<html><head><style type='text/css'>p { margin: 0; }</style></head><body><div style='font-family: Arial; font-size: 10pt; color: #000000'>Olá pessoal, estou com um problema sério aqui, tenho uma Digivoice VB0408 com 4 canais que está me dando problema com eco, no início da ligação fica tudo OK, algum tempo depois começa a ter muito eco, quem está do outro lado da linha (tendo recebido ou feito a chamada) não ouve o eco.<br><br>Constatei que o problema vem da placa porque quando fazemos ligações entre os ramais ou entre as filiais (entre servidores asterisk) não existe o problema do eco.<br><br>No digivoice.conf já alterei o echocan para 5, mas não mudou nada.<br><br>A seção [port_config] do meu digivoice.conf:<br><br><span style="font-family: Courier New,courier,monaco,monospace,sans-serif;">[port_config]</span><br style="font-family: Courier New,courier,monaco,monospace,sans-serif;"><span style="font-family: Courier New,courier,monaco,monospace,sans-serif;">; -> Exemplo de configuracao para placa FXO 8 canais/portas.</span><br style="font-family: Courier New,courier,monaco,monospace,sans-serif;"><span style="font-family: Courier New,courier,monaco,monospace,sans-serif;">signalling=fxo</span><br style="font-family: Courier New,courier,monaco,monospace,sans-serif;"><span style="font-family: Courier New,courier,monaco,monospace,sans-serif;">context=cham_externa</span><br style="font-family: Courier New,courier,monaco,monospace,sans-serif;"><span style="font-family: Courier New,courier,monaco,monospace,sans-serif;">language=pt_BR</span><br style="font-family: Courier New,courier,monaco,monospace,sans-serif;"><span style="font-family: Courier New,courier,monaco,monospace,sans-serif;">accountcode=</span><br style="font-family: Courier New,courier,monaco,monospace,sans-serif;"><span style="font-family: Courier New,courier,monaco,monospace,sans-serif;">musiconhold=</span><br style="font-family: Courier New,courier,monaco,monospace,sans-serif;"><span style="font-family: Courier New,courier,monaco,monospace,sans-serif;">tx_gain=-6</span><br style="font-family: Courier New,courier,monaco,monospace,sans-serif;"><span style="font-family: Courier New,courier,monaco,monospace,sans-serif;">rx_gain=0</span><br style="font-family: Courier New,courier,monaco,monospace,sans-serif;"><span style="font-family: Courier New,courier,monaco,monospace,sans-serif;">echocan=5</span><br style="font-family: Courier New,courier,monaco,monospace,sans-serif;"><span style="font-family: Courier New,courier,monaco,monospace,sans-serif;">echotraining=800</span><br style="font-family: Courier New,courier,monaco,monospace,sans-serif;"><span style="font-family: Courier New,courier,monaco,monospace,sans-serif;">callprogress=cp_default.cfg</span><br style="font-family: Courier New,courier,monaco,monospace,sans-serif;"><span style="font-family: Courier New,courier,monaco,monospace,sans-serif;">silence_threshold=-36</span><br style="font-family: Courier New,courier,monaco,monospace,sans-serif;"><span style="font-family: Courier New,courier,monaco,monospace,sans-serif;">relaxdtmf=1</span><br style="font-family: Courier New,courier,monaco,monospace,sans-serif;"><span style="font-family: Courier New,courier,monaco,monospace,sans-serif;">gen_dtmf=1</span><br style="font-family: Courier New,courier,monaco,monospace,sans-serif;"><span style="font-family: Courier New,courier,monaco,monospace,sans-serif;">gen_ringback=1</span><br style="font-family: Courier New,courier,monaco,monospace,sans-serif;"><span style="font-family: Courier New,courier,monaco,monospace,sans-serif;">gen_busy=1</span><br style="font-family: Courier New,courier,monaco,monospace,sans-serif;"><span style="font-family: Courier New,courier,monaco,monospace,sans-serif;">dtmf_to_asterisk=2</span><br style="font-family: Courier New,courier,monaco,monospace,sans-serif;"><span style="font-family: Courier New,courier,monaco,monospace,sans-serif;">faxdetection=1</span><br style="font-family: Courier New,courier,monaco,monospace,sans-serif;"><span style="font-family: Courier New,courier,monaco,monospace,sans-serif;">drop_tx_samples_factor=33</span><br style="font-family: Courier New,courier,monaco,monospace,sans-serif;"><span style="font-family: Courier New,courier,monaco,monospace,sans-serif;">wait_dialtone=1</span><br style="font-family: Courier New,courier,monaco,monospace,sans-serif;"><span style="font-family: Courier New,courier,monaco,monospace,sans-serif;">dialtone_timeout=3000</span><br style="font-family: Courier New,courier,monaco,monospace,sans-serif;"><span style="font-family: Courier New,courier,monaco,monospace,sans-serif;">ports=>1-4</span><br style="font-family: Courier New,courier,monaco,monospace,sans-serif;"><br>O meu server é um Dell PowerEdge 840 com 8G de memória e Xeon X3220 QuadCore 2.4GHz, portanto não creio que o problema possa vir da capacidade do servidor.<br><br>Alguém tem alguma sugestão?<br><br>Desde já agradeço!<br><div><div><div><font size="2"><span style="color: rgb(204, 0, 0); font-weight: bold;">Erick Delgado</span></font></div></div></div><br></div></body></html>