Differing Characteristics :-
Show the formation of a T1 frame and an E1 frame used in telephone networks
This question actually is unanswerable. A DS3 or T3 has 28 DS1 or T1's. A E3 has 16 E1's There is no comparison between the two. A DS3 moves data at 45Mbps an E3 is 34 Mbps. they can not directly connect together. This includes their subrates. An E1 can not connect directly to a T1 without a converter.
In North American a T1 line carries signals at 1.544 Mbps (24 channels at 64Kbps). E1 is the European format for digital transmission. E1 carries signals at 2 Mbps (32 channels at 64Kbps, with 2 channels reserved for signaling and controlling). T1 and E1 lines may be interconnected for international use.
Equivalent of T1 in European telecom PDH is E1. which has 32 channels and aggregate rate of 2.048Mbps. - Neeraj Sharma
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The E1 has a greater line capacity. E1 is the European standard and runs at 2.084 Mbps. The American T-1 standard runs at a capacity of 1.544 Mbps.
There is no direct mapping of E1 to DS3. The only way to connect the two is using an MPLS network. A DS3 is 45Mbps. An E1 is 2Mbps. The bandwidth of 22.5 E1's can traverse a DS3. In order to directly connect an E1 as would a T1 to a DS3 you would need an E3 An E3 is 34 Mbps and 16 E1's could connect to it.
T1 Voice is a hardware designed for telecommunication trucking via a single transmission channel from a switch centre to a node, just like it would in a telephone.
There is no direct mapping of E1 to DS3. The only way to connect the two is using an MPLS network. A DS3 is 45Mbps. An E1 is 2Mbps. The bandwidth of 22.5 E1's can traverse a DS3. In order to directly connect an E1 as would a T1 to a DS3 you would need an E3 An E3 is 34 Mbps and 16 E1's could connect to it.
The CalDigit Thunderbolt™ T1 and T2 primarily differ in that the T1 is a single-drive solution whereas the T2 is a dual-drive solution. See related links for more information.
T1 and other high-speed dedicated data connections are available from many wholesale telecommunication providers. Contact your preferred communications provider, or corporations like Windstream.
One of the biggest differences between T1 and cable is price. T1 is a lot more reliable and used mostly by business due to it's price. Cable is a bit more unreliable due to the bandwidth being shared by multiple users living in the area.