/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 10 of 50 Global Cisco UBE settings In order to enable Cisco UBE IP2IP SBC functionality, following command has to be entered: voice service voip ip address trusted list ipv4 10.80.12.2 ipv4 10.80.12.3 ipv4 10.249.248.216 address-hiding mode border-element license capacity 20 allow-connections sip to sip redundancy-group 2 fax protocol pass-through g711ulaw sip session refresh asserted-id pai early-offer forced midcall-signaling passthru privacy-policy passthru g729 annexb-all sip-profiles inbound sip-profiles 1 inbound ! Explanation Command Description allow-connections sip to sip Allow IP2IP connections between two SIP call legs redundancy-group 2 Enable High Availability for the VoIP service fax protocol Specifies the fax protocol asserted-id Specifies the privacy header in the outgoing SIP requests and response messages