Error en enlace E1 r2 de telmex

[Tlaloc]

Que tal tengo configurada una tarjeta TE110P digium con 10 canales a Telmex pero no recibo y salen llamas me arroja el sig, error:
> llamada entrante
[2020-09-24 13:32:18] ERROR[2498]: chan_dahdi.c:4585 dahdi_r2_write_log: Chan 3 - 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 = 8, ANI = , MF = 0x38
[2020-09-24 13:32:18] ERROR[2498]: chan_dahdi.c:4345 dahdi_r2_on_protocol_error: MFC/R2 protocol error on chan 3: Multi Frequency Cycle Timeout

alguien se le ha presentado lo mismo

Saludos cordiales

 

[Tlaloc]

Esta es mi configuración que tengo montada:

> etc/dahdi/system.conf

# Span 1: WCT1/0 "Digium Wildcard TE110P T1/E1 Card 0" (MASTER)
span=1,1,0,cas,hdb3
# termtype: te
cas=1-10:1101
dchan=16
echocanceller=oslec,1-10

# Global data

loadzone = mx
defaultzone = mx

---------------------------------------------------------------------------------
> etc/asterisk/dahdi-channels.conf

; Span 1: WCT1/0 "Digium Wildcard TE110P T1/E1 Card 0" (MASTER)
group=0
context=from-pstn
switchtype = euroisdn
signalling = mfcr2
channel => 1-10
context = default
group = 63
mfcr2_variant=mx
mfcr2_get_ani_first=no
mfcr2_max_ani=10
mfcr2_max_dnis=4
mfcr2_category=national_subscriber
mfcr2_call_files=yes
mfcr2_logdir=span1
mfcr2_logging=all
mfcr2_mfback_timeout=-1
mfcr2_metering_pulse_timeout=-1

------------------------------------------------------------------------------------
> etc/asterisk/chan_dahdi.conf

[trunkgroups]

[channels]
context=from-pstn
signalling=mfcr2
rxwink=300 ; Atlas seems to use long (250ms) winks
usecallerid=yes
hidecallerid=no
callwaiting=yes
usecallingpres=yes
callwaitingcallerid=yes
threewaycalling=yes
transfer=yes
canpark=yes
cancallforward=yes
callreturn=yes
echocancel=yes
echocancelwhenbridged=yes
faxdetect=incoming
echotraining=800
rxgain=4.0
txgain=4.0
callgroup=1
pickupgroup=1
mfcr2_variant=mx
mfcr2_get_ani_first=no
mfcr2_max_ani=10
mfcr2_max_dnis=4
mfcr2_category=national_subscriber
mfcr2_call_files=yes
mfcr2_logdir=span1
mfcr2_logging=all
mfcr2_mfback_timeout=-1
mfcr2_metering_pulse_timeout=-1
channel => 1-10


;Uncomment these lines if you have problems with the disconection of your analog lines
;busydetect=yes
;busycount=3


immediate=no

#include dahdi-channels.conf
#include chan_dahdi_additional.conf
----------------------------------------------------------------------------------------

* No se si me falta algo o estoy cometiendo algún error que me lo hagan notar se los agradecería mucho , reciban un cordial saludo