Explain How a datagram becomes an undeliverable datagram?

Submitted by: Administrator
A datagram may become undeliverable, if

1. The destination host is down.
2. The route for the destination host is not found.
3. A network in the route to the destination host is down.
4. The Time To Live (TTL) value of the datagram becomes zero.
Submitted by: Administrator

Read Online Mobile IP Job Interview Questions And Answers