setting up two asterisk server as ss7 back to back.

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> Try to switch off the hardware echo canceler
> TDMV_HWEC       = YES

i can confirm that this
TDMV_HWEC       = NO
solve problem

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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