[lab]
exten => 211,1,Macro(argtest,one,two,three,four,five)
exten => 211,n,Macro(argtest,1,2,3,4)

[macro-argtest]
exten => s,1,NoOp(${ARG1}:${ARG2}:${ARG3}:${ARG4}:${ARG5}:${ARG6})
exten => s,n,Macro(argtest2,a,b,c)

[macro-argtest2]
exten => s,1,NoOp(${ARG1}:${ARG2}:${ARG3}:${ARG4}:${ARG5}:${ARG6})

hockey*CLI> dial 211@lab
    -- Executing [211@lab:1] Macro("ALSA/default", "argtest|one|two|three|four|five") in new stack
    -- Executing [s@macro-argtest:1] NoOp("ALSA/default", "one:two:three:four:five:") in new stack
    -- Executing [s@macro-argtest:2] Macro("ALSA/default", "argtest2|a|b|c") in new stack
    -- Executing [s@macro-argtest2:1] NoOp("ALSA/default", "a:b:c:four:five:") in new stack
    -- Executing [211@lab:2] Macro("ALSA/default", "argtest|1|2|3|4") in new stack
    -- Executing [s@macro-argtest:1] NoOp("ALSA/default", "1:2:3:4::") in new stack
    -- Executing [s@macro-argtest:2] Macro("ALSA/default", "argtest2|a|b|c") in new stack
    -- Executing [s@macro-argtest2:1] NoOp("ALSA/default", "a:b:c:4::") in new stack
  == Auto fallthrough, channel 'ALSA/default' status is 'UNKNOWN'
 << Hangup on console >>