Displays debug information of the SPBM Intermediate-System-to-Intermediate-System (IS-IS) Multi-area SPB state machines for the boundary node or virtual node (VN) for home and remote areas on the switch.
show debug spbm isis multi-area state-machines
None
User EXEC
The following example displays the SPBM IS-IS Multi-area SPB state machines information on the switch.
Switch:1(config)#show debug spbm isis multi-area state-machines 
OWN BN SM:
INIT                                     -> TR_FIRST_ADJ_REMOTE     (                         )  [Fri Jan 21 2022 01:42:13.622925] ->
HOME_DOWN_REMOTE_UP                      -> TR_ADJ_BOTH             (                         )  [Fri Jan 21 2022 01:42:18.617864] ->
HOME_UP_REMOTE_UP_WAIT1                  -> TR_TIMER1_EXPIRED       (tr_both_not_op           )  [Fri Jan 21 2022 01:42:30.448741] ->
HOME_UP_REMOTE_UP                        -> TR_BECOME_PRIMARY       (tr_pri_no_vn_reach       )  [Fri Jan 21 2022 01:42:30.448950] ->
PRIMARY_HOME_UP_REMOTE_UP_WAIT_T2        -> TR_VN_BOTH_ADJ          (                         )  [Fri Jan 21 2022 01:42:30.452505] ->
PRIMARY_HOME_UP_REMOTE_UP_WAIT_T2        -> TR_NEW_PRIMARY_DETECTED (tr_new_pri               )  [Fri Jan 21 2022 01:42:30.525681] ->
HOME_UP_REMOTE_UP_NOT_RDY                -> TR_VN_ADJ_DOWN          (                         )  [Fri Jan 21 2022 01:42:30.525691] ->
HOME_UP_REMOTE_UP_NOT_RDY                -> TR_VN_BOTH_ADJ          (tr_vn_both_adj           )  [Fri Jan 21 2022 01:42:32.488535] ->
HOME_UP_REMOTE_UP_RDY_FWD                -> TR_LAST_ADJ_HOME_DOWN   (tr_op_stby_cleanup       )  [Fri Jan 21 2022 03:44:20.186802] ->
HOME_DOWN_REMOTE_UP                      -> TR_ADJ_BOTH             (                         )  [Fri Jan 21 2022 03:44:20.286905] ->
HOME_UP_REMOTE_UP_WAIT1                  -> TR_TIMER1_EXPIRED       (tr_both_not_op           )  [Fri Jan 21 2022 03:44:32.186420] ->
HOME_UP_REMOTE_UP                        -> TR_GET_FWDING           (                         )  [Fri Jan 21 2022 03:44:32.186762] ->
HOME_UP_REMOTE_UP                        -> TR_NEW_PRIMARY_DETECTED (                         )  [Fri Jan 21 2022 03:44:32.186796] ->
HOME_UP_REMOTE_UP_NOT_RDY                -> TR_VN_BOTH_ADJ          (tr_vn_both_adj           )  [Fri Jan 21 2022 03:44:32.220492] ->
HOME_UP_REMOTE_UP_RDY_FWD
 
BN List  elem number 2:
    Node mac d8:84:66:f6:f0:00
        isPrimary 1
 
        sysIdHome 0012.1212.2412
 
        sysIdRemote d884.66f6.f086
        nickname 0.24.12
        redirect Bmac Home 02:24:12:ff:ff:fe
        redirect Bmac Remote 02:24:12:ff:ff:fd
                VN ifid 2
        reach flag: BN reachable BOTH
        state REACHABLE_BOTH
        state machine log: 
UNREACHABLE            -> OTHER_BN_TR_REACHABLE_HOME         (                  )  [Fri Jan 21 2022 03:44:32.186613] ->
REACHABLE_HOME         -> OTHER_BN_TR_REACHABLE_REMOTE       (tr_bn_rdy         )  [Fri Jan 21 2022 03:44:32.186760] ->
REACHABLE_BOTH         -> OTHER_BN_TR_IS_FWDING_BN           (tr_is_fwding_bn   )  [Fri Jan 21 2022 03:44:32.221376] ->
REACHABLE_BOTH(x2)
 
    Node mac d8:84:66:f7:38:00
        isPrimary 0
        sysIdHome 0012.1212.2413
        sysIdRemote d884.66f7.3886
        nickname 1.24.13
        redirect Bmac Home 12:24:13:ff:ff:fe
        redirect Bmac Remote 12:24:13:ff:ff:fd
                VN ifid 1
        my node, state machine is not relevant
 
VN ADJ HOME SM:
VN_ADJ_HOME_INIT          -> VN_ADJ_HOME_TR_DESIG_UP   (                    )  [Fri Jan 21 2022 03:44:32.186617] ->
VN_ADJ_HOME_DESIG         -> VN_ADJ_HOME_TR_DOWN       (tr_vn_adj_home_up   )  [Fri Jan 21 2022 03:44:32.186633] ->
VN_ADJ_HOME_DESIG         -> VN_ADJ_HOME_TR_UP         (tr_vn_adj_home_up   )  [Fri Jan 21 2022 03:44:32.219545] ->
VN_ADJ_HOME_BOTH          -> VN_ADJ_HOME_TR_DESIG_UP   (                    )  [Fri Jan 21 2022 03:44:38.519810] ->
VN_ADJ_HOME_BOTH
 
VN ADJ REM SM:
VN_ADJ_REM_INIT      -> VN_ADJ_REM_TR_DOWN       (                  )  [Fri Jan 21 2022 03:44:32.186651] ->
VN_ADJ_REM_INIT      -> VN_ADJ_REM_TR_DESIG_UP   (                  )  [Fri Jan 21 2022 03:44:32.186764] ->
VN_ADJ_REM_DESIG     -> VN_ADJ_REM_TR_UP         (tr_vn_adj_rem_up  )  [Fri Jan 21 2022 03:44:32.220489] ->
VN_ADJ_REM_BOTH
 
VN ADJS SM:
VN_ADJS_INIT         -> VN_ADJS_TR_HOME_UP   (                    )  [Fri Jan 21 2022 03:44:32.219549] ->
VN_ADJS_HOME         -> VN_ADJS_TR_REM_UP    (tr_vn_adjs_up       )  [Fri Jan 21 2022 03:44:32.220490] ->
VN_ADJS_BOTH
 
spbMaVnServices: 3