Caller ID issues w/ TN429D

[Midstream]

Customer states they're only receiving CLID 1 time out of every 100 calls or so. This must be a timing issue with accepting CLID from the carrier. I'm not sure where to make a change that would assist in acceptable timing.

Here's my Trunk Group:
display trunk-group 1 Page 1 of 11
TRUNK GROUP

Group Number: 1 Group Type: co CDR Reports: y
Group Name: ROGER CONST COR: 95 TN: 1 TAC: 899
Direction: two-way Outgoing Display? n
Dial Access? y Busy Threshold: 99 Night Service: 105
Queue Length: 0 Country: 1 Incoming Destination: 110
Comm Type: voice Auth Code? n Digit Absorption List:
Prefix-1? y Trunk Flash? n Toll Restricted? y

TRUNK PARAMETERS
Trunk Type: loop-start
Outgoing Dial Type: tone Cut-Through? n
Trunk Termination: rc Disconnect Timing(msec): 500

Auto Guard? n Call Still Held? n Sig Bit Inversion: none
Analog Loss Group: 6 Digital Loss Group: 11
Trunk Gain: high

Disconnect Supervision - In? y Out? n Cyclical Hunt? y
Answer Supervision Timeout: 10 Receive Answer Supervision? n
TRUNK FEATURES
ACA Assignment? n Measured: none
Maintenance Tests? y
Data Restriction? n

Abandoned Call Search? n
Suppress # Outpulsing? n

Charge Conversion: 1
Decimal Point: none Replace Restricted Numbers? n
Currency Symbol: Replace Unavailable Numbers? n
Charge Type: units Receive Analog Incoming Call ID: Bellcore
Per Call CPN Blocking Code:
Per Call CPN Unblocking Code:

Outgoing ANI: 7634987844 Ds1 Echo Cancellation? n

ADMINISTRABLE TIMERS
Send Incoming/Outgoing Disconnect Timers to TN465 Ports? n
Incoming Disconnect(msec): 500 Outgoing Disconnect(msec): 500
Outgoing Dial Guard(msec): 1600
Incoming Glare Guard(msec): 1500 Outgoing Glare Guard(msec): 1500


Ringing Monitor(msec): 5200 Incoming Seizure(msec): 500
Outgoing End of Dial(sec): 10 Outgoing Seizure Response(sec): 5
Programmed Dial Pause(msec): 1500
Flash Length(msec): 540





END TO END SIGNALING
Tone(msec): 350 Pause(msec): 150

OUTPULSING INFORMATION
PPS: 10 Make(msec): 40 Break(msec): 60 PPM? n
ATMS THRESHOLDS
TTL Type: 105-w-rl Far End Test No:
TTL Vendor: TTL Contact:
Trunk Vendor: Trunk Contact:
Trunk Length:
MARGINAL UNACCEPTABLE
Min Max Min Max
1004 Hz Loss: -2 21 -2 21

-Dev +Dev -Dev +Dev
404 Hz Loss: 9 9 9 9
2804 Hz Loss: 9 9 9 9

Maximum C Message Noise: 55 55
Maximum C Notched Noise: 74 74
Minimum SRL-HI: 0 0
Minimum SRL-LO: 0 0
Minimum ERL: 0 0

Allow ATMS Busyout, Error Logging and Alarming? n
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TRUNK GROUP
Administered Members (min/max): 1/8
GROUP MEMBER ASSIGNMENTS Total Administered Members: 8

Port Code Sfx Name Night Mode Type Ans Delay
1: 01A0301 TN429 D
2: 01A0302 TN429 D
3: 01A0303 TN429 D
4: 01A0304 TN429 D
5: 01A0305 TN429 D
6: 01A0307 TN429 D
7: 01A0308 TN429 D
8: 01A0306 TN429 D
9:
10:
11: