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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 Single-mode fiber Single-mode fiber is competent of higher bandwidth and greater cable run distances than multi-mode fiber. For the reason that of these characterist
java program to implement framing techniques of datalink layer
three types of network criteria
What is Bit Stuffing? Bit stuffing is the process of adding one extra 0 whenever five consecutive is follow a 0 in the data, so that the receiver does not mistake the pattern 0
What are the disimialr tables in OSPF?
compare routing algorithms with non adaptive algorithms
DEFINITION: Latency = Delay. Because a store and forward switch reads the entire frame before forwarding, a larger frame takes longer than a shorter frame.
a) Manages protocol access to the physical network medium b) Permits multiple devices to uniquely signify one another on the data link layer
use of go back n protocal
DLCI stands for Data Link Connection Identifier. It identifies the local PVC.
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