Does the AP support layer-3 registration through the option 138 field carried by the DHCP server, and what is the format?
[AC-dhcp-pool-vlan100] option 138 hex 80070000 01 C0A80A64 #80: Option type, fixed to 80, 1 byte. #07: option length, indicating the length of the following content (the number of hexadecimal numbers, here means there are 7 hexadecimal numbers behind, 0B means there are 11 hexadecimal numbers behind), one byte. #0000: Server type, fixed as 0000 two bytes. #01: The number of subsequent IP addresses, one byte. # C0A80A64: The hexadecimal representation of the AC's IP address 192.168.10.100. |