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Please visit:

http://www.pbxtech.info/lounge/1100-whats_diff_between_t1_ds1.html

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Posted by sagitraz

T1 is a high speed digital network (1.544 mbps) developed by AT&T in 1957 and implemented in the early 1960's to support long-haul pulse-code modulation (PCM) voice transmission.

DS-1 classified as High Capacity Special Access Services that provide dedicated, high-speed, point-to-point facilities capable of transmitting multiple streams of information.

For More info visit:

http://www.dcbnet.com/notes/9611t1.html

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Posted by sagitraz

Digital Signaling 1 is the data stream of 1.544 mbps and in any organization we use T1 of data rate 1.544 mbps

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Posted by HamidAliKhan

DS1 is basically a data stream of 1.54Mbps & for organization point of view we used T1.

For explanation visit the following link

http://www.pbxtech.info/lounge/1100-whats_diff_between_t1_ds1.html

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Posted by Hash007