/mcp© 2020 Cisco Systems, Inc. All rights reserved. Important notices, privacy statements, and trademarks of Cisco Systems, Inc. can be found on cisco.com Page 2 of 50 Table of Contents Introduction .................................................................................................................................................. 4 Network Topology ......................................................................................................................................... 5 System Components ..................................................................................................................................... 6 Hardware Requirements ........................................................................................................................... 6 Software Requirements ............................................................................................................................ 6 Features ........................................................................................................................................................ 6 Features Supported .................................................................................................................................. 6 Features Not Supported............................................................................................................................ 6 Caveats ...................................................................................................................................................... 6 Configuration ................................................................................................................................................ 7 Configuring Cisco Unified Border Element ............................................................................................... 7 Network Interface ................................................................................................................................. 7 Global Cisco UBE settings .................................................................................................................... 10 Codecs ................................................................................................................................................. 11 Dial peer .............................................................................................................................................. 11 Configuration example ........................................................................................................................ 14 Configuring Cisco UCM 12.5.................................................................................................................... 32 Cisco UCM Version .............................................................................................................................. 32 Cisco Call Manager Service Parameters .............................................................................................. 32 SIP Trunk Security Profile .................................................................................................................... 33 SIP Profile ............................................................................................................................................ 35 Trunk configuration............................................................................................................................. 38 Routing configuration ......................................................................................................................... 42 Fax Configuration in Cisco ATA SPA112 .................................................................................................. 45 Quick Setup ......................................................................................................................................... 45 Voice.................................................................................................................................................... 46 Acronyms .................................................................................................................................................... 48 Important Information ................................................................................................................................ 49