[asterisk-r2] MF back cycle timed out!

[Moises Silva]

On Wed, Feb 8, 2012 at 8:31 AM, Agustina Berretta <
agustina.berretta at gmail.com> wrote:

> Hello
>
> I have FreePBX 2.8 and asterisk 1.6.2.10 and using an R2 connection to the
> PSTN.
> It was working fine for a couple of months but yesterday a problem
> ocurred: from 10 calls only 9 entered the PBX.
>
> I checked dahdi status and was fine.
> I see the following messages in the log, and don´t know if it means a
> problem:
>
> [Feb  7 13:43:27] WARNING[3092] chan_dahdi.c: Chan 33 - MF back cycle
> timed out!
> [Feb  7 13:43:27] ERROR[3092] chan_dahdi.c: Chan 33 - Protocol error.
> Reason = Multi Frequency Cycle Timeout, R2 State = Seize ACK Transmitted,
> MF state = Category Request Transmitted, MF Group = Backward Group C, CAS =
> 0x00
> DNIS = 2, ANI = , MF = 0x20
> [Feb  7 13:43:27] ERROR[3092] chan_dahdi.c: MFC/R2 protocol error on chan
> 33: Multi Frequency Cycle Timeout
>

You need to enable MFCR2 verbose logging (mfcr2_logging=all and
mfcr2_logdir=some-directory)

*Moises Silva
**Software Engineer, Development Manager***

msilva at sangoma.com

Sangoma Technologies

100 Renfrew Drive, Suite 100, Markham, ON L3R 9R6 Canada


t.   +1 800 388 2475 (N. America)

t.   +1 905 474 1990 x128

f.   +1 905 474 9223



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