Verbosity is at least 10
    -- Executing [206_line1@sla_stations:1] SLAStation("SIP/206-08d80960", "206_line1") in new stack
    -- Called disa@line1_outbound
    -- Executing [disa@line1_outbound:1] DISA("Local/disa@line1_outbound-a0bf,2", "no-password|line1_outbound") in new stack
    -- Local/disa@line1_outbound-a0bf,1 answered
    -- Created MeetMe conference 1015 for conference 'SLA_line1'
    -- Executing [97403559029@line1_outbound:1] Dial("Local/disa@line1_outbound-a0bf,2", "Zap/1/7403559029") in new stack
    -- Called 1/7403559029
    -- Zap/1-1 is ringing
    -- Zap/1-1 is ringing
    -- Zap/1-1 is ringing
    -- Zap/1-1 is ringing
    -- Zap/1-1 is ringing
    -- Zap/1-1 is ringing
    -- Hungup 'Zap/pseudo-967119082'
    -- Hungup 'Zap/1-1'
  == Spawn extension (line1_outbound, 97403559029, 1) exited non-zero on 'Local/disa@line1_outbound-a0bf,2'