Configuración E1

[helenaNovillo]

Hola a todos y gracias por adelantado, soy nueva en este foro y en Trixbox/Asterisk, mi situación es la siguiente. Tengo dos centralitas Trixbox con una tarjeta TE220 cada una y me gustaría poder realizar y recibir llamadas entre las dos centralitas mediante un enlace E1.
El archivo de configuración system.conf contiene lo siguiente:

# Autogenerated by /usr/sbin/dahdi_genconf on Thu Oct  6 09:20:35 2011
# If you edit this file and execute /usr/sbin/dahdi_genconf again,
# your manual changes will be LOST.
# Dahdi Configuration File
#
# This file is parsed by the Dahdi Configurator, dahdi_cfg
#
# Span 1: TE2/0/1 "T2XXP (PCI) Card 0 Span 1" (MASTER) HDB3/CCS/CRC4
span=1,1,0,ccs,hdb3,crc4
# termtype: te
bchan=1-15,17-31
dchan=16
echocanceller=mg2,1-15,17-31

# Span 2: TE2/0/2 "T2XXP (PCI) Card 0 Span 2" HDB3/CCS/CRC4
span=2,2,0,ccs,hdb3,crc4
# termtype: te
bchan=32-46,48-62
dchan=47
echocanceller=mg2,32-46,48-62

# Span 3: WCTDM/0 "Wildcard TDM410P Board 1"
fxsks=63
echocanceller=mg2,63
fxoks=64
echocanceller=mg2,64
fxoks=65
echocanceller=mg2,65
fxoks=66
echocanceller=mg2,66

# Global data

loadzone   = es
defaultzone   = es


------------------------------------------------------------------------------------------------
El archivo de configuración chan_dahdi.conf contiene lo siguiente:

;
; DAHDI telephony
;
; Configuration file

[trunkgroups]

[channels]

language=es
context=from-zaptel
signalling=fxs_ks
rxwink=300              ; Atlas seems to use long (250ms) winks
;
; Whether or not to do distinctive ring detection on FXO lines
;
;usedistinctiveringd etection=yes

usecallerid=yes
hidecallerid=no
callwaiting=yes
usecallingpres=yes
callwaitingcallerid=yes
threewaycalling=yes
transfer=yes
cancallforward=yes
callreturn=yes
echocancel=yes
echocancelwhenbridg ed=yes
;echotraining=800
rxgain=0.0
txgain=0.0
group=0
callgroup=1
pickupgroup=1
immediate=no

;faxdetect=both
faxdetect=incoming
;faxdetect=outgoing
;faxdetect=no

;Include setup-pstn configs
#include dahdi-channels.conf

;Include PBXconfig configs
#include chan_dahdi_addition al.conf
--------------------------------------------------------------------------------------------------------------
Y por último el archivo dahdi-channels.conf:
; Autogenerated by /usr/sbin/dahdi_genconf on Wed Oct 19 13:38:52 2011
; If you edit this file and execute /usr/sbin/dahdi_genconf again,
; your manual changes will be LOST.
; Dahdi Channels Configurations (chan_dahdi.conf)
;
; This is not intended to be a complete chan_dahdi.conf. Rather, it is intended
; to be #include-d by /etc/chan_dahdi.conf that will include the global settings
;

; Span 1: TE2/0/1 "T2XXP (PCI) Card 0 Span 1" HDB3/CCS/CRC4 RED
group=0,11
context=from-pstn
switchtype = euroisdn
signalling = pri_cpe
channel => 1-15,17-31
context = default
group = 63

; Span 2: TE2/0/2 "T2XXP (PCI) Card 0 Span 2" (MASTER) HDB3/CCS/CRC4
group=0,12
context=from-pstn
switchtype = euroisdn
signalling = pri_cpe
channel => 32-46,48-62
context = default
group = 63

; Span 3: WCTDM/0 "Wildcard TDM410P Board 1"
;;; line="63 WCTDM/0/0 FXSKS  (In use)"
signalling=fxs_ks
callerid=asreceived
group=0
context=from-pstn
channel => 63
callerid=
group=
context=default

;;; line="64 WCTDM/0/1 FXOKS  (In use)"
signalling=fxo_ks
callerid="Channel 64" <4064>
mailbox=4064
group=5
context=from-internal
channel => 64
callerid=
mailbox=
group=
context=default

;;; line="65 WCTDM/0/2 FXOKS"
signalling=fxo_ks
callerid="Channel 65" <4065>
mailbox=4065
group=5
context=from-internal
channel => 65
callerid=
mailbox=
group=
context=default

;;; line="66 WCTDM/0/3 FXOKS  (In use)"
signalling=fxo_ks
callerid="Channel 66" <4066>
mailbox=4066
group=5
context=from-internal
channel => 66
callerid=
mailbox=
group=
context=default


Si pudiesen ayudarme les estaría muy agradecida, muchas gracias por su tiempo