User's Manual Part 1
Firmware Version 1.0.0.1  UCM6200 Series IP PBX User Manual  Page 136 of 320
  None: Disable Fax. 
  Fax Detect: Fax signal from the user/trunk during the call can be 
detected and the received Fax will be sent to the Email address 
configured for this extension. If no Email address can be found for the 
user, the Fax will be sent to the default Email address configured in 
Fax setting page under web UI->PBX->Internal Options->Fax/T.38. 
Strategy 
This option controls how the extension can be used on devices within 
different types of network. 
 Allow All 
Device in any network can register this extension. 
  Local Subnet Only 
Only the user in specific subnet can register this extension. Up to 
three subnet addresses can be specified. 
 A Specific IP Address.  
Only the device on the specific IP address can register this extension.
The default setting is "Allow All". 
Enable T.38 UDPTL 
Enable or disable T.38 UDPTL Support. 
Skip Trunk Auth 
If enable “All”, users do not need to enter password when making an 
outbound call. If enable “Follow Me”, the user can dial out via follow me 
without password. 
Codec Preference 
Select audio and video codec for the extension. The available codecs are: 
PCMU, PCMA, GSM, AAL2-G.726-32, G.722, G.729, G.723, Ilbc, ADPCM, 
LPC10, H.264, H.263, H.263p and VP8. 
BATCHADDIAXEXTENSIONS
Under Web GUI->PBX->Basic/Call Routes->Extensions, click on “Batch Add Extensions”->”Batch Add 
IAX Extensions”. 
Table 46: Batch Add IAX Extension Parameters 
General 
Start Extension 
Configure the starting extension number of the batch of extensions to be 
added. 
Create Number 
Specify the number of extensions to be added. The default setting is 5. 
Permission 
Assign permission level to the user. The available permissions are 
“Internal”, “Local”, “National” and “International” from the lowest level to 
the highest level. The default setting is “Internal”. 
Note: 










