Protocols: LLDP-MED for VLAN discovery; IPv4; TCP (RFC 793) in SSL/TLS; Domain Name System (DNS): A records (RFC 1706), SRV records (RFC 2782), RTP (RFC 1889, 1890), RFC 5966
Security: HTTPS secure provisioning; Local Access Interface: IVR password
Security: User and administrator level access control, MD5 and MD5-sess based authentication, 256-bit AES encrypted configuration file, TLS, SRTP, HTTPS, 802.1x media access control
Security: User and administrator level access control, MD5 and MD5-sess based authentication, 256-bit AES encrypted configuration file, TLS, SRTP, HTTPS, 802.1x media access control
Features: Automatically answer a call by pressing a button on the headset.
Compatibility: Polycom SoundPoint
IP 320
IP 321
IP 330
IP 331
IP 430
IP 450
IP 550
IP 560
IP 650
IP 670
Features: Includes an Ooma HD3 Handset, Supports single-line operation, Cordless telephone type, Digital answering system with 17 minutes of recording capacity, 150 hours of phone standby time, Ooma Telo Device with Power Adapter and Ethernet Cable, Black HD3 Handset with Charging Cradle and Power Adapter, 2 AAA batteries included, Corded electric