Specifications
310HD, 320HD and 420HD IP Phones
39.2.2 Keypad and Off-Hook/On-Hook Test .....................................................................243
39.2.3 Green-Color LEDs Test .........................................................................................245
39.2.4 Red-Color LEDs Test .............................................................................................246
39.2.5 Handset Test .........................................................................................................247
39.2.6 Headset Test .........................................................................................................249
39.2.7 Speaker Test .........................................................................................................251
39.2.8 MAC Address and Serial Number Verification Test ..............................................253
39.3 Testing 420HD IP Phone BIT ............................................................................... 253
40 Recovering Firmware ...................................................................................... 255
41 System Logging (Syslog) ............................................................................... 257
42 Phone User Interface Error Messages ........................................................... 259
43 Media Debug Information ............................................................................... 261
44 Port Mirroring .................................................................................................. 263
Appendices ............................................................................................................265
A Server-Specific Configuration ........................................................................ 267
B Typical Setup Scenario Example ................................................................... 271
C SIP Support (RFC, Headers) ........................................................................... 273
D IP Phone Specifications .................................................................................. 279
Administrator's Manual 8 Document #: LTRT-09910