Administrator’s Guide for SIP-T46G IP PhonexTransport Layer Security.............................................................................................................. 193Secure Real-Time Transport Protocol .......................................................................................... 199Encrypting Configuration Files ................................................................................................... 201Upgrading the Firmware.......................................................205Resource Files ........................................................................209Replace Rule Template ............................................................................................................... 209Dial-now Template....................................................................................................................... 210Softkey Layout Template ............................................................................................................. 211Local Contact File ........................................................................................................................ 213Remote XML Phonebook ............................................................................................................. 214Specifying the Access URL of Resource Files ............................................................................ 215Troubleshooting .....................................................................217Troubleshooting Methods ........................................................................................................... 217Viewing Log Files .................................................................................................................. 217Capturing Packets ................................................................................................................ 219Enabling the Watch Dog Feature ........................................................................................ 220Getting Information from Status Indicators........................................................................ 221Analyzing Configuration Files ............................................................................................. 221Troubleshooting Solutions ........................................................................................................... 222Why is the phone LCD screen blank? ................................................................................. 222Why does the IP phone not get an IP address?................................................................. 222How do I find the basic information of the IP phone? ....................................................... 223Why does the IP phone not upgrade the firmware successfully? .................................... 223Why does the IP phone not display time and date correctly? ......................................... 223Why do I get poor audio during a call? ............................................................................. 223What is the difference between a remote phonebook and a local phonebook? ......... 224What is the difference between user name, register name and display name? .......... 224Is there a SIP message that can make the IP phone reboot? .......................................... 224What can I do if I forget the administrator password? ..................................................... 224How to increase the volume on Speaker & on Headset? ................................................ 225What is auto provisioning? .................................................................................................. 225What is PnP? .......................................................................................................................... 225Why does the IP phone not apply the configuration? ....................................................... 225What do ―on code‖ and ―off code‖ mean? ....................................................................... 225How to solve the IP conflict problem? ................................................................................ 226How to reset your phone to factory configurations? ......................................................... 226Appendix ...............................................................................227Appendix A: Glossary ................................................................................................................. 227