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Q. Explain Multipurpose Internet Mail Extensions?
- The Multipurpose Internet Mail Extensions is an extension of SMTP that allows the transfer of multimedia and other non-ASCII messages
Mail Transfer Agent (MTA)
- Handles mail transfer across the Internet
- SMTP commands and responses are used to transfer messages between an MTA client and MTA server
- Occurs in three phases: message transfer, connection establishment and connection termination
Describe DHCP concept
Q. Define transport layer of osi model? - The transport layer regulates information flow to makes sure end-to-end connectivity between host applications reliably and accurately
Ethernet Frame Format Consists of seven fields There is No mechanism for acknowledging received frames considered an unreliable medium
Round Trip Time (RTT) and Time Out The size and the complexity of computer networks have grown in past years. To achieve an efficient and reliable transmission some
What are routers? Routers work to connect two or more network segments. These are the most intelligent network devices that store information in its routing table like paths, h
UDP sends packets 'blind' down the network, and relies on upper-layer protocols to form connections and identify errors. TCP is a connection-oriented protocol that can give reliabl
Consider the site-to-site VPN scenario shown in Figure 2. Let's deploy the AH protocol on the two VPN routers so that no desktop on the two sites need to do any AH operations. Assu
Facts about Fiber Optic Cables 1. Outer insulating jacket is made of Teflon or PVC. 2. Kevler fiber helps to strengthen the cable and prevent breakage. 3. A plas
use
Q. Show the steps used at sender end by check sum? The sender follows these steps: The data unit is divided into "k" sections, each off "n" bits All sections ar
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