電訊茶室» VoIP 研究室 » Asterisk » DTMF for different devices

返回列表發帖

Rank: 1

1^# 跳轉到 » 正序看帖

字體大小: tT

發表於 2011-10-16 17:14 | 只看該作者

DTMF for different devices

I have made some trials recently and found some clients can do proper DTMF but some do not

Rank: 1

5^#

發表於 2011-10-17 17:50 | 只看該作者

本帖最後由 bubblestar 於 2011-10-17 17:51 編輯

In both telephone card and ATA, we can set "relaxdtmf=yes" or "strict dtmf = no" to ease this phenomenon.

Rank: 1

4^#

發表於 2011-10-16 23:04 | 只看該作者

I can tell from time to time different devices behave differently. I am trying yo make these devices DTMF work with my asterisk. Some times, too fast the input can also be a problem

Rank: 1

3^#

發表於 2011-10-16 19:39 | 只看該作者

回復 2# 角色

I have iphone, nokia and handset. Different settings in asterisk can have different results

Rank: 2

2^#

發表於 2011-10-16 18:29 | 只看該作者

If we have the spectrum analysis then I can tell you whether your DTMF dialler is complied with the ITU regulation or not.

YH