2284 CHAPTER 132: VOICE ENTITY CONFIGURATION# Configure the private line auto ring-down (PLAR) function and the delayoff-hook binding.[sysname-voice] subscriber-line 6/0[sysname-voice-line6/0] private-line 2101002[sysname-voice-line6/0] hookoff-mode delay bind 6/24[sysname-voice-line6/0] quit[sysname-voice] dial-program# Configure a dial plan where the VoIP entity is preferred.[sysname-voice-dial]select-rule type-first 2 1 33 In the case that the IP network is unavailable, configure Router A and Router B asfollows:# Configure Router A, with the POTS entity preferred and the other configurationsremaining unchanged. system-view[Sysname] voice-setup[Sysname-voice] dial-program[sysname-voice-dial] select-rule type-first 1 2 3# Configure Router B, with the POTS preferred and the other configurationsremaining unchanged. system-view[Sysname] voice-setup[Sysname-voice] dial-programFast Connection Network requirementsPhone users of Router A and Router B communicate with each other over WAN.From Router A to Router B, fast connection and H.225 out-of-band DTMFtransmission are adopted. From Router B to Router A, non-fast connection andH.225 out-of-band DTMF transmission are adopted.Network diagramFigure 663 Network diagram for voice fast connectionConfiguration procedure1 Configure Router A# Configure a VoIP entity. system-view[RouterA] voice-setup[RouterA-voice] dial-program[RouterA-voice-dial] entity 0755 voipTelephone A Telephone BWAN1. 1.1.1/24Router A 2.2.2.2/ 24Router B010-1001 0755-2001FXS Line 1/1 FXS Line 1/ 1