Chapter 13. Troubleshooting T.37 Store-and-Forward Fax
Implementations of T.37 store-and-forward fax on Cisco IOS voice gateways require that the gateway handle both telephony and Simple Mail Transfer Protocol (SMTP) interface connections along with an image-conversion process. These additional tasks result in a higher degree of complexity for the voice gateway compared to handling and processing a standard fax passthrough or fax relay call.
This increased involvement by the Cisco voice gateway in T.37 store-and-forward fax calls results in much longer configurations and additional debug options. Subsequently, T.37-specific problems require a different troubleshooting methodology to deal with the increased complexity of this unique fax transport ...
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