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Q. Illustrate the Drawbacks of stop and wait?
Drawbacks of stop and wait
- Only one frame is able to be in transit at a time
- After every frame sent the host must wait for an ACK
- Inefficient use of bandwidth
- To enhance efficiency multiple frames is able to be sent before receiving acknowledgement
ICMP is used to send error and control messages. Ping uses ICMP to carry the echo-request and echo-reply.
Address Resolution Protocol resolves the MAC address if the IP address is known. It is a layer 3 protocol.
Multicast An identifier for a set of interfaces (typically belonging to dissimilar nodes). A packet sent to a multicast address is delivered to all interfaces identified by tha
Q. Presentation layer of osi reference model? - The presentation layer makes sure that the information that the application layer of one system sends out is readable by the app
Enumerate the various internetworking facility 1.) Give a link among networks. At minimum, a physical and link control connection is required. (2) Provide for the routing
Explain Peer-to-Peer Networking Model. A networking model where every workstation has equivalent capabilities and responsibilities is called as peer-to-peer model. There is no
The Data link layer performs the following: Responsible for physically passing data from single node to another. Translates messages from the upper layers into data frames and adds
In this part, we shall talk about about message passing libraries. In history, various message passing libraries have been available since the 1980s. These executions differed subs
what is a WAN
(i) Suppose N stations are connected to an extended Ethernet LAN, as shown below shown in Figure operating at the rate of 10 Mbps. Assume that the efficiency of each Ethernet is 8
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