ACLI Configuration Guide Session Plug-In Language SIP Trunking SPLs for Specific Service Providers Configure the KDDI SIP Trunk Support Option Configure the KDDI SIP Trunk Support Option You configure this SPL option on the sip-interface facing the KDDI trunk. To configure the SPL option: In Superuser mode, type configure terminal and press Enter. ACMEPACKET# configure terminal Type session-router and press Enter. ACMEPACKET(configure)# session-router ACMEPACKET(session-router)# Type sip-interface and press Enter. ACMEPACKET(session-router)# sip-interface ACMEPACKET(sip-interface)# Type spl-options +Control-Surr-Reg and press Enter. ACMESYSTEM(sip-interface)# spl-options +Control-Surr-Reg Type done and save your work.