Basics
Non-Persistent and Persistent Connections
HTTP can use both non-persistent connections and persistent connections. Non-persistent connections is the default mode for HTTP/1.0. Conversely, persistent connections…
July 21, 2021 · Rajil TLBasics
Basics
The World Wide Web: HTTP
In the 1980s the Internet was used by researchers, academics and university students to login to remote hosts,…
July 21, 2021 · Rajil TLBasics
Asynchronous Transfer Mode (ATM) Networks
Thus far, our focus has been on the Internet and its protocols. But many other existing packet-switching technologies…
July 21, 2021 · Rajil TLBasics
Internet Backbones, NAPs and ISPs
Our discussion of layering in the previous section has perhaps given the impression that the Internet is a…
July 21, 2021 · Rajil TLBasics
The Network Edge
In the previous sections we presented a high-level description of the Internet and networking protocols. We are now…
July 21, 2021 · Rajil TLBasics
Protocol Layers and Their Service Models
From our discussion thus far, it is apparent that the Internet is an extremely complicated system. We have seen that…
July 21, 2021 · Rajil TLBasics
Delay, Loss, and Throughput in Packet-Switched Networks
Delay, Loss, and Throughput in Packet-Switched Networks Earlier we have said that the internet can be viewed as…
July 21, 2021 · Rajil TLBasics
Softswitch & Application Servers
A softswitch is a centrally located device in a network which connects telephone calls from one phone line to…
July 21, 2021 · Rajil TLBasics
IP Multimedia Subsystem (IMS)
IP Multimedia Subsystem (IMS) is an architectural framework for offering multimedia and voice over IP services. IMS is…
July 21, 2021 · Rajil TLBasics
Session Border Controller (SBC)
VoIP growth is undeniable and many service providers are using IP networks to reduce operational costs of trunking…
July 21, 2021 · Rajil TL