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Connecting the Control Unit to the Network Interface
Table 4-5. SW4 Default Settings
Position
Status Effect
1
down
not used
2
down
not used
3
down
not used
4
down
not used
5
down
not used
6
down
not used
7
up disable auto dial modem
8
down
TABS protocol enabled
Table 4-6. SW5 Default Settings
Position
1
2
3
4
5
6
7
8
Status
down
down
down
up
Effect
DTE is D4 framed.
Network is AMI.
DTE is AMI.
generate CRC-6 to DTE
up
generate CRC-6 to network
.
up
up
up
Part 68 Density enforcement
does not poll far-end CSU
for alarms
not used
4-20
Installing the Channel Service Unit