<div dir="ltr"><div>Hi ,<br></div>Try libss7 for ss7 signalling. <br></div><div class="gmail_extra"><br><br><div class="gmail_quote">On Wed, Jun 12, 2013 at 1:03 PM, Simon Handschin <span dir="ltr">&lt;<a href="mailto:simon.handschin@gmail.com" target="_blank">simon.handschin@gmail.com</a>&gt;</span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Hi Everybody!<div><br></div><div>I have some problems with echo and noises during calls. I played a bit with echo_train and echo_taps but no change. </div>
<div><br></div><div>Have someone similar problems?</div>
<div><br></div><div><br></div><div>Here is my setup:</div><div><br></div><div>Chan_ss7
2.1.0<br></div><div>

<p><span lang="FR-CH">Asterisk
1.8.9.3</span></p><p><span lang="FR-CH">Dahdi 2.6.0</span></p>

<p><span lang="FR-CH">Sangoma
A104 (No HWEC)</span></p>

<p><span lang="FR-CH">Wanpipe
3.5.25</span></p><p><span lang="FR-CH"><br></span></p><p><span lang="FR-CH">ss7.conf: </span></p><p>[linkset-siuc]</p><p>enable_st =&gt; no</p><p>use_connect =&gt; no</p>
<p>hunting_policy =&gt; even_mru</p><p>context =&gt; custom</p><p>language =&gt; de</p><p>t35 =&gt; 3500,st</p><p>subservice =&gt; auto</p><p>variant =&gt; ITU</p><p>
<br></p><p><br></p><p>[link-l1]</p><p>linkset =&gt; siuc</p><p>channels =&gt; 2-31</p><p>schannel =&gt; 1</p><p>firstcic =&gt; 1</p><p>enabled =&gt; yes</p><p>
sltm =&gt; no</p><p>sls=0</p><p>echocancel =&gt; allways</p><p>echocan_train =&gt; 10</p><p>echocan_taps =&gt; 128</p><p><br></p><p>[link-l2]</p><p>linkset =&gt; siuc</p>
<p>channels =&gt; 1-31</p><p>schannel =&gt;</p><p>firstcic =&gt; 33</p><p>enabled =&gt; yes</p><p>sltm =&gt; no</p><p>sls=0</p><p>echocancel =&gt; allways</p>
<p>echocan_train =&gt; 10</p><p>echocan_taps =&gt; 128</p><p><br></p><p>[link-l3]</p><p>linkset =&gt; siuc</p><p>channels =&gt; 1-31</p><p>schannel =&gt;</p><p>
firstcic =&gt; 65</p><p>enabled =&gt; yes</p><p>sltm =&gt; no</p><p>sls=0</p><p>echocancel =&gt; allways</p><p>echocan_train =&gt; 10</p><p>echocan_taps =&gt; 128</p><p>
<br></p><p>[link-l4]</p><p>linkset =&gt; siuc</p><p>channels =&gt; 1-31</p><p>schannel =&gt;</p><p>firstcic =&gt; 97</p><p>enabled =&gt; yes</p><p>sltm =&gt; no</p>
<p>sls=0</p><p>echocancel =&gt; allways</p><p>echocan_train =&gt; 10</p><p>echocan_taps =&gt; 128</p><p><br></p><p>[host-SS7-1]</p><p>;if-1 =&gt; 10.1.40.71</p>
<p>enabled =&gt; yes</p><p>opc =&gt; 1601</p><p>dpc =&gt; siuc:300</p><p>links =&gt; l1:1,l2:2,l3:3,l4:4                    ;span 1 of dahdi/system.conf</p><p>;globaltitle =&gt; 0x00, 0x03, 0x01, 7773</p>
<p>ssn =&gt; 7</p><p><br></p><p><span lang="FR-CH"></span></p><p><br></p><p><br></p><p>chan_dahdi.conf:</p><p>;autogenerated by /usr/sbin/wancfg_dahdi do not hand edit</p>
<p>;autogenrated on 2009-03-18</p><p>;Dahdi Channels Configurations </p><p>;For detailed Dahdi options, view /etc/asterisk/chan_dahdi.conf.bak</p><p><br></p><p>[trunkgroups]</p>
<p><br></p><p>[channels]</p><p>context=default</p><p>usecallerid=yes</p><p>hidecallerid=no</p><p>callwaiting=yes</p><p>usecallingpres=yes</p><p>callwaitingcallerid=yes</p>
<p>threewaycalling=yes</p><p>transfer=yes</p><p>canpark=yes</p><p>cancallforward=yes</p><p>callreturn=yes</p><p>echocancel=yes</p><p>echocancelwhenbridged=yes</p>
<p>relaxdtmf=yes</p><p>rxgain=8</p><p>txgain=-3</p><p>group=1</p><p>callgroup=1</p><p>pickupgroup=1</p><p>immediate=no</p><p>toneduration=50</p><div>
<br></div><div><br></div><div>dahdi systems.conf:</div><div><div>#autogenerated by /usr/sbin/wancfg_dahdi do not hand edit</div><div>#autogenrated on 2009-07-23</div><div>#Dahdi Channels Configurations </div><div>
#For detailed Dahdi options, view /etc/dahdi/system.conf.bak</div><div>loadzone=de</div><div>defaultzone=de</div><div><br></div><div>#Sangoma A104 port 1 [slot:3 bus:13 span:1] &lt;wanpipe1&gt;</div><div>span=1,1,0,ccs,hdb3,crc4</div>

