[asterisk-bugs] [JIRA] (DAHLIN-302) "Failed to apply echo can changes on channel 243 00107001!" in /var/log/syslog.

[Alec Davis (JIRA)]

    [ https://issues.asterisk.org/jira/browse/DAHLIN-302?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=203639#comment-203639 ] 

Alec Davis commented on DAHLIN-302:
-----------------------------------

This patch also needs to be applied to the 2.6 branch.
                
> "Failed to apply echo can changes on channel 243 00107001!" in /var/log/syslog.
> -------------------------------------------------------------------------------
>
>                 Key: DAHLIN-302
>                 URL: https://issues.asterisk.org/jira/browse/DAHLIN-302
>             Project: DAHDI-Linux
>          Issue Type: Bug
>      Security Level: None
>          Components: wct4xxp
>    Affects Versions: 2.6.1
>            Reporter: ibercom
>            Assignee: Russ Meyerriecks
>         Attachments: 0001-wct4xxp-EC-channel-calculation-in-TONEDETECT-assumes.patch
>
>
> I have the card:
>  pci: 0000:12:02.0 wct4xxp + D161: 0410 Wildcard TE410P (4th Gen)
> running with Asterisk 1.8.17.0-rc1. Everything fine until I updated the version of DAHDI drivers:
>  DAHDI Version: 2.6.1 Echo Canceller: HWEC
> The earlier version (2.4.0) hadn't errors. Now, with the same configuration and all the same, I have the following errors in /var/log/syslog:
> Oct  1 14:24:34 asterisk kernel: [4506977.218546] Failed to apply echo can chan
> ges on channel 243 00107001!
> Oct  1 14:24:34 asterisk kernel: [4506977.218549] Failed to apply dtmf mute cha
> nges on channel 243!
> Oct  1 14:24:34 asterisk kernel: [4506977.218552] Failed to apply echo can chan
> ges on channel 241 00107001!
> Oct  1 14:24:34 asterisk kernel: [4506977.218555] Failed to apply dtmf mute cha
> nges on channel 241!
> Oct  1 14:27:56 asterisk kernel: [4507179.695537] Failed to apply echo can chan
> ges on channel 251 00107001!
> Oct  1 14:27:56 asterisk kernel: [4507179.695540] Failed to apply dtmf mute cha
> nges on channel 251!
> Oct  1 14:34:36 asterisk kernel: [4507579.707541] Failed to apply echo can chan
> ges on channel 249 00107001!
> Oct  1 14:34:36 asterisk kernel: [4507579.707544] Failed to apply dtmf mute cha
> nges on channel 249!
> The system only have 128 channels, why 243, 241, 251 or 249 ?
> Errors sometimes occur in twos and sometimes in fours.
> I think it happens when 'Native bridging DAHDI' channels.

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