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I
NDEX
A
About Dual Channelized T1 (386) Alarm Levels A-4
About T1/PRI Alarm Levels A-4
Accessing the User Interface 1-1
Allowing for ALERTING message in response to SETUP
request 2-9
Allowing ISDN-GWC termination 2-14
Allowing modem analog calls 2-10
Assigning timing source priority 2-15
C
Certification B-1
Changing individual DS0 service states 3-4
Changing span line service state 3-4
Checking chassis slot device configurations 4-3
Checking DS0/modem channel status 4-4
Checking power-up self test status 4-2
Checking span line 1 and 2’s alarm/event status 4-6
Checking span line 1 and 2’s DS0 status 4-5
Checking the chassis’ ISDN gateway status 4-4
Checking the inbound call routing configuration
status 2-11
Checking the T1/PRI’s overall status 4-3
Companding Code Configuration 2-17
Configuring chassis slot devices 2-15
Configuring for the Telco’s switch type 2-4
Configuring Inbound Call Routing 2-10
Configuring inbound call routing 2-11
Configuring Software Fault Event Logging 2-17
Configuring span level call-type blocking 2-6
Configuring span level cause codes 2-6
Configuring Span Lines 1 and 2 2-1
Configuring the Card 2-14
Configuring the DS0 level call-type blocking 2-7
Configuring the DS0 level service state 2-8
Configuring the modem routing method 2-16
Configuring the Short Haul NIC line length 2-8
Configuring the span line’s framing mode 2-2
Configuring the span line’s idle bit pattern 2-4
Configuring the span line’s interface ID 2-6
Configuring the span line’s jitter attenuation 2-3
Configuring the span line’s line coding 2-2
Configuring the span line’s signaling channel 2-6
Configuring the span line’s transmit line build
out 2-3
Configuring the UI console password 2-16
Connect/disconnect B-channel on span lines 1 and
23-4
Contacting 3Com ii
Conventions ii
Correcting Alarm/Error Conditions A-5
Current Draw B-1
D
Disabling red ALARM LEDs 3-4
Disconnecting calls on specific span line
B-channels 3-3
Dual T1/PRI Commands 3-1
Dual T1/PRI Status Displays 4-1
E
Enabling automatic DS0 state change 2-16
Enter/Exit span-to-span pass-thru loopback
mode 3-2
Entering and exiting locally initiated loopbacks on the
span lines 3-3
Environment B-2
F
FCC Part 15 Compliance Statement B-1
Finding Specific Information in This Reference i
Forcing receiver reframe on the span lines 3-3
Forcing the NAC to master the TDM bus 3-3
L
Logging Out of the UI Console 3-5
M
Mapping chassis modem channels to reserved
pools 2-13