One day, customer report one OSN3500 eqipment out of management from T2000, and can use navigator to login on site.
The topology is as follow:
#10-40----E/// MW----#10-39, 5-SLQ4 of #10-40 connects with 13-SLQ4 of #10-39
All the version is as follow:
NSF1 126.96.36.199 20060728 active T01
NSF2 188.8.131.52 20060728 inactive T01
BIOS 08.09.45 20060106 inactive T01
ExtBIOS 9.09.44 20051117 active T01