[asterisk-ss7] setting up two asterisk server as ss7 back to back.

[marek cervenka]

>> Try to switch off the hardware echo canceler
>> TDMV_HWEC       = YES
>
> i can confirm that this
> TDMV_HWEC       = NO
> solve problem

this problem can be solved by disabling EC on signalling channel (i.e. 1)
wan_ec_client wanpipe1 disable 1

> reported to support at sangoma.com
>
>> On Monday 03 December 2007, Goke Aruna wrote:
>>> I have used asterisk-1.4.14, zaptel-1.4.7, chan_ss7-1.0.0
>>> on FC7 all went okay. using sangoma a104dx on both
>>> machine.
>>>
>>> I followed the write up on
>>> http://www.voip-info.org/wiki/index.php?page=Asterisk+ss7
>>> +setup
>>>
>>> I have the cross over cable between them.
>>>
>>> however, wanpipe shows connected but the signaling link
>>> does not align.
>>>
>>> i have my configs for host A
>>>
>>> ##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          = 15
>>> FE_MEDIA        = E1
>>> FE_LCODE        = HDB3
>>> FE_FRAME        = NCRC4
>>> FE_LINE         = 1
>>> TE_CLOCK        = MASTER
>>> TE_REF_CLOCK    = 0
>>> TE_HIGHIMPEDANCE        = NO
>>> LBO             = 120OH
>>> TE_SIG_MODE     = CCS
>>> FE_TXTRISTATE   = NO
>>> MTU             = 1500
>>> UDPPORT         = 9000
>>> TTL             = 255
>>> IGNORE_FRONT_END = NO
>>> TDMV_SPAN       = 1
>>> TDMV_DCHAN      = 0
>>>
>>> [w1g1]
>>> ACTIVE_CH       = ALL
>>> TDMV_ECHO_OFF   = NO
>>> TDMV_HWEC       = YES
>>>
>>>
>>> # zaptel.conf
>>>
>>> loadzone=uk
>>> defaultzone=uk
>>>
>>> span=1,1,0,ccs,hdb3
>>> bchan=1-31
>>>
>>> ### ss7.conf
>>>
>>> [linkset-ennie]
>>> enabled => yes
>>> use_connect => yes
>>> enable_st => no
>>> hunting_policy => odd_lru
>>> subservice => auto
>>> context = default
>>>
>>> [link-l1]
>>> linkset => ennie
>>> channels => 1-15,17-31
>>> schannel => 16
>>> firstcic => 1
>>> enabled => yes
>>>
>>> [link-l2]
>>> linkset => ennie
>>> channels => 1-31
>>> schannel =>
>>> firstcic => 33
>>> enabled => yes
>>>
>>> [link-l3]
>>> linkset => ennie
>>> channels => 1-31
>>> schannel =>
>>> firstcic => 65
>>> enabled => no
>>>
>>> [link-l4]
>>> linkset => ennie
>>> channels => 1-31
>>> schannel =>
>>> firstcic => 97
>>> enabled => no
>>>
>>> [host-A]
>>> enabled => yes
>>> opc => 998
>>> dpc => ennie:98
>>> links => l1:1
>>>
>>>
>>> for the slave host B
>>>
>>> ##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          = 15
>>> FE_MEDIA        = E1
>>> FE_LCODE        = HDB3
>>> FE_FRAME        = NCRC4
>>> FE_LINE         = 1
>>> TE_CLOCK        = NORMAL
>>> TE_REF_CLOCK    = 0
>>> TE_HIGHIMPEDANCE        = NO
>>> LBO             = 120OH
>>> TE_SIG_MODE     = CCS
>>> FE_TXTRISTATE   = NO
>>> MTU             = 1500
>>> UDPPORT         = 9000
>>> TTL             = 255
>>> IGNORE_FRONT_END = NO
>>> TDMV_SPAN       = 1
>>> TDMV_DCHAN      = 0
>>>
>>> [w1g1]
>>> ACTIVE_CH       = ALL
>>> TDMV_ECHO_OFF   = NO
>>> TDMV_HWEC       = YES
>>>
>>>
>>> # zaptel.conf
>>>
>>> loadzone=uk
>>> defaultzone=uk
>>>
>>> span=1,0,0,ccs,hdb3
>>> bchan=1-31
>>>
>>> ### ss7.conf
>>>
>>> [linkset-mahmud]
>>> enabled => yes
>>> use_connect => yes
>>> enable_st => no
>>> hunting_policy => odd_lru
>>> subservice => auto
>>> context = default
>>>
>>> [link-l1]
>>> linkset => mahmud
>>> channels => 1-15,17-31
>>> schannel => 16
>>> firstcic => 1
>>> enabled => yes
>>>
>>> [link-l2]
>>> linkset => mahmud
>>> channels => 1-31
>>> schannel =>
>>> firstcic => 33
>>> enabled => no
>>>
>>> [link-l3]
>>> linkset => mahmud
>>> channels => 1-31
>>> schannel =>
>>> firstcic => 65
>>> enabled => no
>>>
>>> [link-l4]
>>> linkset => mahmud
>>> channels => 1-31
>>> schannel =>
>>> firstcic => 97
>>> enabled => no
>>>
>>> [host-B]
>>> enabled => yes
>>> opc => 98
>>> dpc => mahmud:998
>>> links => l1:1
>
> ---------------------------------------
> Marek Cervenka
> =======================================
>
>
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---------------------------------------
Marek Cervenka
Centrum Vypocetni Techniky
CVT 		- http://cvt.fpf.slu.cz
FPF SLU OPAVA 	- http://www.fpf.slu.cz
LCNA 		- http://lcna.slu.cz
=======================================