<div>bchan=2-31</div><div>mtp2=1</div><div>echocanceller=mg2,2-31</div><div>txgain=-3</div><div>rxgain=8</div><div><br></div><div>#Sangoma A104 port 2 [slot:3 bus:13 span:2] &lt;wanpipe2&gt;</div><div>span=2,1,0,ccs,hdb3,crc4</div>

<div>bchan=32-63</div><div>echocanceller=mg2,32-63</div><div>txgain=-3</div><div>rxgain=8</div><div><br></div><div>#Sangoma A104 port 3 [slot:3 bus:13 span:3] &lt;wanpipe3&gt;</div><div>span=3,1,0,ccs,hdb3,crc4</div><div>

bchan=64-95</div><div>echocanceller=mg2,64-95</div><div>txgain=-3</div><div>rxgain=8</div><div><br></div><div>#Sangoma A104 port 4 [slot:3 bus:13 span:4] &lt;wanpipe4&gt;</div><div>span=4,1,0,ccs,hdb3,crc4</div><div>bchan=96-124</div>

<div>echocanceller=mg2,96-124</div><div>txgain=-3</div><div>rxgain=8</div><div><br></div><div><br></div><div><br></div><div>wanpipe1.conf:</div><div><div>#================================================</div>
<div># WANPIPE1 Configuration File</div><div>#================================================</div><div>#</div><div># Date: Wed Dec  6 20:29:03 UTC 2006</div><div>#</div><div># Note: This file was generated automatically</div>

<div>#       by /usr/local/sbin/setup-sangoma program.</div><div>#</div><div>#       If you want to edit this file, it is</div><div>#       recommended that you use wancfg program</div><div>#       to do so.</div><div>#================================================</div>

<div># Sangoma Technologies Inc.</div><div>#================================================</div><div><br></div><div>[devices]</div><div>wanpipe1 = WAN_AFT_TE1, Comment</div><div><br></div><div>[interfaces]</div><div>w1g1 = wanpipe1, , TDM_VOICE, Comment</div>

<div><br></div><div>[wanpipe1]</div><div>CARD_TYPE <span style="white-space:pre-wrap">        </span>= AFT</div><div>S514CPU <span style="white-space:pre-wrap">        </span>= A</div><div>CommPort <span style="white-space:pre-wrap">        </span>= PRI</div>

<div>AUTO_PCISLOT <span style="white-space:pre-wrap">        </span>= NO</div><div>PCISLOT <span style="white-space:pre-wrap">        </span>= 3</div><div>PCIBUS  <span style="white-space:pre-wrap">        </span>= 13</div><div>FE_MEDIA<span style="white-space:pre-wrap">        </span>= E1</div>

<div>FE_LCODE<span style="white-space:pre-wrap">        </span>= HDB3</div><div>FE_FRAME<span style="white-space:pre-wrap">        </span>= CRC4</div><div>FE_LINE<span style="white-space:pre-wrap">                </span>= 1</div><div>TE_CLOCK <span style="white-space:pre-wrap">        </span>= NORMAL</div>

<div>TE_REF_CLOCK    = 1 # alt 0</div><div>TE_SIG_MODE     = CCS</div><div>TE_HIGHIMPEDANCE<span style="white-space:pre-wrap">        </span>= NO</div><div><br></div><div>LBO <span style="white-space:pre-wrap">                </span>= 120OH</div>

<div>FE_TXTRISTATE<span style="white-space:pre-wrap">        </span>= NO</div><div>MTU <span style="white-space:pre-wrap">                </span>= 1500</div><div>UDPPORT<span style="white-space:pre-wrap">                </span>= 9000</div><div>
TTL<span style="white-space:pre-wrap">                </span>= 255</div><div>IGNORE_FRONT_END<span style="white-space:pre-wrap">        </span>= NO</div><div>TDMV_SPAN<span style="white-space:pre-wrap">                </span>= 1</div><div>TDMV_DCHAN<span style="white-space:pre-wrap">                </span>= 16</div>

<div>TDMV_HW_DTMF<span style="white-space:pre-wrap">        </span>= YES </div><div>TDMV_HW_FAX_DETECT = NO</div><div>[w1g1]</div><div>ACTIVE_CH<span style="white-space:pre-wrap">        </span>= ALL</div><div>TDMV_HWEC<span style="white-space:pre-wrap">        </span>= NO</div>

<div><br></div><div><br></div><div><br></div><div>wanpipe2.conf:</div><div><div>#================================================</div><div># WANPIPE1 Configuration File</div><div>#================================================</div>

<div>#</div><div># Date: Wed Dec  6 20:29:03 UTC 2006</div><div>#</div><div># Note: This file was generated automatically</div><div>#       by /usr/local/sbin/setup-sangoma program.</div><div>#</div><div>#       If you want to edit this file, it is</div>

<div>#       recommended that you use wancfg program</div><div>#       to do so.</div><div>#================================================</div><div># Sangoma Technologies Inc.</div><div>#================================================</div>

<div><br></div><div>[devices]</div><div>wanpipe2 = WAN_AFT_TE1, Comment</div><div><br></div><div>[interfaces]</div><div>w2g1 = wanpipe2, , TDM_VOICE, Comment</div><div><br></div><div>[wanpipe2]</div><div>CARD_TYPE <span style="white-space:pre-wrap">        </span>= AFT</div>

<div>S514CPU <span style="white-space:pre-wrap">        </span>= A</div><div>CommPort <span style="white-space:pre-wrap">        </span>= PRI</div><div>AUTO_PCISLOT <span style="white-space:pre-wrap">        </span>= NO</div><div>
PCISLOT <span style="white-space:pre-wrap">        </span>= 3</div><div>PCIBUS  <span style="white-space:pre-wrap">        </span>= 13</div><div>FE_MEDIA<span style="white-space:pre-wrap">        </span>= E1</div><div>FE_LCODE<span style="white-space:pre-wrap">        </span>= HDB3</div>

<div>FE_FRAME<span style="white-space:pre-wrap">        </span>= CRC4</div><div>FE_LINE<span style="white-space:pre-wrap">                </span>= 2</div><div>TE_CLOCK <span style="white-space:pre-wrap">        </span>= NORMAL # ALT NORMAL</div>
<div>TE_REF_CLOCK    = 1 # ALT 0</div><div><br></div><div>TE_SIG_MODE     = CCS</div><div>TE_HIGHIMPEDANCE<span style="white-space:pre-wrap">        </span>= NO</div><div><br></div><div>LBO <span style="white-space:pre-wrap">                </span>= 120OH</div>

<div>FE_TXTRISTATE<span style="white-space:pre-wrap">        </span>= NO</div><div>MTU <span style="white-space:pre-wrap">                </span>= 1500</div><div>UDPPORT<span style="white-space:pre-wrap">                </span>= 9000</div><div>
TTL<span style="white-space:pre-wrap">                </span>= 255</div><div>IGNORE_FRONT_END<span style="white-space:pre-wrap">        </span>= NO</div><div>TDMV_SPAN<span style="white-space:pre-wrap">                </span>= 2</div><div>TDMV_DCHAN<span style="white-space:pre-wrap">                </span>= 16</div>

<div>TDMV_HW_DTMF<span style="white-space:pre-wrap">        </span>= NO</div><div>TDMV_HW_FAX_DETECT = NO</div><div><br></div><div>[w2g1]</div><div>ACTIVE_CH<span style="white-space:pre-wrap">        </span>= ALL</div><div>TDMV_HWEC<span style="white-space:pre-wrap">        </span>= NO</div>

<div><br></div><div><br></div><div><br></div><div>wanpipe3.conf:</div><div><div>#================================================</div><div># WANPIPE1 Configuration File</div><div>#================================================</div>

<div>#</div><div># Date: Wed Dec  6 20:29:03 UTC 2006</div><div>#</div><div># Note: This file was generated automatically</div><div>#       by /usr/local/sbin/setup-sangoma program.</div><div>#</div><div>#       If you want to edit this file, it is</div>

<div>#       recommended that you use wancfg program</div><div>#       to do so.</div><div>#================================================</div><div># Sangoma Technologies Inc.</div><div>#================================================</div>

<div><br></div><div>[devices]</div><div>wanpipe3 = WAN_AFT_TE1, Comment</div><div><br></div><div>[interfaces]</div><div>w3g1 = wanpipe3, , TDM_VOICE, Comment</div><div><br></div><div>[wanpipe3]</div><div>CARD_TYPE <span style="white-space:pre-wrap">        </span>= AFT</div>

<div>S514CPU <span style="white-space:pre-wrap">        </span>= A</div><div>CommPort <span style="white-space:pre-wrap">        </span>= PRI</div><div>AUTO_PCISLOT <span style="white-space:pre-wrap">        </span>= NO</div><div>
PCISLOT <span style="white-space:pre-wrap">        </span>= 3</div><div>PCIBUS  <span style="white-space:pre-wrap">        </span>= 13</div><div>FE_MEDIA<span style="white-space:pre-wrap">        </span>= E1</div><div>FE_LCODE<span style="white-space:pre-wrap">        </span>= HDB3</div>

<div>FE_FRAME<span style="white-space:pre-wrap">        </span>= CRC4</div><div>FE_LINE<span style="white-space:pre-wrap">                </span>= 3</div><div>TE_CLOCK <span style="white-space:pre-wrap">        </span>= NORMAL # ALT NORMAL</div>
<div>TE_REF_CLOCK    = 1 # alt 0</div><div>TE_SIG_MODE     = CCS</div><div>TE_HIGHIMPEDANCE<span style="white-space:pre-wrap">        </span>= NO</div><div><br></div><div>LBO <span style="white-space:pre-wrap">                </span>= 120OH</div>

<div>FE_TXTRISTATE<span style="white-space:pre-wrap">        </span>= NO</div><div>MTU <span style="white-space:pre-wrap">                </span>= 1500</div><div>UDPPORT<span style="white-space:pre-wrap">                </span>= 9000</div><div>
TTL<span style="white-space:pre-wrap">                </span>= 255</div><div>IGNORE_FRONT_END<span style="white-space:pre-wrap">        </span>= NO</div><div>TDMV_SPAN<span style="white-space:pre-wrap">                </span>= 3</div><div>TDMV_DCHAN<span style="white-space:pre-wrap">                </span>= 16</div>

