... definition, defined by quality The Clarity NC530 is an executive IP phone designed for power users in office environments. It is ... (none, basic, MD5), DNS name of server, Peer to Peer/ IP call·DTMF:Support SIP info, DTMF Relay, RFC2833·9 kind ... ·Support Memo·Support alarm clock·Support Speed dial·Support XML Network Features:·WAN/LAN: 10/100M Ethernet ports, supports Route and ...