If you have no infrastructure to handle voip service, give Asterisk a try. Though, fax over IP is notoriously difficult to get working from my experience. For more info, check out the Digium lists: http://lists.digium.com/mailman/listinfo/ ... and google! On 09/12/2011 06:12 AM, hadi motamedi wrote: > On 9/12/11, Fajar Priyanto<fajarpri at arinet.org> wrote: >> On Mon, Sep 12, 2011 at 6:02 PM, hadi motamedi<motamedi24 at gmail.com> wrote: >>> Thank you very much for your help. I got the point. So it is fax over >>> ip provider-specific but not centos-specific. Sorry for my mistake . I >>> thought that it is like sip phone client issue as I didn't find >>> anything specific from 'yum search fax' . >> I seriously think you should use google more often. >> _______________________________________________ >> CentOS mailing list >> CentOS at centos.org >> http://lists.centos.org/mailman/listinfo/centos >> > Yes, you are right. I did it but the output of "yum search fax" made > me doubtful if it is centos-specific. Sorry again for my mistake . For > sip phone, the "yum search sip" provided me with the correct result. > Thank you again > _______________________________________________ > CentOS mailing list > CentOS at centos.org > http://lists.centos.org/mailman/listinfo/centos > > -- Aaron Krohn Web Force Systems Business Office: 131 Dillmont Drive, Suite 201 Columbus, OH 43235 Direct: 614-384-0019 Fax: 614-785-0871 Tech Support / Help Desk Direct: 614-384-0020