TCP/IP: Difference between revisions
→Fragmentation
Line 109:
* Only Data in a datagram is fragmented. Header is never fragmented.
* Options are in a TLV format which can be max 40 Bytes in length.
[Type][Length][Value]
* Type field is 1 Byte & Length field is also 1 byte in length.
* Options field may or may not be copied into each fragment.
* Copy Options filed into a Fragment is based on the first bit of Type field.
1st bit = 0 ==> Copy options in 1st fragment only
1st bit = 1 ==> Copy options in all fragments
* Fragmented Packet Analysis:
| |||