InternetworksINTERNETworks has been giving net options for roughly 18 years, an eternity in Net time! There are nevertheless some loose ends to tie up. Initial, you may well have questioned how a single machine can be responsible for all of ‘s e-mail, and you would be entirely right to do so. In practice, DNS will generally return numerous addresses when a particular domain name is looked up, and the web browser merely chooses one of them at random.

If the URL consists of a domain name, the browser very first connects to a domain name server and retrieves the corresponding IP address for the web server. Bob’s browser has now established a connection to the web server running on , and is prepared to request the login page. For every single element necessary, the browser tends to make additional connections and HTTP requests to the server for each and every element. Even so, if you enter the corresponding IP address alternatively of the domain name, the browser will be capable to retrieve the desired net page.

Third, his browser sends a request over that connection making use of the Hypertext Transfer Protocol, or HTTP But wait!”, I hear you cry, won’t that connection reach the mail server that is running at ?”. RFC 896 Congestion Manage in IP/TCP Internetworks 1/6/84 that connected our net with the ARPANET was saturated and little valuable website traffic could get by means of, considering the fact that the gateway had more bandwidth to the ARPANET than to our net.

TLS is largely transparent to users, as the browser runs it automatically just under HTTP, exactly where it silently encrypts all the text just before it is sent on the network in between the server and the client (and vice-versa). The browser will not be … Continue reading >>>