| caller ID, |
| dial, speed dial , call log, and volume control, Visual voice mail indicator, audio mute & |
| camera block (for privacy), downloadable custom |
Caller ID (Privacy) | Support for anonymous call using privacy header |
Firmware Upgrades | Support for Authenticating configuration file before accepting changes; |
| Support firmware upgrade via TFTP or HTTP, Allow user to specify different URL for |
| configuration file and firmware files |
Advanced Server | Support DNS SRV Look up and SIP Server Fail Over, Visual message waiting indica- |
Features | tion, Support customizable idle screensaver |
Security | DIGEST authentication and encryption using MD5 and |
| Secure signaling (SIP over TLS, pending) and secure voice/video communication |
| (SRTP). |
Grandstream Networks, Inc. | GXV300x User Manual | Page 8 of 54 |
| Firmware 1.2.3.7 | Updated: 12/2010 |