Cisco Systems WRP400 Telephone Accessories User Manual


 
Contents
ATA Administration Guide ii
Reboot URL 44
Provisioning Your ATA Device 44
Provisioning Capabilities 44
Configuration Profile 45
Chapter 3: Configuring Your System for ITSP Interoperability 47
Network Address Translation (NAT) and Voice over IP (VoIP) 47
NAT Mapping with Session Border Controller 48
NAT Mapping with SIP-ALG Router 48
Configuring NAT Mapping with a Static IP Address 48
Configuring NAT Mapping with STUN 50
Determining Whether the Router Uses Symmetric or Asymmetric NAT
52
Firewalls and SIP 53
Configuring SIP Timer Values 53
Chapter 4: Configuring Voice Services 54
Supported Codecs 54
Using a FAX Machine (SPA2102, SPA3102 or SPA8000) 55
Fax Troubleshooting 57
Managing Caller ID Service 58
Silence Suppression and Comfort Noise Generation 60
Configuring Dial Plans 61
About Dial Plans 61
Editing Dial Plans 70
Secure Call Implementation 72
Enabling Secure Calls 72
Secure Call Details 73