(CommandList
  children: [
    (Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (LhsName name:basedir)
          op: Equal
          rhs: 
            {
              (CommandSubPart
                command_list: (CommandList children:[(C {(dirname)} {($ VSub_Number "$0")})])
                left_token: <Left_Backtick "`">
                spids: [19 23]
              )
            }
          spids: [18]
        )
      ]
      spids: [18]
    )
    (C {(source)} {(${ VSub_Name basedir) (/functions.sh)})
    (C {(root_check_run_with_sudo)} {(DQ ($ VSub_At "$@"))})
    (C {(source)} {(${ VSub_Name basedir) (/parameters.sh)})
    (If
      arms: [
        (if_arm
          cond: [
            (Sentence
              child: (C {(Lit_Other "[")} {(-z)} {(DQ ($ VSub_Name "$DEST_IP"))} {(Lit_Other "]")})
              terminator: <Op_Semi ";">
            )
          ]
          action: [
            (AndOr
              children: [
                (C {(Lit_Other "[")} {(-z)} {(DQ ($ VSub_Name "$IP6"))} {(Lit_Other "]")})
                (AndOr
                  children: [
                    (Assignment
                      keyword: Assign_None
                      pairs: [
                        (assign_pair
                          lhs: (LhsName name:DEST_IP)
                          op: Equal
                          rhs: {(DQ (198.18.0.42))}
                          spids: [89]
                        )
                      ]
                      spids: [89]
                    )
                    (Assignment
                      keyword: Assign_None
                      pairs: [
                        (assign_pair
                          lhs: (LhsName name:DEST_IP)
                          op: Equal
                          rhs: {(DQ ("FD00::1"))}
                          spids: [96]
                        )
                      ]
                      spids: [96]
                    )
                  ]
                  op_id: Op_DPipe
                )
              ]
              op_id: Op_DAmp
            )
          ]
          spids: [-1 74]
        )
      ]
      spids: [-1 101]
    )
    (AndOr
      children: [
        (C {(Lit_Other "[")} {(-z)} {(DQ ($ VSub_Name "$CLONE_SKB"))} {(Lit_Other "]")})
        (Assignment
          keyword: Assign_None
          pairs: [(assign_pair lhs:(LhsName name:CLONE_SKB) op:Equal rhs:{(DQ (0))} spids:[115])]
          spids: [115]
        )
      ]
      op_id: Op_DAmp
    )
    (AndOr
      children: [
        (C {(Lit_Other "[")} {(-z)} {(DQ ($ VSub_Name "$DST_MAC"))} {(Lit_Other "]")})
        (AndOr
          children: [(C {(usage)}) (C {(err)} {(2)} {(DQ ("Must specify -m dst_mac"))})]
          op_id: Op_DAmp
        )
      ]
      op_id: Op_DAmp
    )
    (Assignment
      keyword: Assign_None
      pairs: [(assign_pair lhs:(LhsName name:DELAY) op:Equal rhs:{(DQ (0))} spids:[151])]
      spids: [151]
    )
    (Assignment
      keyword: Assign_None
      pairs: [(assign_pair lhs:(LhsName name:COUNT) op:Equal rhs:{(DQ (100000))} spids:[159])]
      spids: [159]
    )
    (Assignment
      keyword: Assign_None
      pairs: [(assign_pair lhs:(LhsName name:UDP_MIN) op:Equal rhs:{(9)} spids:[171])]
      spids: [171]
    )
    (Assignment
      keyword: Assign_None
      pairs: [(assign_pair lhs:(LhsName name:UDP_MAX) op:Equal rhs:{(109)} spids:[174])]
      spids: [174]
    )
    (C {(pg_ctrl)} {(DQ (reset))})
    (Assignment
      keyword: Assign_None
      pairs: [(assign_pair lhs:(LhsName name:thread) op:Equal rhs:{(0)} spids:[194])]
      spids: [194]
    )
    (C {(pg_thread)} {($ VSub_Name "$thread")} {(DQ (rem_device_all))})
    (C {(pg_thread)} {($ VSub_Name "$thread")} {(DQ (add_device))} {($ VSub_Name "$DEV")})
    (C {(pg_set)} {($ VSub_Name "$DEV")} {(DQ ("count ") ($ VSub_Name "$COUNT"))})
    (C {(pg_set)} {($ VSub_Name "$DEV")} {(DQ ("clone_skb ") ($ VSub_Name "$CLONE_SKB"))})
    (C {(pg_set)} {($ VSub_Name "$DEV")} {(DQ ("pkt_size ") ($ VSub_Name "$PKT_SIZE"))})
    (C {(pg_set)} {($ VSub_Name "$DEV")} {(DQ ("delay ") ($ VSub_Name "$DELAY"))})
    (C {(pg_set)} {($ VSub_Name "$DEV")} {(DQ ("flag NO_TIMESTAMP"))})
    (C {(pg_set)} {($ VSub_Name "$DEV")} {(DQ ("dst_mac ") ($ VSub_Name "$DST_MAC"))})
    (C {(pg_set)} {($ VSub_Name "$DEV")} {(DQ (dst) ($ VSub_Name "$IP6") (" ") ($ VSub_Name "$DEST_IP"))})
    (C {(pg_set)} {($ VSub_Name "$DEV")} {(DQ ("flag UDPSRC_RND"))})
    (C {(pg_set)} {($ VSub_Name "$DEV")} {(DQ ("udp_src_min ") ($ VSub_Name "$UDP_MIN"))})
    (C {(pg_set)} {($ VSub_Name "$DEV")} {(DQ ("udp_src_max ") ($ VSub_Name "$UDP_MAX"))})
    (SimpleCommand
      words: [{(echo)} {(DQ ("Running... ctrl^C to stop"))}]
      redirects: [(Redir op_id:Redir_GreatAnd fd:-1 arg_word:{(2)} spids:[346])]
    )
    (C {(pg_ctrl)} {(DQ (start))})
    (SimpleCommand
      words: [{(echo)} {(DQ (Done))}]
      redirects: [(Redir op_id:Redir_GreatAnd fd:-1 arg_word:{(2)} spids:[361])]
    )
    (C {(echo)} {(DQ ("Result device: ") ($ VSub_Name "$DEV"))})
    (C {(cat)} {(/proc/net/pktgen/) ($ VSub_Name "$DEV")})
  ]
)