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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.
Packet Switching In the packet switching network type on specific path is used for data transfer. Instead the data is chopped up into small pieces called packed and s
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In case of any new event switch do broadcast, after that always do Unicast.
what is logical ring maintenance and how does it work>?
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Issues with Bridges Connecting Different LANs - Frame format - differences in frame structure, fields used (example Ethernet to Token Ring) - Payload size - size of data en
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