Единая система средств коммутационной техники. Термины и определения

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Switching technics resources uniform system.
Terms and definitions
1. 2. 2.1. 2.2. 2.3. 3. 4.

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19
3
3
14
24
25
1 1 Communication route 7
111 Digital exchange <13 Digital link 3 Digital network 5 Digital switching node :14 Integrated services digital network 6 Interface 19 Gate 1(6 Space division switching
Switching technics resources uniform system 2 ,1 Technics communication resource 4 User-network interface 20

1. 2. 3. 4. 5.