Template for R201 SIP registration similar to Grandstream 8XX or Cisco 11X series

Please  share the device  configuration  and the packet capture of WAN Interface of the device during  outbound/outgoing  call(Email ID: niraj.mahapatra@cambiumnetworks.com)

 Please refer below KB.

http://community.cambiumnetworks.com/t5/cnPilot-R-Series-Home-Small/How-to-configure-SIP-on-cnPilot-R200-R201/m-p/59914#M21