3Com CommWorks 5210 - Manual (Page 127)

AutoResponse 127
:S< s-range>
A decimal number of a range s1-s2 (where s1 and s2 are decimal numbers
separated by a literal hyphen) representing the location of the card(s) in the
chassis.
:C< c-range>
A decimal number or a range c1-c2 (where c1 and c2 are decimal numbers
separated by a literal hyphen) representing the channel number(s) on the
specified cards.
Only the IP address of the of the chassis needs to be specified. If this is the
case, a graphical window will open showing the VFPD allowing the user to
graphically select the desired targets.