When the call is code+number in history, in order to redial simply ,we can follow the following steps to set.

1. Configuration on the phone's web page.

Web: Setting->Preference->History Smart Dial:
Default is {[x*]+}.

Fill in the code you need to omit and you can use '|' to add multiple codes for convenience, such as {<code=>|...|...|[x*]+}.

Note: For specific rules, please refer to dial plan.

2. How to use on the phone's LCD page.

(1) When you have dialed code+number, press history and choose the number you want to dial, then press Option and choose Smart Dial.

(2) The phone will show that only number is dialed.

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