access via a Digital Subscriber Line (DSL) uplink. This configuration represents a Cisco IOS router running 12.4(15)T software. Hosted Trunking Voice Mail Gateway AAA/RADIUS Server (Billing) SP SIP Call Service Provider Agent (MPLS Core) Internet SMB with TDM NAT/Firewall/ALG SMB with IP PBX PBX Interconnect (CME) Interconnect Cisco TDM PBX UCME/CUE Figure 10-6 SMB SIP Trunk Deployments Example 10-6 CME Interconnect with SIP Trunk no ip dhcp use vrf connected ip dhcp ping timeout 10000 ip dhcp pool IPPBX11Ph1 (1) host x.40.x.x 255.255.255.0 client-identifien 0100.0ab8.4a03.0b default-router x.40.x.1 option 150 ip x.40.x.1 ip dhcp class test ip dhcp update dns ip domain lookup source-interface Loopback0 continues 214 SIP Trunking Example 10-6 continued ip domain name example.com ip name-serverx.X.X.X ip name - server X.X.X.X ip inspect name mh_fw_rule dns (2) ip inspect name mh fw rule ftp ip inspect name mh_fw_rule http ip inspect name mh fw rule https ip inspect name mh_fw_rule icmp ip inspect name mh_fw_rule imap ip inspect name mh_fw_rule pop3 ip inspect name mh_fw_rule rcmd ip inspect name mh_fw_rule esmtp ip inspect name mh_fw_rule sqlnet ip inspect name mh_fw_rule tftp ip inspect name mh fw rule sip ip inspect name mh_fw_rule h323 ip inspect name mh_fw rule tcp ip inspect name mh fw rule udp voice-card 0 dspfarm dsp services dspfarm voice service voip allow-connections sip to sip (3) no supplementary - service sip refer fax protocol t38 Is-redundancy 0 hs-redundancy 0 fallback pass-through g711ulaw bind control source-interface Loopback0 bind media source-interface - Loopback0 min-se 90 registrar server expires max 3600 min 3600 localhost dns:example.net controller DSL 0/0/0 (4) mode atm line-term cpe line-mode 4-wire enhanced line-rate 4608 class-map match-any media match protocol rtp match ip precedence 5 Chapter 10: Deployment Scenarios 215 class-map match-any signaling match protocol sip match ip precedence 4 policy-map SIP_QOS class signaling bandwidth percent 4 class media priority percent 90 interfac