In order for computers to communicate with one another, standard methods of information transfer and processing have been devised. These are referred to as "protocols" and some of the more common ones such as TCP, IP, UDP, POP, SMTP, HTTP, and FTP
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.
SMPT is responsible for transmitting email across Internet networks (IPs). This technology is used specifically for sending outgoing email. Clients typically use applications such as Internet Message Access Protocol (IMAP) or Post Office Protocol (POP) to access to their email box. For example, if you send an email it goes to a mail server using SMTP. The mail client will then deliver it to the user?s mailbox.
Yes. A host may receive the same copy of an IP datagram twice. It is upto the higher layer protocols to discard the duplicate copy of the datagram.
IP is used for
1. Transmitting data from higher-level protocols like TCP, UDP in IP datagrams, from one host to another host in the network.
2. Identifying individual hosts in a network using an IP address.
3. Routing datagrams through gateways and
4. Fragmenting and reassembling datagrams based on the MTU of the underlying network.
Webmaster 22nd of May 2012
Tell us what you feel about Mobile IP Interview Questions and Answers
All comments will be published after review. No login or registration is required to post a comment on Mobile IP Interview Questions and Answers We offer and invite you to submit your valuable comment now; Please be respectful of others when commenting. Insulting others, self-promotional comments, website promotional comments, marketing stuff, SEO Techniques, SMS-style content and off-topic comments will not be approved at this information portal.
So start sharing your thoughts regarding Mobile IP Interview Questions and Answers
Thank you.