26-05-2012, 03:25 PM
MULTIMEDIA MESSAGING SERVICE
[attachment=23186]
Definition
A method to send voice, pictures, text, and video from phone/computer to phone/computer.
Multimedia Messaging Service commonly known as MMS.
Virtually all new phones have the capabity to send MMS messages. (For example all Nokia phones starting from the new 3000 model series).
Introduction
SMS
Short Message Service.
Allows GSM subscribers to send simple text messages of up to160 characters.
EMS
Enhanced Message Service.
Sound, pictures and animations.
EMS is a SMS with additional payload capabilities. special text formatting (such as bold or color), animations, pictures, icons, sound effects, and special ring tones.
Features of MMS
Exclusive allocation of computer and memory resources to a connection.
Flow control.
Segmentation of long messages.
Routing over different networks.
ACK of transmitted data.
Security
Authentication.
Access Protection.
Encoding of Messages.
Elements of MMS
MMS Client.
The application on the mobile that helps user to compose, send and receive MMS.
MMS Proxy-Relay.
MMS Client interacts with this element.
Provides access to MMS server.
May be combined with MMS server.
MMS Server.
Provides storage services for MMS messages.
May be combined with MMS Proxy-Relay.
[attachment=23186]
Definition
A method to send voice, pictures, text, and video from phone/computer to phone/computer.
Multimedia Messaging Service commonly known as MMS.
Virtually all new phones have the capabity to send MMS messages. (For example all Nokia phones starting from the new 3000 model series).
Introduction
SMS
Short Message Service.
Allows GSM subscribers to send simple text messages of up to160 characters.
EMS
Enhanced Message Service.
Sound, pictures and animations.
EMS is a SMS with additional payload capabilities. special text formatting (such as bold or color), animations, pictures, icons, sound effects, and special ring tones.
Features of MMS
Exclusive allocation of computer and memory resources to a connection.
Flow control.
Segmentation of long messages.
Routing over different networks.
ACK of transmitted data.
Security
Authentication.
Access Protection.
Encoding of Messages.
Elements of MMS
MMS Client.
The application on the mobile that helps user to compose, send and receive MMS.
MMS Proxy-Relay.
MMS Client interacts with this element.
Provides access to MMS server.
May be combined with MMS server.
MMS Server.
Provides storage services for MMS messages.
May be combined with MMS Proxy-Relay.