[asterisk-users] asterisk 13.16 / pjsip / t.38: res_pjsip_t38.c:207 t38_automatic_reject: Automatically rejecting T.38 request on channel 'PJSIP/91-00000007'
Michael Maier
m1278468 at mailbox.org
Mon Jun 5 10:40:31 CDT 2017
On 06/05/2017 at 05:00 PM, Joshua Colp wrote:
> On Mon, Jun 5, 2017, at 11:49 AM, Michael Maier wrote:
>> On 06/05/2017 at 11:30 AM, Joshua Colp wrote:
>>> On Sun, Jun 4, 2017, at 10:40 AM, Michael Maier wrote:
>>>> On 06/04/2017 at 01:41 PM Telium Technical Support wrote:
>>>>> Just a guess (without knowing about your network), but are the two ends
>>>>> points on public networks and visible to one another? If not the reinvite
>>>>> may be passing an internal (nat'ed) address to the other and the connection
>>>>> will fail...just a though
>>>>
>>>> t38modem -tt -o /var/log/t38modem.log --no-h323 -u 91 --sip-listen
>>>> udp\$127.0.0.1:6060 --ptty +/dev/ttyT380,+/dev/ttyT381 --route
>>>> 'modem:.*=sip:<dn>@127.0.0.1:5061' --route 'sip:.*=modem:<dn>'
>>>> --sip-register 91 at 127.0.0.1:5061,password
>>>>
>>>> I tried it with a global IP (instead of 127.0.0.1) - same behavior.
>>>>
>>>> The point is, that the receiving part, which initiates the t.38 switch,
>>>> doesn't sent the switch to the ISP. It is blocked / ignored by asterisk
>>>> at all - don't know why it isn't sent to the ISP.
>>>
>>> I'd suggest providing the console output and SIP traffic (pjsip set
>>> logger on) so we can see exactly what is going on.
>>>
>>
>> I attached the debug output I already created before.
>>
>> Interesting part starts around line 2740.
>>
>>
>> 91 -> local pjsip fax-extension
>>
>> 127.0.0.1:5061 -> asterisk server local connect for fax-extension (->
>> not encrypted even if it is port 5061!)
>>
>> external fax number at easybell (195.185.37.60), which is called and
>> which is answered here: 11111222222
>
> And the pjsip.conf endpoint entry for easybellPJSIP_FAX?
>
[easybellPJSIP_FAX]
type=endpoint
transport=0.0.0.0-udp
context=from-trunk
disallow=all
allow=alaw,ulaw
aors=easybellPJSIP_FAX
language=de
outbound_auth=easybellPJSIP_FAX
from_domain=sip.easybell.de
from_user=+4911112222222
t38_udptl=yes
t38_udptl_ec=redundancy
fax_detect=no
t38_udptl_nat=no
send_rpid=yes
send_pai=yes
dtmf_mode=rfc4733
tos_audio=0xb8
direct_media=yes
rewrite_contact=no
force_rport=yes
ParameterName : ParameterValue
=========================================================
100rel : yes
accountcode :
acl :
aggregate_mwi : true
allow : (alaw|ulaw)
allow_overlap : true
allow_subscribe : true
allow_transfer : true
aors : easybellPJSIP_FAX
asymmetric_rtp_codec : false
auth :
bind_rtp_to_media_address : false
call_group :
callerid : <unknown>
callerid_privacy : allowed_not_screened
callerid_tag :
connected_line_method : invite
contact_acl :
context : from-trunk
cos_audio : 0
cos_video : 0
device_state_busy_at : 0
direct_media : true
direct_media_glare_mitigation : none
direct_media_method : invite
disable_direct_media_on_nat : false
dtls_ca_file :
dtls_ca_path :
dtls_cert_file :
dtls_cipher :
dtls_fingerprint : SHA-256
dtls_private_key :
dtls_rekey : 0
dtls_setup : active
dtls_verify : No
dtmf_mode : rfc4733
fax_detect : false
fax_detect_timeout : 0
force_avp : false
force_rport : true
from_domain : sip.easybell.de
from_user : +4911112222222
g726_non_standard : false
ice_support : false
identify_by : username
inband_progress : false
language : de
mailboxes :
media_address :
media_encryption : no
media_encryption_optimistic : false
media_use_received_transport : false
message_context :
moh_suggest : default
mwi_from_user :
mwi_subscribe_replaces_unsolicited : false
named_call_group :
named_pickup_group :
one_touch_recording : false
outbound_auth : easybellPJSIP_FAX
outbound_proxy :
pickup_group :
record_off_feature : automixmon
record_on_feature : automixmon
rewrite_contact : false
rpid_immediate : false
rtcp_mux : false
rtp_engine : asterisk
rtp_ipv6 : false
rtp_keepalive : 0
rtp_symmetric : false
rtp_timeout : 0
rtp_timeout_hold : 0
sdp_owner : -
sdp_session : Asterisk
send_diversion : true
send_pai : true
send_rpid : true
set_var :
srtp_tag_32 : false
sub_min_expiry : 0
subscribe_context :
t38_udptl : true
t38_udptl_ec : redundancy
t38_udptl_ipv6 : false
t38_udptl_maxdatagram : 0
t38_udptl_nat : false
timers : yes
timers_min_se : 90
timers_sess_expires : 1800
tone_zone :
tos_audio : 184
tos_video : 0
transport : 0.0.0.0-udp
trust_id_inbound : false
trust_id_outbound : false
use_avpf : false
use_ptime : false
user_eq_phone : false
voicemail_extension :
Thanks,
Michael
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