User's Manual
Firmware Version 1.0.0.5 
UCM6510 IP PBX User Manual 
Page 127 of 192 
FAX/T.38 
The UCM6510 supports T.30/T.38 Fax and Fax Pass-through. It can also convert the received Fax to PDF 
format  and  send  it  to  the  configured  Email  address.  Fax/T.38  settings  can  be  accessed  via  web 
GUI->PBX->Internal Options->FAX/T.38. 
CONFIGURE FAX/T.38 
  Click on "Create New Fax Extension". In the popped up window, fill the extension, name and Email 
address to send the received Fax to. 
  Click on "Fax Settings" to configure the Fax parameters. 
Table 40: FAX/T.38 Settings 
Enable Error Correction Mode 
Configure  to  enable  Error  Correction  Mode  (ECM)  for  the  Fax.  The 
default setting is "Yes". 
Maximum Transfer Rate 
Configure  the  maximum  transfer  rate  during  the  Fax  rate  negotiation. 
The possible values are 2400, 4800, 7200, 9600, 12000 and 14400. The 
default setting is 14400. 
Minimum Transfer Rate 
Configure the minimum transfer rate during the Fax rate negotiation. The 
possible  values  are  2400,  4800,  7200,  9600,  12000  and  14000.  The 
default setting is 2400. 
Default Email Address 
Configure the Email address to send the received Fax to if user's Email 
address cannot be found. 
Note: 
The extension's Email address or the Fax's default Email address needs 
to be configured in order to receive Fax from Email. If neither of them is 
configured, Fax will be not be received from Email. 
Template Variables 
Fill in the "Subject:" and "Message:" content,  to  be used in the  Email 
when sending the Fax to the users.   
The template variables are: 
  ${CALLERIDNUM} : Caller ID Number 
  ${CALLERIDNAME} : Caller ID Name 
  ${RECEIVEEXTEN} : The extension to receive the Fax 
  ${FAXPAGES} : Number of pages in the Fax 
  ${VM_DATE} : The date and time when the Fax is received 










