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3.2.1. Special Keys
Realize Secondary Dial by Dialing for only one time
When you make secondary dial in off-hook/handsfree mode, press
key to postpone
input. One hold(--) stands for 2 seconds. For example, you input 123--45, the phone will send
DTMF(45) 2 seconds after the phone call 123. 123------45 will make phone send DTMF(45) at
6 seconds interval.
3.2.2. Call pickup
Call pickup is implemented by simulating pickup function of PBX. it’s that, when A calls B, B rings but no
answer, at this moment, C can hook off and input an appointed prefix plus B’s number, pick up A’s call and
talk with A
The following chart shows how to configure an appointed prefix in dial peer to have call pick up function.
*1* means appointed prefix code. After making the above configuration, C can dial *1* plus the phone
number of B to pick up A’s call. User can set prefix in random, in the case of no affecting current dialing
rules.
3.2.3. Join call
When B is calling C, A can join in the existing call by inputting an appointed prefix numbers plus B or C
number, if B or C also supports join call
The following chart shows how to configure an appointed prefix in dialpeer to have join call function.
*2* means appointed prefix code. After making the above configuration, A can dial *2* plus B or C number
to join B and C’s call. User can set prefix in random, in the case of no affecting current dialing rules.
3.2.4. redial/unredial
If B is in busy line when A calls B, A will get notice: busy, please hang up. If A wants to connect B as soon
as B is in idle, he can use redial function at the moment and he can dials an appointed prefix number plus B’s
number to realize redial function.
What is redial function? A can’t not build a call with B when B is in busy, then A will subscribe B’s calling
mode at 60 second intervals. Once B is available, A will get reminder of rings to hook off, while A hooks off,
A will call B automatically. If at this time A is occupied temporarily and unwilling to contact B, A also can
cancel the redial function by dialing an appointed prefix plus B’s number before making the redial function.
*3* is appointed prefix code. After making the above configuration, A can dial
*3* plus B’s phone number to make the redial function.
*4* is appointed prefix code. After configuration, A can dial *4* to cancel redial function.
User can set prefix in random, in the case of no affecting current dialing rules.