Table of Contents
Advertisement
Contents
17.9
Clocking (synchronous only) ........................................................................... 17-9
17.10
Multidrop data bridge .................................................................................... 17-12
17.11
Super-rate configuration for DNIC or 2B1Q modules ................................... 17-13
17.12
Loss-of-synchronization debounce time (DNIC only) ................................... 17-14
18 -
RS-232 DCM
18.1
Understanding the RS-232 DCM .................................................................... 18-2
18.2
RS-232 DCM circuit operating parameters .................................................... 18-2
18.3
Device mode ................................................................................................... 18-3
18.4
Device gender ................................................................................................. 18-3
18.5
Full duplex ...................................................................................................... 18-4
18.6
RTS/CTS delay ............................................................................................... 18-4
18.7
Control signals ................................................................................................ 18-5
18.8
Data structure (asynchronous only) ................................................................ 18-6
18.9
Clocking (synchronous only) ........................................................................... 18-7
18.10
Multidrop data bridge ...................................................................................... 18-9
19 -
X.21 and V.35 DCMs
19.1
Understanding X.21 and V.35 DCMs .............................................................. 19-2
19.2
X.21 and V.35 circuit operating parameters ................................................... 19-2
19.3
Device mode ................................................................................................... 19-4
19.4
Device gender ................................................................................................. 19-4
19.5
Duplex method ................................................................................................ 19-5
19.6
RTS/CTS delay ............................................................................................... 19-6
19.7
Control signals ................................................................................................ 19-7
19.8
Data structure (asynchronous only) ................................................................ 19-8
19.9
Clocking (synchronous only) ........................................................................... 19-9
19.10
Multidrop data bridge .................................................................................... 19-12
19.11
Super-rate configuration for the X.21 and V.35 DCMs ................................. 19-13
20 -
Codirectional DCM
20.1
Understanding the Codirectional DCM ........................................................... 20-2
20.2
Codirectional DCM Module and circuit parameters ........................................ 20-2
20.3
Trunk conditioning .......................................................................................... 20-3
20.4
Alarm times ..................................................................................................... 20-3
20.5
8 kHz timing ................................................................................................... 20-4
20.6
All Ones alarm indication signal ...................................................................... 20-4
21 -
Transparent rate adaption
21.1
Rate adaption overview .................................................................................. 21-2
21.2
Transparent rate adaption overview ............................................................... 21-2
21.3
Transport bandwidth ....................................................................................... 21-3
21.4
Transport position ........................................................................................... 21-5
22 -
HCM rate adaption
22.1
Rate adaption overview .................................................................................. 22-2
22.2
HCM rate adaption overview .......................................................................... 22-2
xiv
2902 MainStreet Technical Practices
90-2906-01
18-1
19-1
20-1
21-1
22-1
May 2002
Advertisement
Table of Contents
