Internet Control Message Protocol
For information about Internet Control Message Protocol (ICMP) headers, see the following table.
For the ICMP specification, see RFC792 available at http://www.rfc-editor.org.
bits 0–7 | bits 8–15 | bits 16–23 | bits 24 - 31 |
---|---|---|---|
Type (8 bits) |
Code (8 bits) |
Checksum (16 bits) |
|
(data . . . ) |