Op()                                     [pbx_config]
  '_00.' =>         1. Goto(+${EXTEN:2},1)                        [pbx_config]
  '_0Z.' =>         1. Goto(+31${EXTEN:1},1)                      [pbx_config]
  '_[+1].' =>       1. NoOp()                                     [pbx_config]
     [init]         2. Set(loopcount=0)                           [pbx_config]
                    3. Set(rand=${RAND(0,1)})                     [pbx_config]
     [incr]         4. Set(loopcount=$[${loopcount} + 1])         [pbx_config]
                    5. Set(rand=$[${rand} + 1])                   [pbx_config]
                    6. Set(mod=$[${rand}%2])                      [pbx_config]
                    7. Goto(dial${mod})                           [pbx_config]
     [dial0]        8. Dial(PJSIP/${EXTEN}@pathfinderpocosnl)     [pbx_config]
                    9. Goto(checkstatus)                          [pbx_config]
     [dial1]        10. Dial(PJSIP/${EXTEN}@turnoutpocosnl)       [pbx_config]
                    11. Goto(checkstatus)                         [pbx_config]
     [checkstatus]  12. NoOp(dialstatus: ${DIALSTATUS}, hangupcause ${HANGUPCAUSE}) [pbx_config]
                    13. GotoIf($["${DIALSTATUS}" = "BUSY"]?busy)  [pbx_config]
                    14. GotoIf($["${DIALSTATUS}" = "NOANSWER"]?busy) [pbx_config]
                    15. GotoIf($["${DIALSTATUS}" = "ANSWERED"]?hangup) [pbx_config]
                    16. GotoIf($["${loopcount}" > "1"]?congestion) [pbx_config]
                    17. Goto(incr)                                [pbx_config]
     [congestion]   18. Congestion()                              [pbx_config]
     [hangup]       19. Hangup()                                  [pbx_config]
     [busy]         20. Busy()                                    [pbx_config]

-= 4 extensions (23 priorities) in 1 context. =-