Linksys SPA-841 Cisco SPA9000 Voice System Administration Guide - Page 4
Contents, Configuring Your System for ITSP Interoperability - sip voice over ip phone
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Contents Configuring Basic Settings 29 Setting Up the WAN Connection for the SPA9000 30 Setting the Date and Time 30 Configuring Daylight Saving Time 31 SPA9000 Ethernet Port 33 LAN and Application Guidelines 33 Configuring Multicast Addressing and Group Paging 33 Collecting System Logs and Debug Information 36 Viewing Information about the SPA9000 39 Viewing Information about Client Stations 39 Using the Interactive Voice Response Unit 40 Using the IVR Menu 40 Entering a Password through the IVR 45 Chapter 3: Configuring Your System for ITSP Interoperability 47 About the SPA9000 Voice System and SIP 47 Network Address Translation (NAT) and Voice over IP (VoIP) 49 NAT Mapping with Session Border Controller 49 NAT Mapping with SIP-ALG Router 49 Configuring NAT Mapping with a Static IP Address 49 Configuring NAT Mapping with STUN 51 Determining the Router's NAT Mechanism 53 Firewalls and SIP 54 Configuring SIP Timer Values 55 Chapter 4: Configuring Phone Lines and Calling Routing Behavior 56 Configuring SPA9000 FXS Ports 57 SPA9000 Voice System Administration Guide ii