I´ve ran into a problem regarding D-channels. I have setup asterisk-1.6.1-current, dahdi-linux-complete-2.2.0.1+2.2.0, libpri-1.4.10.1, on debian Lenny 5.0.1, I also have a digium TE220 card for connetivity to the PSTN(E1), When I start dahdi_scan show me this
[1]
active=yes
alarms=OK
description=T2XXP (PCI) Card 0 Span 1
name=TE2/0/1
manufacturer=Digium
devicetype=Wildcard TE220 (4th Gen)
location=Board ID Switch 0
basechan=1
totchans=31
irq=18
type=digital-E1
syncsrc=1
lbo=0 db (CSU)/0-133 feet (DSX-1)
coding_opts=HDB3
framing_opts=CCS,CRC4
coding=HDB3
framing=CCS
and dahdi_cfg -vvvv show me
DAHDI Version: 2.2.0.1
Echo Canceller(s): MG2
Configuration
SPAN 1: CCS/HDB3 Build-out: 0 db (CSU)/0-133 feet (DSX-1)
Channel map:
Channel 01: Clear channel (Default) (Echo Canceler: mg2) (Slaves: 01)
Channel 02: Clear channel (Default) (Echo Canceler: mg2) (Slaves: 02)
Channel 03: Clear channel (Default) (Echo Canceler: mg2) (Slaves: 03)
Channel 04: Clear channel (Default) (Echo Canceler: mg2) (Slaves: 04)
Channel 05: Clear channel (Default) (Echo Canceler: mg2) (Slaves: 05)
Channel 06: Clear channel (Default) (Echo Canceler: mg2) (Slaves: 06)
Channel 07: Clear channel (Default) (Echo Canceler: mg2) (Slaves: 07)
Channel 08: Clear channel (Default) (Echo Canceler: mg2) (Slaves: 08)
Channel 09: Clear channel (Default) (Echo Canceler: mg2) (Slaves: 09)
Channel 10: Clear channel (Default) (Echo Canceler: mg2) (Slaves: 10)
Channel 11: Clear channel (Default) (Echo Canceler: mg2) (Slaves: 11)
Channel 12: Clear channel (Default) (Echo Canceler: mg2) (Slaves: 12)
Channel 13: Clear channel (Default) (Echo Canceler: mg2) (Slaves: 13)
Channel 14: Clear channel (Default) (Echo Canceler: mg2) (Slaves: 14)
Channel 15: Clear channel (Default) (Echo Canceler: mg2) (Slaves: 15)
Channel 16: D-channel (Default) (Echo Canceler: none) (Slaves: 16)
Channel 17: Clear channel (Default) (Echo Canceler: mg2) (Slaves: 17)
Channel 18: Clear channel (Default) (Echo Canceler: mg2) (Slaves: 18)
Channel 19: Clear channel (Default) (Echo Canceler: mg2) (Slaves: 19)
Channel 20: Clear channel (Default) (Echo Canceler: mg2) (Slaves: 20)
Channel 21: Clear channel (Default) (Echo Canceler: mg2) (Slaves: 21)
Channel 22: Clear channel (Default) (Echo Canceler: mg2) (Slaves: 22)
Channel 23: Clear channel (Default) (Echo Canceler: mg2) (Slaves: 23)
Channel 24: Clear channel (Default) (Echo Canceler: mg2) (Slaves: 24)
Channel 25: Clear channel (Default) (Echo Canceler: mg2) (Slaves: 25)
Channel 26: Clear channel (Default) (Echo Canceler: mg2) (Slaves: 26)
Channel 27: Clear channel (Default) (Echo Canceler: mg2) (Slaves: 27)
Channel 28: Clear channel (Default) (Echo Canceler: mg2) (Slaves: 28)
Channel 29: Clear channel (Default) (Echo Canceler: mg2) (Slaves: 29)
Channel 30: Clear channel (Default) (Echo Canceler: mg2) (Slaves: 30)
Channel 31: Clear channel (Default) (Echo Canceler: mg2) (Slaves: 31)
31 channels to configure.
Setting echocan for channel 1 to mg2
Setting echocan for channel 2 to mg2
Setting echocan for channel 3 to mg2
Setting echocan for channel 4 to mg2
Setting echocan for channel 5 to mg2
Setting echocan for channel 6 to mg2
Setting echocan for channel 7 to mg2
Setting echocan for channel 8 to mg2
Setting echocan for channel 9 to mg2
Setting echocan for channel 10 to mg2
Setting echocan for channel 11 to mg2
Setting echocan for channel 12 to mg2
Setting echocan for channel 13 to mg2
Setting echocan for channel 14 to mg2
Setting echocan for channel 15 to mg2
Setting echocan for channel 16 to none
Setting echocan for channel 17 to mg2
Setting echocan for channel 18 to mg2
Setting echocan for channel 19 to mg2
Setting echocan for channel 20 to mg2
Setting echocan for channel 21 to mg2
Setting echocan for channel 22 to mg2
Setting echocan for channel 23 to mg2
Setting echocan for channel 24 to mg2
Setting echocan for channel 25 to mg2
Setting echocan for channel 26 to mg2
Setting echocan for channel 27 to mg2
Setting echocan for channel 28 to mg2
Setting echocan for channel 29 to mg2
Setting echocan for channel 30 to mg2
Setting echocan for channel 31 to mg2
/etc/dahdi/system.conf
First incoming PRI
span=1,1,0,ccs,hdb3,crc4
bchan=1-15,17-31
dchan=16
echocanceller = mg2,1-15,17-31
loadzone = fr
defaultzone = f
/etc.asterisk/chan_dahdi
[trunkgroups]
[channels]
switchtype=euroisdn
signalling=pri_cpe
context=incoming
channels => 1-15
channels => 17-31
usecallerid=yes
callwaiting=yes
usecallingpres=yes
callwaitingcallerid=yes
threewaycalling=yes
transfer=yes
canpark=yes
cancallforward=yes
callreturn=yes
echocancel=yes
echocancelwhenbridged=yes
group=1
callgroup=1
pickupgroup=1
but the guys in the PSTN said to me that my D-Channel is down
Any suggestions would be appreciated.