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Trouble Summary:
If you have all calls DIL to a virtual and answer the first call the second call will not display the caller ID.

Trouble Symptom:
Default a system with 1.11a or 1.10 system software. Program 14-02-10 for all trunks and 22-09-02 for class 1 and 15. Program a apperance of virtual 201 on extension 101 and make it ring. DIL all lines to virtual 201.
Make the first inbound call and notice that caller ID is displayed. Answer that call an dthen make another inbound call. Notice that the CID is not displayed for the second inbound call.

Modification Treatment:
• CPU software 1.50 and higher will resolve this issue.