Computer Network

Picture. E-mail architecture

In the picture, if User X is you with email hav.ac.uk:

a. Explain how the e-mail you send (using your hav e-mail) can be reached and read by Bob?

Note: in explaining use the keywords UA, MTA client, MTA server, MAA client, MAA server, Spool, mail boxes, mail server

b. State the protocols and ports used for communicating on the e-mail architecture above?

UA UA MTA Client MAA Client LAN or WAN UA: user agent MTA: message transfer agent MAA: message access agent Bob User X LAN or WAN MTA Server MAA Server 3 Spool Boxes 5 MTA Internet MTA Server Client Mail server Mail server binus.ac.id gmail.com