Secretary service not working on U1981

U1981 version V200R003C30SPC500

Customer have pots phone and try to activate the secretary service on it  he did the configuration but after step 3 (hook transfer) the call disconnect.

customer follow the feature usage but in step 3 when he press hookflash the call disconnect. 

1. User C calls manager A. Secretary B's phone rings.
2. Secretary B picks up the phone and talks with user C.
3. Secretary B presses the hookflash button and enters manager A's number.

   User C hears the waiting music.

   If secretary B presses the hookflash button during the connection with manager A, the connection with manager A is released and the conversation with customer C resumes.

4. Manager A picks up the phone and talks with secretary B.
5. If manager A agrees to answer the call from user C, secretary B hangs up. Manager A talks with user C.

   If manager A does not want to answer the call from user C, manager A hangs up. Secretary B does not perform any operation in 5s after hearing the busy tone. The system resumes the conversation of secretary B with user C automatically.

1. Check the customer did the correct configuration 

Try to modify the subscriber it reply with a message the service you want to add has existed the input is same as before no change. 

This indicats that the configuration is correct.

2. Check if the feature is successfully activated. 

Checked the call logs for the U1981 and found from the logs the feature activated successfully 

3. Confirm where is the hookflash button in the analog phone and found the customer use the correct button 

4. Check the logs when the customer press the hook flash button we found the error call times out without dialing

5. Check if the feature have conflict with other features and disable it but still issue exist

6. Get the run logs after checking it found : the flash or hookflash button on your phone reported ONHOOK info to U19 and it means relase call in U19