49
Chapter 4 - Installation
Channel
8
Route and connect your channel devices to the MultiMux back panel
CHANNEL 1 - CHANNEL 4 on a MultiMux MMH904 or CHANNEL 1
- CHANNEL 8 on aMultiMux MMH908 connectors using RS232
cables. Do this at both of your sites, so that channel 1 at one site
communicates with channel 1 at the other site, and so on.
Note: Any cables connected to the computer should be shielded to
reduce interference.
Follow channel device guidelines regarding RS232 cable lengths
and make sure that the pin assignment in Appendix C of this manual
are followed.
I
O
COMPOSITE LINK
RS232C/V.35
EXTERNAL
INTERNAL
DIAL UP LEASED DIGITAL
MODEM DSU
COMMAND
MODEM
DIAL-UP
COMMAND PORT
CHANNEL 8
CHANNEL 4
CHANNEL 7
CHANNEL 3
CHANNEL 6
CHANNEL 2
CHANNEL 5
CHANNEL 1
Channels
Figure 4-5. Channel Cabling
9
Execute the parameter display command to display the current
channel parameter status for your local MultiMux by entering the
following:
ATL (press Return)
The following will be displayed on your supervisory console for a
MultiMux MMH904:
Local Channel Parameter
STP
FLOW
ENQ/
PASS
PASS
CHN SPD
WORD
BIT
PARITY
CONTROL
ACK
ECHO PACE
EIA
XON
01
19200 8
1
NONE
XON/XOFF
OFF
OFF
OFF
OFF
OFF
02
19200 8
1
NONE
XON/XOFF
OFF
OFF
OFF
OFF
OFF
03
19200 8
1
NONE
XON/XOFF
OFF
OFF
OFF
OFF
OFF
04
19200 8
1
NONE
XON/XOFF
OFF
OFF
OFF
OFF
OFF
10 Based on the listed conditions for each channel, reconfigure the
parameters to match your actual channel requirements by entering
commands as described in Chapter 4.
As you change operational parameters, they will not actually be
incorporated into your running system until you execute a Store New
Parameters (&W).
Summary of Contents for MMH900
Page 1: ...MMH900 Series Statistical Multiplexer User Guide...
Page 7: ...Chapter 1 Introduction Description...
Page 26: ...Chapter 2 Configuration...
Page 33: ...Chapter 3 Front Rear Panel Descriptions...
Page 44: ...Chapter 4 Installation...
Page 51: ...Chapter 5 Commands...
Page 89: ...Chapter 6 Operating Procedures...
Page 96: ...Chapter 7 Troubleshooting...
Page 111: ...Chapter 8 Service Warranty Technical Support...
Page 116: ...Appendices...
Page 184: ...Glossary...
Page 193: ...Glossary 193 X Y Z...
Page 200: ...S000315A...