Cisco WAN :: 1841 - Show DSL Interface Command

I'm trying to troubleshoot one of our site today and can't seem to issue the show dsl interface command on a 1841 router. Does the same command is used for SHDSL or am I running with an IOS bug?
 
#sh dsl? 
% Unrecognized command
 
#sh ver
Cisco IOS Software, 1841 Software (C1841-BROADBAND-M), Version 12.4(15)T7, RELEASE SOFTWARE (fc3)
Technical Support: {URL}
Compiled Wed 13-Aug-08 15:42 by prod_rel_team
 
#sh inv 
NAME: "chassis", DESCR: "1841 chassis"
PID: CISCO1841         , VID: V05 , SN: FHK13212639
 
NAME: "WIC/HWIC 0", DESCR: "WAN Interface Card - ATM (With multi line G.SHDSL module)"
PID: WIC-1SHDSL-V3     , VID: V02 , SN: FOC132041KD