1. Description

It is designed to cancel the digits dialed by the subscriber during tone dialing.

The block (Fig.1(1)) is used in space to build the Flow.  The settings panel for this component opens (Fig.1(2)) when you click on the block.

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Fig.1. Flush DTMF component

1.1. Flush DTMF block

The block consists of the following elements:

1. The name of the component;
2. in branch - receiving (connecting with the previous block) branch;
3. out branch - outgoing (connecting with the following block) branch.

1.2. Flush DTMF settings panel

It consists of the following elements:

1. Break;
2. Add limit.

1.2.1. Break

1.2.2. Add limit

Fig. 2. Setting a limit