ATA:Not able send/receive fax(IP Fax)

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Aug 16th, 2009
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Running CCM 4.1

Central location and branch location connected through WAN link.We are registered ATA at both location to the same CCM. We can able to make a voice call between these two ATA's,but not able send the fax.When we try to send the fax,fax machine displys "communication error".

Help me out!!!


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irisrios Fri, 08/21/2009 - 10:26
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Set the clocking on the GW:

Please add this command to the GW config in global config mode:

network-clock-select 1 e1 0/0/0

Set the ATA for fax:

Please set these settings on the ATA box:

Audio mode: 0x00150015

Connect mode: 0x90000400

Configuring and Troubleshooting the Cisco ATA 186 with Fax:


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