IBM ADSL Bridge/ Router Heritage - Manual (Page 122)

Heritage Series ADSL Bridge/ Router
7-57 Command Sets for Command Line Interface
This command displays the line data of the xDSL link. It will not
return any message if xDSL link is not established yet.
19. show perf
Syntax:
show perf
Description:
This command displays the performance counters data of the xDSL
link. It will not return any message if xDSL link is not established yet.
20. show id
Syntax:
show id
Description:
This command displays the vendor id of local equipment and remote
equipment. It will not return any message if xDSL link is not
established yet.