[Asterisk-Users] PRI problems (telewest -> * -> LG GDK 186)

Storer, Darren starusers at comgate.tv
Tue Jun 15 04:42:00 MST 2004


Hi Steve,

please could you post your zapata.conf and zaptel.conf files?

Regards

Darren
--
Comgate
Telco>Internet<Broadcast

-----Original Message-----
From: asterisk-users-admin at lists.digium.com
[mailto:asterisk-users-admin at lists.digium.com]On Behalf Of Steve
Hanselman
Sent: 15 June 2004 10:28
To: 'asterisk-users at lists.digium.com'
Subject: [Asterisk-Users] PRI problems (telewest -> * -> LG GDK 186)


Hi,
 
I'm trying to figure out what the issue is splicing Asterisk between our
Telewest PRI and a GDK-186 with a PRI card.
 
We're using the Digium TE405P
 
Our telco provider is Telewest, and Telco directly into switch is fine.
 
When I splice Asterisk in, I can make and receive calls from Asterisk
extensions, I can make outbound calls from the GDK, but inbound calls do not
seem to pass over the "called number", therefore in the GDK they go to a
default extension, and not to the DDI required.
 
The presentation is 3 digit, I've made an entry in extensions.conf to allow
the looping of a call back from the GDK.
 
Here's the relevant extension info from extensions.conf:
 
[gdk]
;
; This context is used for all calls coming in from the GDK, they are meant
to go directly out of the telewest PRI
;
 
exten => s,1,Answer                     ; Answer the line
exten => s,2,DigitTimeout,2             ; Set Digit Timeout to 5 seconds
exten => s,3,ResponseTimeout,2          ; Set Response Timeout to 10 seconds
 
exten => _X.,1,Dial(${TELEWEST}/${EXTEN})
exten => _X.,2,Congestion
 
exten => _4661XX,1,dial(${GDK}/${EXTEN:3})
exten => _4661XX,2,Congestion
 
So from the GDK I can dial 9466110 and I should be looped back to the GDK
and into the support queue, the loop works, but the called number IE is not
understood by the GDK?
 
Looking in the technical book for the GDK it states that the requirement is
that the information element "Called Number" contains the required digits,
and it does, I'm stumped?
 
 
Here's the debug of the session - slightly edited to reduce the size(!):
 
