I started to see this problem as soon as we connected to Verizon PRI (DMS-100 Switch) and it prints every 3-5 seconds.

[Verizon DMS-100 PRI] <====> [Lucent Merlin Legend] <====> [Asterisk]

Asterisk/LibPRI/Zaptel are built from HEAD CVS on Jul 10 2004.

Any help?

Jul 27 20:50:20 WARNING[98310]: chan_zap.c:6665 zt_pri_error: PRI: Warning: unknown/inappropriate protocol discriminator received (00/0)

in pri debug:

< Message type: ALERTING (1)
< [97]
< Locking Shift (len=01): Requested codeset 7
< [41 0e 02 01 21 54 01 21 54 01 21 54 01 21 54 00]
Jul 27 20:30:23 WARNING[98310]: chan_zap.c:6665 zt_pri_error: PRI: !! < Unknown IE 1857 (len = 16)
Jul 27 20:30:23 WARNING[98310]: chan_zap.c:6665 zt_pri_error: PRI: Warning: unknown/inappropriate protocol discriminator received (00/0)
< Protocol Discriminator: Unknown (0) len=22
< Call Ref: len= 2 (reference 0/0x0) (Originator)
< Message type: ALERTING (1)
< [97]
< Locking Shift (len=01): Requested codeset 7
< [41 0e 02 01 21 54 01 21 54 01 21 54 01 21 54 00]
Jul 27 20:30:25 WARNING[98310]: chan_zap.c:6665 zt_pri_error: PRI: !! < Unknown IE 1857 (len = 16)
Jul 27 20:30:25 WARNING[98310]: chan_zap.c:6665 zt_pri_error: PRI: Warning: unknown/inappropriate protocol discriminator received (00/0)
< Protocol Discriminator: Unknown (0) len=22
< Call Ref: len= 2 (reference 0/0x0) (Originator)
< Message type: ALERTING (1)
< [97]
< Locking Shift (len=01): Requested codeset 7
< [41 0e 02 01 21 54 01 21 54 01 21 54 01 21 54 00]
Jul 27 20:30:27 WARNING[98310]: chan_zap.c:6665 zt_pri_error: PRI: !! < Unknown IE 1857 (len = 16)
Jul 27 20:30:27 WARNING[98310]: chan_zap.c:6665 zt_pri_error: PRI: Warning: unknown/inappropriate protocol discriminator received (00/0)
< Protocol Discriminator: Unknown (0) len=22
< Call Ref: len= 2 (reference 0/0x0) (Originator)
< Message type: ALERTING (1)
< [97]
< Locking Shift (len=01): Requested codeset 7
< [41 0e 02 01 21 54 01 21 54 01 21 54 01 21 54 00]
Jul 27 20:30:29 WARNING[98310]: chan_zap.c:6665 zt_pri_error: PRI: !! < Unknown IE 1857 (len = 16)
Jul 27 20:30:29 WARNING[98310]: chan_zap.c:6665 zt_pri_error: PRI: Warning: unknown/inappropriate protocol discriminator received (00/0)


>>>>> /etc/zaptel.conf:
#
# Zaptel Configuration File
#
# This file is parsed by the Zaptel Configurator, ztcfg
#

span=1,1,0,esf,b8zs

bchan=1-23
dchan=24

loadzone = us
defaultzone=us

>>>>> /etc/asterisk/zapata.conf:
[channels]
language=en
context=default
switchtype=national
pridialplan=unknown
overlapdial=no
signalling=pri_net
usecallerid=yes
hidecallerid=no
callwaiting=no
usecallingpres=yes
callwaitingcallerid=no
threewaycalling=no
transfer=no
cancallforward=yes
callreturn=yes
echocancel=32
echocancelwhenbridged=yes
echotraining=yes
rxgain=1.5
txgain=5.5

group=1
callgroup=1
pickupgroup=1
immediate=no
callprogress=no
musiconhold=default
channel => 1-23

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