[pager-control]

exten => _ring-.,1,Set(CONF=${CUT(EXTEN,-,2)})
exten => _ring-.,n,Meetme(${CONF},qt)

Yet...

    -- Executing Goto("SIP/314-b7431c78", "pager-control|ring-41|1") in new stack
    -- Goto (pager-control,ring-41,1)
Feb  9 15:52:23 WARNING[4164]: pbx.c:2357 __ast_pbx_run: Channel 'SIP/314-b7431c78' sent into invalid extension 'ring-41' in context 'pager-control', but no invalid handler