E1 » History » Version 1
Anonymous, 02/19/2016 10:47 PM
| 1 | 1 | E1 is definition of the physical interface used by the BTS, |
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| 2 | and also the default type of interfaces used for higher |
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| 3 | volume communications. |
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| 5 | It is defined in ITU G.703, has 32 Channels, and is also |
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| 6 | known as PMx or S2M Interface. |
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| 8 | The specification is available at ITU[http://www.itu.int/rec/T-REC-G.703/e] |
