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Question:
(a) Short Message Service (SMS) is a service available on most mobile phones that allows the sending of short messages between mobile phones, other handheld devices and even landline telephones.
Briefly describe why an SMS is limited to 160 characters.
(b) Multimedia Messaging Service (MMS) is a standard for a telephony messaging systems that allow sending messages that includes multimedia objects (images, video, audio, rich text) and not just text messages as in Short message service.
Briefly explain the two modes of delivery in MMS.
(c) Prepare the basic steps that should be taken to secure a WiFi network.
What is ICMP? ICMP is Internet Control Message Protocol. It gives messaging and communication for protocols within the TCP/IP stacks. This is also the protocol that manages err
The LAN switch copies the whole frame into its onboard buffers and then looks up the destination address in its forwarding, or switching, table and verifies the outgoing interface
Process to send data is called as encapsulation and process to receive data is called De-encapsulation.
LAN HARDWARE AND PACKET FILTERING: The diagram below explain the LAN hardware LAN INTERFACE: LAN interface operates all details of frame reception and transmis
Message passing is probably the most extensively used parallel programming paradigm today. It is the mainly natural, portable and efficient approach for distributed memory systems.
modern technology in world of 21 century
Consider an RTP session consisting of five users, all of which are sending and receiving RTP packets into the same multicast address. Each user sends video at 200kbps. a) What
On a lan where are ip datagram transported?
Can you define what is interior and exterior routing protocols?
The hotel has a class C public address space. The network number is 203.220.72.0/24. The hotel provides a number of eatery, office, accommodation and conference like services. This
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