[asterisk-ss7] chan_dahdi & libss7 alphanumeric extension

[bipin singh]

Hi ,
                Make ss7 loop back and check the issue(use 2 ss7 server or 2
port card on same server ) .

On Wed, Sep 21, 2011 at 3:23 PM, huseyin kalyoncu <hkalyoncu at gmail.com>wrote:

> hello,
>
> we have an sangoma AFT104 card installed on asterisk box connected to
> alcatel switch via ss7.
> we use asterisk box for db lookup; call enters asterisk box then
> an agi script performs some db lookups then returns call to alcatel
> with a single command like this:
> EXEC Dial DAHDI/g1/81B01XXXXXXXXXX
>
> the problem is chan_dahdi & libss7 cannot send alphanumeric extension
> to alcatel.
> in alcatel "B01" seen as "001".
> is there any way to send alphanumeric extension over ss7 with
> chan_dahdi & libss7.
> thanks
>
> huseyin
>
> software versions:
>
> Linux voip2 2.6.38-8-server #42-Ubuntu SMP Mon Apr 11 03:49:04 UTC
> 2011 x86_64 x86_64 x86_64 GNU/Linu
> wanpipe-3.5.23
> dahdi-linux-complete-2.5.0.1+2.5.0.1
> libpri-1.4.12
> libss7-1.0.2
> asterisk-1.6.2.20 & asterisk-1.8.6.0
>
>
> confs are:
>
> wanpipe1.conf
> [devices]
> wanpipe1 = WAN_AFT_TE1, Comment
>
> [interfaces]
> w1g1 = wanpipe1, , TDM_VOICE, Comment
>
> [wanpipe1]
> CARD_TYPE       = AFT
> S514CPU         = A
> CommPort        = PRI
> AUTO_PCISLOT    = NO
> PCISLOT         = 4
> PCIBUS          = 8
> FE_MEDIA        = E1
> FE_LCODE        = HDB3
> FE_FRAME        = NCRC4
> FE_LINE         = 1
> TE_CLOCK        = NORMAL
> TE_REF_CLOCK    = 0
> TE_SIG_MODE     = CCS
> TE_HIGHIMPEDANCE        = NO
> TE_RX_SLEVEL    = 430
> LBO             = 120OH
> FE_TXTRISTATE   = NO
> MTU             = 1500
> UDPPORT         = 9000
> TTL             = 255
> IGNORE_FRONT_END        = NO
> TDMV_SPAN               = 1
> TDMV_DCHAN              = 0
> TE_AIS_MAINTENANCE = NO         #NO: defualt  YES: Start port in AIS
> Blue Alarm and keep line down
>                                #wanpipemon -i w1g1 -c Ttx_ais_off to
> disable AIS maintenance mode
>
> #wanpipemon -i w1g1 -c Ttx_ais_on to enable AIS maintenance mode
> TDMV_HW_DTMF            = NO            # YES: receive dtmf events from
> hardware
> TDMV_HW_FAX_DETECT              = NO            # YES: receive fax
> 1100hz events from hardware
> HWEC_OPERATION_MODE     = OCT_NORMAL    # OCT_NORMAL: echo cancelation
> enabled with nlp (default)
>
>         # OCT_SPEECH: improves software tone detection by disabling
> NLP (echo possible)
>
>         # OCT_NO_ECHO:disables echo cancelation but allows VQE/tone
> functions.
> HWEC_DTMF_REMOVAL       = NO    # NO: default  YES: remove dtmf out of
> incoming media (must have hwdtmf enabled)
> HWEC_NOISE_REDUCTION    = NO    # NO: default  YES: reduces noise on
> the line - could break fax
> HWEC_ACUSTIC_ECHO       = NO    # NO: default  YES: enables acustic
> echo cancelation
> HWEC_NLP_DISABLE        = NO    # NO: default  YES: guarantees
> software tone detection (possible echo)
> HWEC_TX_AUTO_GAIN       = 0     # 0: disable   -40-0: default tx audio
> level to be maintained (-20 default)
> HWEC_RX_AUTO_GAIN       = 0     # 0: disable   -40-0: default tx audio
> level to be maintained (-20 default)
> HWEC_TX_GAIN            = 0             # 0: disable   -24-24: db
> values to be applied to tx signal
> HWEC_RX_GAIN            = 0             # 0: disable   -24-24: db
> values to be applied to tx signal
>
> [w1g1]
> ACTIVE_CH       = ALL
> TDMV_HWEC       = NO
> MTU             = 8
>
> dahdi system.conf
>
> #Sangoma A104 port 1 [slot:4 bus:8 span:1] <wanpipe1>
> span=1,1,0,ccs,hdb3
> bchan=1-15,17-31
> mtp2=16
>
> chan_dahdi.conf
>
> [trunkgroups]
>
> [channels]
> switchtype=euroisdn
> priindication=inband
> context=page
> usecallerid=yes
> hidecallerid=no
> callwaiting=yes
> usecallingpres=yes
> callwaitingcallerid=yes
> threewaycalling=yes
> transfer=yes
> canpark=yes
> cancallforward=yes
> callreturn=yes
> echocancel=no
> echocancelwhenbridged=no
> relaxdtmf=yes
> rxgain=0.0
> txgain=0.0
> group=1
> callgroup=1
> pickupgroup=1
> immediate=no
>
>
>
> group=1
> context=alcatel
> signaling=ss7
> ss7type=itu
> linkset=1
> pointcode=5555
> adjpointcode=11264
> defaultdpc=11264
> networkindicator=national
> sigchan=16
>
> echocancel=no
> ss7_called_nai=dynamic
> ss7_calling_nai=dynamic
> ;ss7_internationalprefix=00
> ;ss7_nationalprefix=0
> ss7_explictacm=yes
> ss7_autoacm=yes
> ss7_use_echocontrol=no
> ss7_default_echocontrol=0
> cicbeginswith=1
> channel=1-15
> cicbeginswith=17
> channel=17-31
> --
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-- 
BIPIN RAGHUVANSHI
OPERATION HEAD
ASTERISK (DEVELOPMENT AND RESEARCH)
WWW.EHORIZONS.IN
011-32323262
011-46334633
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