Protocol errors:
PIM_PKT_DRP   : 0  PIM_PKT_DRP(Glb)       : 0
MCGRP_PKT_DRP : 0  MCGRP_PKT_DRP(Glb)     : 0
PIM_THR_DRP   : 0  PIM_THR_DRP(Glb)       : 0
MCGRP_THR_DRP : 0  MCGRP_THR_DRP(Gl)      : 0
RPSET_MAXED   : 0  Join/Prune Drops      : 1999

Forwarding Errors (Packet Drops):
RPF-Fail: 0 No-RP   : 0 IfMsmtch: 0
OIFEmpty: 0 InvldIf : 0 TTLXpire: 0
NoFwEntr: 0 TrkMove : 0 PortMove: 0
NoCause : 0 FwEntrFl: 0 ResFail : 0
SSMNoEnt: 0 InvldGrp: 0 Bidir   : 0
WrongIf : 0 IPCError: 0 IPCBufEr: 0
DMACErr : 0
Parent topic: IPv4 Multicast Protocols