 
Linux3*CLI> pri debug span 2
Enabled debugging on span 2
< Protocol Discriminator: Q.931 (8)  len=22
< Call Ref: len= 2 (reference 32527/0x7F0F) (Originator)
< Message type: SETUP (5)
< [04 03 80 90 a3]
< Bearer Capability (len= 5) [ Ext: 1  Q.931 Std: 0  Info transfer
capability: Speech (0)
<                              Ext: 1  Trans mode/rate: 64kbps, circuit-mode
(16)
<                              Ext: 1  User information layer 1: A-Law (35)
< [18 03 a9 83 8f]
< Channel ID (len= 5) [ Ext: 1  IntID: Implicit, PRI Spare: 0, Exclusive
Dchan: 0
<                        ChanSel: Reserved
<                       Ext: 1  Coding: 0   Number Specified   Channel Type:
3
<                       Ext: 1  Channel: 15 ]
< [6d 05 80 50 31 31 31]
< Calling Sub-Address (len= 7) [ Ext: 1  Type: NSAP (X.213/ISO 8348 AD2) (0)
O: 0 '111' ]
-- Making new call for cr 32527
-- Processing Q.931 Call Setup
-- Processing IE 4 (Bearer Capability)
-- Processing IE 24 (Channel Identification)
-- Processing IE 109 (Calling Party Subaddress)
> Protocol Discriminator: Q.931 (8)  len=14
> Call Ref: len= 2 (reference 65295/0xFF0F) (Terminator)
> Message type: SETUP ACKNOWLEDGE (13)
> [18 03 a9 83 8f]
> Channel ID (len= 5) [ Ext: 1  IntID: Implicit, PRI Spare: 0, Exclusive
Dchan: 0
>                        ChanSel: Reserved
>                       Ext: 1  Coding: 0   Number Specified   Channel Type:
3
>                       Ext: 1  Channel: 15 ]
> [> [1e> [1e 02> [1e 02 81> [1e 02 81 82> [1e 02 81 82]
> Progress Indicator (len= 4) [ Ext: 1  Coding: CCITT (ITU) standard (0) 0:
0   Location: Private network serving the local user (1)
>                               Ext: 1  Progress Description: Called
equipment is non-ISDN. (2) ]
    -- Accepting overlap call from '' to '<unspecified>' on channel 0/15,
span 2
    -- Starting simple switch on 'Zap/46-1'
< Protocol Discriminator: Q.931 (8)  len=9
< Call Ref: len= 2 (reference 32527/0x7F0F) (Originator)
< Message type: INFORMATION (123)
< [70 02 80 34]
< Called Number (len= 4) [ Ext: 1  TON: Unknown Number Type (0)  NPI:
Unknown Number Plan (0) '4' ]
-- Processing IE 112 (Called Party Number)
< Protocol Discriminator: Q.931 (8)  len=9
< Call Ref: len= 2 (reference 32527/0x7F0F) (Originator)
< Message type: INFORMATION (123)
< [70 02 80 36]
< Called Number (len= 4) [ Ext: 1  TON: Unknown Number Type (0)  NPI:
Unknown Number Plan (0) '6' ]
-- Processing IE 112 (Called Party Number)
< Protocol Discriminator: Q.931 (8)  len=9
< Call Ref: len= 2 (reference 32527/0x7F0F) (Originator)
< Message type: INFORMATION (123)
< [70 02 80 36]
< Called Number (len= 4) [ Ext: 1  TON: Unknown Number Type (0)  NPI:
Unknown Number Plan (0) '6' ]
-- Processing IE 112 (Called Party Number)
< Protocol Discriminator: Q.931 (8)  len=9
< Call Ref: len= 2 (reference 32527/0x7F0F) (Originator)
< Message type: INFORMATION (123)
< [70 02 80 31]
< Called Number (len= 4) [ Ext: 1  TON: Unknown Number Type (0)  NPI:
Unknown Number Plan (0) '1' ]
-- Processing IE 112 (Called Party Number)
< Protocol Discriminator: Q.931 (8)  len=9
< Call Ref: len= 2 (reference 32527/0x7F0F) (Originator)
< Message type: INFORMATION (123)
< [70 02 80 31]
< Called Number (len= 4) [ Ext: 1  TON: Unknown Number Type (0)  NPI:
Unknown Number Plan (0) '1' ]
-- Processing IE 112 (Called Party Number)
< Protocol Discriminator: Q.931 (8)  len=9
< Call Ref: len= 2 (reference 32527/0x7F0F) (Originator)
< Message type: INFORMATION (123)
< [70 02 80 30]
< Called Number (len= 4) [ Ext: 1  TON: Unknown Number Type (0)  NPI:
Unknown Number Plan (0) '0' ]
-- Processing IE 112 (Called Party Number)
    -- Executing Dial("Zap/46-1", "Zap/g2/110") in new stack
-- Making new call for cr 32772
> Protocol Discriminator: Q.931 (8)  len=25
> Call Ref: len= 2 (reference 4/0x4) (Originator)
> Message type: SETUP (5)
> [04 03 80 90 a3]
> Bearer Capability (len= 5) [ Ext: 1  Q.931 Std: 0  Info transfer
capability: Speech (0)
>                              Ext: 1  Trans mode/rate: 64kbps, circuit-mode
(16)
>                              Ext: 1  User information layer 1: A-Law (35)
> [18 03 a1 83 81]
> Channel ID (len= 5) [ Ext: 1  IntID: Implicit, PRI Spare: 0, Preferred
Dchan: 0
>                        ChanSel: Reserved
>                       Ext: 1  Coding: 0   Number Specified   Channel Type:
3
>                       Ext: 1  Channel: 1 ]
> [6c 02 00 c3]
> Calling Number (len= 4) [ Ext: 0  TON: Unknown Number Type (0)  NPI:
Unknown Number Plan (0)
>                           Presentation: Unknown (67) '' ]
> [70 04 80 31 31 30]
> Called Number (len= 6) [ Ext: 1  TON: Unknown Number Type (0)  NPI:
Unknown Number Plan (0) '110' ]
    -- Called g2/110
> Protocol Discriminator: Q.931 (8)  len=10
> Call Ref: len= 2 (reference 65295/0xFF0F) (Terminator)
> Message type: CALL PROCEEDING (2)
> [> [18> [18 03> [18 03 a9> [18 03 a9 83> [18 03 a9 83 8f> [18 03 a9 83 8f]
> Channel ID (len= 5) [ Ext: 1  IntID: Implicit, PRI Spare: 0, Exclusive
Dchan: 0
>                        ChanSel: Reserved
>                       Ext: 1  Coding: 0   Number Specified   Channel Type:
3
>                       Ext: 1  Channel: 15 ]
> Protocol Discriminator: Q.931 (8)  len=9
> Call Ref: len= 2 (reference 65295/0xFF0F) (Terminator)
> Message type: PROGRESS (3)
> [1e 02 81 88]
> Progress Indicator (len= 4) [ Ext: 1  Coding: CCITT (ITU) standard (0) 0:
0   Location: Private network serving the local user (1)
>                               Ext: 1  Progress Description: Inband
information or appropriate pattern now available. (8) ]
< Protocol Discriminator: Q.931 (8)  len=10
< Call Ref: len= 2 (reference 32772/0x8004) (Terminator)
< Message type: SETUP ACKNOWLEDGE (13)
< [18 03 a9 83 81]
< Channel ID (len= 5) [ Ext: 1  IntID: Implicit, PRI Spare: 0, Exclusive
Dchan: 0
<                        ChanSel: Reserved
<                       Ext: 1  Coding: 0   Number Specified   Channel Type:
3
<                       Ext: 1  Channel: 1 ]
-- Processing IE 24 (Channel Identification)
< Protocol Discriminator: Q.931 (8)  len=5
< Call Ref: len= 2 (reference 32772/0x8004) (Terminator)
< Message type: CALL PROCEEDING (2)
    -- Zap/32-1 is making progress passing it to Zap/46-1
< Protocol Discriminator: Q.931 (8)  len=5
< Call Ref: len= 2 (reference 32772/0x8004) (Terminator)
< Message type: ALERTING (1)
    -- Zap/32-1 is ringing
< Protocol Discriminator: Q.931 (8)  len=5
< Call Ref: len= 2 (reference 32772/0x8004) (Terminator)
< Message type: CONNECT (7)
> Protocol Discriminator: Q.931 (8)  len=5
> Call Ref: len= 2 (reference 4/0x4) (Originator)
> Message type: CONNECT ACKNOWLEDGE (15)
    -- Zap/32-1 answered Zap/46-1
> Protocol Discriminator: Q.931 (8)  len=14
> Call Ref: len= 2 (reference 65295/0xFF0F) (Terminator)
> Message type: CONNECT (7)
> [18 03 a9 83 8f]
> Channel ID (len= 5) [ Ext: 1  IntID: Implicit, PRI Spare: 0, Exclusive
Dchan: 0
>                        ChanSel: Reserved
>                       Ext: 1  Coding: 0   Number Specified   Channel Type:
3
>                       Ext: 1  Channel: 15 ]
> [1e 02 81 82]
> Progress Indicator (len= 4) [ Ext: 1  Coding: CCITT (ITU) standard (0) 0:
0   Location: Private network serving the local user (1)
>                               Ext: 1  Progress Description: Called
equipment is non-ISDN. (2) ]
    -- Attempting native bridge of Zap/46-1 and Zap/32-1
< Protocol Discriminator: Q.931 (8)  len=5
< Call Ref: len= 2 (reference 32527/0x7F0F) (Originator)
< Message type: CONNECT ACKNOWLEDGE (15)
 
Steve Hanselman
Brendata (UK) Ltd
 
Tel: +44 (0)1268 466111
Fax: +44 (0)870 1387283
Mob: +44 (0)7973 750993 


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