IP option 17, Extended Internet Protocol

Protocol suite:	TCP/IP.
Protocol type:	Connectionless network layer protocol.
Option length:	Variable length.
Host implementation:
Router implementation:
Links:	IANA: IP option numbers.

MAC header

IP header

IP option 17

Data :::

IP Option:

Type. 8 bits. Set to 145.

00	01	02	03	04	05	06	07
C	Class		Option

C, Copy flag. 1 bit. Set to 1.
Indicates the option is to be copied into all fragments.

Class. 2 bits. Cleared to 0.
This is a control option.

Option. 5 bits. Set to 17.
The IP option number.

Glossary:

RFCs:

[RFC 1385] EIP: The Extended Internet Protocol A Framework for Maintaining Backward Compatibility.

Defines IP option 17.

Publications:

Obsolete RFCs: