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</o:shapelayout></xml><![endif]--></head><body lang=PT-BR link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><font size=2 color="#262626" face=Calibri><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#262626'>Check your CPU Usage and try disabling echo cancelation.<o:p></o:p></span></font></p><p class=MsoNormal><font size=2 color="#262626" face=Calibri><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#262626'><o:p> </o:p></span></font></p><p class=MsoNormal><font size=2 color="#262626" face=Calibri><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#262626'><o:p> </o:p></span></font></p><p class=MsoNormal><b><font size=2 face=Tahoma><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";font-weight:bold'>De:</span></font></b><font size=2 face=Tahoma><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> asterisk-ss7-bounces@lists.digium.com [mailto:asterisk-ss7-bounces@lists.digium.com] <b><span style='font-weight:bold'>Em nome de </span></b>bipin singh<br><b><span style='font-weight:bold'>Enviada em:</span></b> sexta-feira, 22 de abril de 2011 1:29<br><b><span style='font-weight:bold'>Para:</span></b> asterisk-ss7@lists.digium.com<br><b><span style='font-weight:bold'>Assunto:</span></b> Re: [asterisk-ss7] often receives BAD FCS errors<o:p></o:p></span></font></p><p class=MsoNormal><font size=3 face=SimSun><span style='font-size:12.0pt'><o:p> </o:p></span></font></p><p class=MsoNormal style='margin-bottom:12.0pt'><font size=3 face=SimSun><span style='font-size:12.0pt'>Hi,<br> Check your chan_dahdi.conf setting some things is wrong .<o:p></o:p></span></font></p><div><p class=MsoNormal><font size=3 face=SimSun><span style='font-size:12.0pt'>2011/4/20 <span lang=ZH-CN>»Æ¶«ÌÎ</span> <<a href="mailto:tprax634@hotmail.com">tprax634@hotmail.com</a>><o:p></o:p></span></font></p><div><p class=MsoNormal style='margin-bottom:12.0pt'><font size=3 face=SimSun><span style='font-size:12.0pt'>Hi,<br><br>Anybody knows why my mtp2 link works fine but continuously appears BAD FCS errors? What causes this error? <br><br><br>Here is my conf:<br>1.dahdi/system.conf<br><br>loadzone=us<br>defaultzone=us<br><br>#Sangoma A102 port 1 [slot:4 bus:4 span:1] <wanpipe1><br>span=1,1,0,ccs,hdb3,crc4<br>bchan=1-15,17-31<br>mtp2=16<br><br>#Sangoma A102 port 2 [slot:4 bus:4 span:2] <wanpipe2><br>span=2,2,0,ccs,hdb3,crc4<br>bchan=32-46,48-62<br>mtp2=47<br><br>2.wanpipe/wanpipe1.conf<br><br>[devices]<br>wanpipe1 = WAN_AFT_TE1, Comment<br><br>[interfaces]<br>w1g1 = wanpipe1, , TDM_VOICE, Comment<br><br>[wanpipe1]<br>CARD_TYPE = AFT<br>S514CPU = A<br>CommPort = PRI<br>AUTO_PCISLOT = NO<br>PCISLOT = 4<br>PCIBUS = 4<br>FE_MEDIA = E1<br>FE_LCODE = HDB3<br>FE_FRAME = CRC4<br>FE_LINE = 1<br>TE_CLOCK = MASTER<br>TE_REF_CLOCK = 0<br>TE_SIG_MODE = CCS<br>TE_HIGHIMPEDANCE = NO<br>TE_RX_SLEVEL = 430<br>LBO = 120OH<br>FE_TXTRISTATE = NO<br>MTU = 1500<br>UDPPORT = 9000<br>TTL = 255<br>IGNORE_FRONT_END = NO<br>TDMV_SPAN = 1<br>TDMV_DCHAN = 0<br>TE_AIS_MAINTENANCE = NO #NO: defualt YES: Start port in AIS Blue Alarm and keep line down<br> #wanpipemon -i w1g1 -c Ttx_ais_off to disable AIS maintenance mode<br> #wanpipemon -i w1g1 -c Ttx_ais_on to enable AIS maintenance mode<br>TDMV_HW_DTMF = NO # YES: receive dtmf events from hardware<br>TDMV_HW_FAX_DETECT = NO # YES: receive fax 1100hz events from hardware<br>HWEC_OPERATION_MODE = OCT_NORMAL # OCT_NORMAL: echo cancelation enabled with nlp (default)<br> # OCT_SPEECH: improves software tone detection by disabling NLP (echo possible)<br> # OCT_NO_ECHO:disables echo cancelation but allows VQE/tone functions.<br>HWEC_DTMF_REMOVAL = NO # NO: default YES: remove dtmf out of incoming media (must have hwdtmf enabled)<br>HWEC_NOISE_REDUCTION = NO # NO: default YES: reduces noise on the line - could break fax<br>HWEC_ACUSTIC_ECHO = NO # NO: default YES: enables acustic echo cancelation<br>HWEC_NLP_DISABLE = NO # NO: default YES: guarantees software tone detection (possible echo)<br>HWEC_TX_AUTO_GAIN = 0 # 0: disable -40-0: default tx audio level to be maintained (-20 default)<br>HWEC_RX_AUTO_GAIN = 0 # 0: disable -40-0: default tx audio level to be maintained (-20 default)<br>HWEC_TX_GAIN = 0 # 0: disable -24-24: db values to be applied to tx signal<br>HWEC_RX_GAIN = 0 # 0: disable -24-24: db values to be applied to tx signal<br><br>[w1g1]<br>ACTIVE_CH = ALL<br>TDMV_HWEC = NO<br>MTU = 8<o:p></o:p></span></font></p></div><p class=MsoNormal><font size=3 face=SimSun><span style='font-size:12.0pt'><br>--<br>_____________________________________________________________________<br>-- Bandwidth and Colocation Provided by <a href="http://www.api-digital.com" target="_blank">http://www.api-digital.com</a> --<br><br>asterisk-ss7 mailing list<br>To UNSUBSCRIBE or update options visit:<br> <a href="http://lists.digium.com/mailman/listinfo/asterisk-ss7" target="_blank">http://lists.digium.com/mailman/listinfo/asterisk-ss7</a><o:p></o:p></span></font></p></div><p class=MsoNormal><font size=3 face=SimSun><span style='font-size:12.0pt'><br><br clear=all><br>-- <br>BIPIN RAGHUVANSHI<br>OPERATION HEAD<br>ASTERISK (DEVELOPMENT AND RESEARCH) <br><a href="http://WWW.EHORIZONS.IN">WWW.EHORIZONS.IN</a><br>011-32323262<br>011-46334633<o:p></o:p></span></font></p></div></body></html>