class "match_vlan_17_port_13_ip_192_168_10_38_ip"{
    match if ((binary-to-ascii(10, 16, "",  substring(option agent.circuit-id, 0, 2)) = "17") and (binary-to-ascii(10, 8, "", suffix( option agent.circuit-id, 1)) = "13") and (binary-to-ascii(10, 8, ".", packet(24, 4)) = "192.168.10.38"));
  }

  pool{
    range 192.168.23.64;
    allow members of "match_vlan_17_port_13_ip_192_168_10_38_ip";
  }
host host1004_ip {
  hardware ethernet D4:CA:6D:BC:C0:6B;
  fixed-address 192.168.26.89;
 }