modems over sip sucketh. dont do that. On Thu, May 13, 2010 at 3:29 PM, Michael Scheidell <[email protected]> wrote: > On 5/13/10 3:20 PM, Ken Fulmer wrote: > > We are having a problem with Cisco ATA 186 and a credit card terminal. We’re > using sipXbridge to terminate a sip trunk from the carrier. It takes about > ten attempts to get a card to swipe. Faxes work properly, however. > > > > a CC terminal communicates via modem, you take digital signals (the data) > convert to analog (the modem), its SORTA voice (you better be using G.711 > ). then sip takes the analog back to digital, then at the other end, back > again > > Delays, data loss, anything can mess it up. > > eg: don't use modems through a sip trunk. use through a pstn only. > > if you MUST, drop the cc terminal to 1200 baud. > > -- > Michael Scheidell, CTO > Phone: 561-999-5000, x 1259 >> | SECNAP Network Security Corporation > > Certified SNORT Integrator > 2008-9 Hot Company Award Winner, World Executive Alliance > Five-Star Partner Program 2009, VARBusiness > Best Anti-Spam Product 2008, Network Products Guide > King of Spam Filters, SC Magazine 2008 > > ________________________________ > > This email has been scanned and certified safe by SpammerTrap®. > For Information please see http://www.secnap.com/products/spammertrap/ > > ________________________________ > > _______________________________________________ > sipx-users mailing list [email protected] > List Archive: http://list.sipfoundry.org/archive/sipx-users > Unsubscribe: http://list.sipfoundry.org/mailman/listinfo/sipx-users > sipXecs IP PBX -- http://www.sipfoundry.org/ >
-- ====================== Tony Graziano, Manager Telephone: 434.984.8430 sip: [email protected] Fax: 434.984.8431 Email: [email protected] LAN/Telephony/Security and Control Systems Helpdesk: Telephone: 434.984.8426 sip: [email protected] Fax: 434.984.8427 Helpdesk Contract Customers: http://www.myitdepartment.net/gethelp/ Why do mathematicians always confuse Halloween and Christmas? Because 31 Oct = 25 Dec. _______________________________________________ sipx-users mailing list [email protected] List Archive: http://list.sipfoundry.org/archive/sipx-users Unsubscribe: http://list.sipfoundry.org/mailman/listinfo/sipx-users sipXecs IP PBX -- http://www.sipfoundry.org/
