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: NETWORK AND SECURITY
IPv4/IPv6
IP Assignment: Static/DHCP
HTTP/HTTPS web server
Time and date synchronization using SNTP
Transport Layer Security (TLS)
HTTPS certificate manager
IEEE802.1X
Features: Supports 4 lines, 4 SIP accounts and 5-way voice conferencing
HD audio on speakerphone and handset, 5 programmable context-sensitive soft keys
Compatible with GXP2200 LCD extension module (GXP2200 EXT)
4.3 inch (480 x 272) color-screen LCD
Dual Gigabit ports, integrated PoE
Integrated Bluetooth for use with Bluetooth headsets and Bluetooth-enabled mobile devices (transferring contact books and calls), USB, EHS for Plantronics headsets