[M.410] Recommendation M.410 (11/88) - Numbering of digital blocks in transmission systems
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| | Table of Contents | ITU-T Rec. M.410 - NUMBERING OF DIGITAL BLOCKS IN TRANSMISSION SYSTEMS
NOTES
NUMBERING OF DIGITAL BLOCKS IN TRANSMISSION SYSTEMS
1 General
2 Primary multiplex equipment
2.1 Primary PCM multiplex equipment operating at 2048 kbit/s (Recommendation G.732)
2.2 Primary PCM multiplex equipment operating at 1544 kbit/s (Recommendation G.733)
2.3 Synchronous digital multiplex equipment operating at 2048 kbit/s (Recommendation G.736)
2.4 Synchronous digital multiplex equipment operating at 1544 kbit/s (Recommendation G.734)
2.5 Primary PCM multiplex equipment at 2048 kbit/s and offering synchronous 64 kbit/s digital access options (
3 Second order PCM multiplex equipments
3.1 Second order PCM multiplex equipment operating at 8448 kbit/s (Recommendation G.744)
3.2 Second order digital multiplex equipment operating at 8448 kbit/s (Recommendations G.742 and G.745)
3.3 Second order digital multiplex equipment operating at 6312 kbit/s (Recommendation G.743)
4 Higher order multiplex equipment
4.1 Digital multiplex equipments operating at the third order bit rate o 34 368 kbit/s (Recommendation G.751 and G.753)
4.2 Digital multiplex equipments operating at the fourth order bit rate of 139 264 kbit/s (Recommendations G.751 and G.754)
4.3 Digital multiplex equipment based on a second order bit rate of 6312 kbit/s (Recommendation G.752)
5 Digital line system at 564 992 kbit/s on coaxial pairs
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