Figure 88: Modify Selected Devices - Different Models 
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  Note: 
Performing batch operation will override all the existing device configuration on the page.   
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After the above configurations, save the changes and go back to web UI->PBX->Zero Config->Zero Config 
page. Users could then click on    to send NOTIFY to the SIP end point device and trigger the provisioning 
process.  The  device  will  start  downloading  the  generated  configuration  file  from  the  URL  contained  in  the 
NOTIFY message.