| BOOTP/DHCP option 23, Default IP Time-to-live |
Description:
| Length: | 3 bytes total. |
|---|
This option specifies the default time-to-live that the client should use on outgoing datagrams.
| MAC header | IP header | UDP header | BOOTP header | BOOTP/DHCP option | Data ::: |
| MAC header | IP header | UDP header | DHCP header | BOOTP/DHCP option | Data ::: |
BOOTP/DHCP option 23:
| 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Code | Length | Value | |||||||||||||||||||||
Code.
8 bits.
Always set to 23.
Option code.
Length.
8 bits.
Always set to 1.
Size of the option data in bytes.
Value.
8 bits.
1 to 255.
Outbound IP TTL.
RFCs:
[RFC 2132] DHCP Options and BOOTP Vendor Extensions.
Obsolete RFCs:
[RFC 1533] DHCP Options and BOOTP Vendor Extensions.