[asterisk-bugs] [Asterisk 0018387]: Can't receive dtmf when using Read cmd and not answer

[Asterisk Bug Tracker]

The following issue has been SUBMITTED. 
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https://issues.asterisk.org/view.php?id=18387 
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Reported By:                JohnnyLu
Assigned To:                
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Project:                    Asterisk
Issue ID:                   18387
Category:                   Channels/chan_sip/General
Reproducibility:            have not tried
Severity:                   major
Priority:                   normal
Status:                     new
Asterisk Version:           1.8.1-rc1 
JIRA:                        
Regression:                 No 
Reviewboard Link:            
SVN Branch (only for SVN checkouts, not tarball releases): N/A 
SVN Revision (number only!):  
Request Review:              
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Date Submitted:             2010-11-26 23:20 CST
Last Modified:              2010-11-26 23:20 CST
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Summary:                    Can't receive dtmf when using Read cmd and not
answer
Description: 
I use Read command to read dtmf like:

Read(digito,input,20,n,3,30)

It's works good in asterisk 1.6.2.7, but it's not work when I update to
asterisk 1.8.1-rc1

when I change to Read(digito,input,20,i,3,30) it's works ok, but I  want't
answer the line.

My Exten:
exten =>_X.,1,Ringing()
exten =>_X.,2,Progress()
exten =>_X.,3,Playback(welcome)
exten =>_X.,4,Read(digito,input,20,n,3,30)

and i revice the sip info:

<------------->
--- (12 headers 2 lines) ---

<--- SIP read from UDP:192.168.1.101:5060 --->
INFO sip:511 at 192.168.1.102 SIP/2.0
Via: SIP/2.0/UDP 192.168.1.101:5060;branch=z9hG4bK1055cc8709f8e9af
From: <sip:135 at 192.168.1.101>;tag=5d478c2528f28482
To: <sip:511 at 192.168.1.102>
User-Agent: Asterisk
CSeq: 3 INFO
Call-ID: 6eb1064116403e8852ec1d3c00080e9b at 192.168.1.101
Contact: <sip:135 at 192.168.1.101:5060>
Max-Forwards: 70
Allow: INVITE, ACK, CANCEL, BYE, OPTIONS, INFO, UPDATE, PRACK
Content-Type: application/dtmf-relay
Content-Length: 22

Signal=8
Duration=0
<------------->
--- (12 headers 2 lines) ---

<--- SIP read from UDP:192.168.1.101:5060 --->
INFO sip:511 at 192.168.1.102 SIP/2.0
Via: SIP/2.0/UDP 192.168.1.101:5060;branch=z9hG4bK2ed64d862aa64792
From: <sip:135 at 192.168.1.101>;tag=5d478c2528f28482
To: <sip:511 at 192.168.1.102>
User-Agent: Asterisk
CSeq: 4 INFO
Call-ID: 6eb1064116403e8852ec1d3c00080e9b at 192.168.1.101
Contact: <sip:135 at 192.168.1.102:5060>
Max-Forwards: 70
Allow: INVITE, ACK, CANCEL, BYE, OPTIONS, INFO, UPDATE, PRACK
Content-Type: application/dtmf-relay
Content-Length: 22

Signal=8
Duration=0
<------------->







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Issue History 
Date Modified    Username       Field                    Change               
====================================================================== 
2010-11-26 23:20 JohnnyLu       New Issue                                    
2010-11-26 23:20 JohnnyLu       Asterisk Version          => 1.8.1-rc1       
2010-11-26 23:20 JohnnyLu       Regression                => No              
2010-11-26 23:20 JohnnyLu       SVN Branch (only for SVN checkouts, not tarball
releases) => N/A             
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