Seit AOS 6.7.2.R02 (soweit mir bekannt) gibt es folgende Kommandos um das Thema Spanning-Tree zu debuggen. Schön sind vor allem auch die „Delta“-Werte zur letzten Eingabe des Kommandos, dies funktioniert auch über SSH-Sessions hinweg.
OS6450-P10-> debug show spantree
Timestamp : MON OCT 21 2019 12:34:14 (CEST),
Protocol : IEEE Multiple STP,
Mode : FLAT,
RX RX TX TX
MBPDU TCFLG MBPDU TCFLG AgedCnt
STPID MSTI Total Delta Total Delta Total Delta Total Delta MBPDU Aged Time Total Delta
-------+-------+------+------+------+------+------+------+------+------+-----------------+------+------
0 0 122 0 119 0 39342 0 279 0 00:00:00 0 0
OS6450-P10-> debug show spantree
Timestamp : MON OCT 21 2019 12:34:36 (CEST),
Protocol : IEEE Multiple STP,
Mode : FLAT,
RX RX TX TX
MBPDU TCFLG MBPDU TCFLG AgedCnt
STPID MSTI Total Delta Total Delta Total Delta Total Delta MBPDU Aged Time Total Delta
-------+-------+------+------+------+------+------+------+------+------+-----------------+------+------
0 0 122 0 119 0 39364 22 279 0 00:00:00 0 0
OS6450-P10-> debug show spantree cist ports
Timestamp : MON OCT 21 2019 12:35:06 (CEST),
Protocol : IEEE Multiple STP,
Mode : FLAT,
STP ID : CIST,
RX RX TX TX
MBPDU TCFLG MBPDU TCFLG AgedCnt
PORTS Total Delta Total Delta Total Delta Total Delta MBPDU Aged Time Total Delta
-------+------+------+------+------+------+------+------+------+-----------------+------+------
1/10 98 0 95 0 44460 0 48 0 00:00:00 0 0
OS6450-P10-> debug show spantree cist ports
Timestamp : MON OCT 21 2019 12:48:14 (CEST),
Protocol : IEEE Multiple STP,
Mode : FLAT,
STP ID : CIST,
RX RX TX TX
MBPDU TCFLG MBPDU TCFLG AgedCnt
PORTS Total Delta Total Delta Total Delta Total Delta MBPDU Aged Time Total Delta
-------+------+------+------+------+------+------+------+------+-----------------+------+------
1/10 98 0 95 0 44854 394 48 0 00:00:00 0 0