Network
TCP, Ip, POE, Display128*64, Qos:802.1p/Q VLAN Layer 3 to DSCP, SIP V2.0, SIP:TCP/UDP/TLS, Network:TR069/PNP/HTTP/HTTPS/TFTP, TFCard, RJ45:100M *2, POE:802.AF, Audio:G.711A/U /G.729/iLBC/G.722/G.726/AMR/ILBC/, VAD/CNG/AEV/PLC/AJB/AGC, TLS/HTTPS/SRTP/MD5/AES, LDAP/XML remote phonebook