<div>TDMV_HW_DTMF<span style="white-space:pre-wrap">        </span>= NO</div><div>TDMV_HW_FAX_DETECT = NO</div><div><br></div><div>[w3g1]</div><div>ACTIVE_CH<span style="white-space:pre-wrap">        </span>= ALL</div><div>TDMV_HWEC<span style="white-space:pre-wrap">        </span>= NO</div>

<div><br></div><div><br></div><div>wanpipe4.conf:</div><div><div>#================================================</div><div># WANPIPE1 Configuration File</div><div>#================================================</div>

<div>#</div><div># Date: Wed Dec  6 20:29:03 UTC 2006</div><div>#</div><div># Note: This file was generated automatically</div><div>#       by /usr/local/sbin/setup-sangoma program.</div><div>#</div><div>#       If you want to edit this file, it is</div>

<div>#       recommended that you use wancfg program</div><div>#       to do so.</div><div>#================================================</div><div># Sangoma Technologies Inc.</div><div>#================================================</div>

<div><br></div><div>[devices]</div><div>wanpipe4 = WAN_AFT_TE1, Comment</div><div><br></div><div>[interfaces]</div><div>w4g1 = wanpipe4, , TDM_VOICE, Comment</div><div><br></div><div>[wanpipe4]</div><div>CARD_TYPE <span style="white-space:pre-wrap">        </span>= AFT</div>

<div>S514CPU <span style="white-space:pre-wrap">        </span>= A</div><div>CommPort <span style="white-space:pre-wrap">        </span>= PRI</div><div>AUTO_PCISLOT <span style="white-space:pre-wrap">        </span>= NO</div><div>
PCISLOT <span style="white-space:pre-wrap">        </span>= 3</div><div>PCIBUS  <span style="white-space:pre-wrap">        </span>= 13</div><div>FE_MEDIA<span style="white-space:pre-wrap">        </span>= E1</div><div>FE_LCODE<span style="white-space:pre-wrap">        </span>= HDB3</div>

<div>FE_FRAME<span style="white-space:pre-wrap">        </span>= CRC4</div><div>FE_LINE<span style="white-space:pre-wrap">                </span>= 4</div><div>TE_CLOCK <span style="white-space:pre-wrap">        </span>= NORMAL # ALT NORMAL</div>
<div>TE_REF_CLOCK    = 1 # ALT 0</div><div>TE_SIG_MODE     = CCS</div><div>TE_HIGHIMPEDANCE<span style="white-space:pre-wrap">        </span>= NO</div><div><br></div><div>LBO <span style="white-space:pre-wrap">                </span>= 120OH</div>

<div>FE_TXTRISTATE<span style="white-space:pre-wrap">        </span>= NO</div><div>MTU <span style="white-space:pre-wrap">                </span>= 1500</div><div>UDPPORT<span style="white-space:pre-wrap">                </span>= 9000</div><div>
TTL<span style="white-space:pre-wrap">                </span>= 255</div><div>IGNORE_FRONT_END<span style="white-space:pre-wrap">        </span>= NO</div><div>TDMV_SPAN<span style="white-space:pre-wrap">                </span>= 4</div><div>TDMV_DCHAN<span style="white-space:pre-wrap">                </span>= 16</div>

<div>TDMV_HW_DTMF<span style="white-space:pre-wrap">        </span>= NO</div><div>TDMV_HW_FAX_DETECT = NO</div><div><br></div><div>[w4g1]</div><div>ACTIVE_CH<span style="white-space:pre-wrap">        </span>= ALL</div><div>TDMV_HWEC<span style="white-space:pre-wrap">        </span>= NO</div>

<div><br></div></div></div></div></div><div><br></div><div><br></div><div><br></div></div><div><br></div></div></div>
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