It also determine
(time to live) if the datagram is too fragmented
and have been hopping around the
network for too long and should not be
allowed to survive.
TTL Time To Live -
It is a field in the IP header which indicates how long a packet should be allowed to survive before it is discarded.
TTL essentially determines the maximum number of
IP - Internet Protocol,
prepares a packet (datagram
of 536 bytes (4,288 bits) for transmission across the Internet with the
IP header encapsulated. The IP packet is then passed to the next layer where
further network information is encapsulated onto it.
itself is a connectionless protocol, it
does not create a session to send data, it is responsible only for addressing
and routing of packets between computers and does not guarantee delivery or
gives acknowledgement of packets sent or lost--which is the responsibility of
What is an IP
email domain address?
- Message Transfer
Agent is the exchange of mail using TCP/IP performed by MTA that defines how email messages are transmitted between
Email Daemon -
An email software program residing in a mail server that manages incoming and
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