Cisco SPA508G Administration Guide - Page 6

Contents Configuring SIP Settings for Extensions 114 Configuring a SIP Proxy Server Configuring Subscriber Information Parameters Configuring the IP Phone Communications Protocol 120 122 123 Configuring the Protocol on a Cisco SPA525G or Cisco SPA525G2 124 Configuring the Protocol on a Cisco SPA300 Series or Cisco SPA500 Series IP Phone 124 Managing NAT Transversal with Cisco IP Phones 124 NAT Mapping with Session Border Controller 125 NAT Mapping with SIP-ALG Router 125 NAT Mapping with a Static IP Address 125 NAT Mapping with STUN 126 Determining Whether the Router Uses Symmetric or Asymmetric NAT 127 Chapter 5: Configuring Security, Quality, and Network Features Setting Security Features Challenging SIP Initial INVITE and MWI Messages Encrypting Signaling with SIP Over TLS Securing Voice Traffic with SRTP Authorizing Secure Calls with a Mini-certification Secure Call Indication Tone Configuring Voice Codecs Configuring Domain and Internet Settings Configuring Restricted Access Domains Configuring DHCP, Static IP, or PPPoE Connection Type Configuring Power Settings Setting Optional Network Servers Configuring VLAN Settings Configuring Cisco Discovery Protocol (CDP) Configuring LLDP-MED TLV Information Configuring the VLAN Settings 129 130 130 130 131 131 132 132 136 136 136 138 138 140 140 140 142 148 Cisco Small Business SPA300 Series, SPA500 Series, and WIP310 IP Phone Administration Guide 5