ZP502 IP Phone 1.Full duplex hands-free speakerphone 2.Support 1 IAX2 & 3 SIP lines
ZP502 VoIP Phone
Support SIP 2.0 (RFC3261) and correlative RFCsSupport IAX2Supports 3 SIP lineFull duplex hands-free speakerphoneSIP support SIP domain, SIP authentication (none, basic, MD5), DNS name of server,Peer to Peer/ IP callDTMF:Support SIP info, DTMF Relay, RFC2833Advanced Application FeaturesLarge dot matrix LCD display and softkeys make user easier to useFriendly graphic menuheadset interface ( 3.5mm Jack or RJ9 connector)6 memory keysMultilanguage realizes localizationSIP application: support call forward/ transfer (blind/attended/alert)/ holding/ waiting/ 3way talking/ conference/ paging and intercom/ call park/ pickup/ join call/ redial andunredial/ click to dial/ vport/secondary dialing automatically/ push to talkCall control features: flexible dial map, hotline, empty calling no. reject service, blacklist for reject authenticated call, white list, limit call, no disturb, caller ID, CLIR (reject theanonymous call), CLIP (make a call with anonymous), Dial without registerIncoming calls /outgoing calls / missing calls. Each support 100 records.Support Phonebook 500 recordsSupport SMSSupport MemoSupport alarm clockSupport Speed dialSupport XML
VoiceCodec:G.711A/u, G.7231 high/low, G.729a/b, G.722,G.726Echo cancellation: G.168 Compliance in LEC, additional acoustic echocancellation(AEC) can reach 96ms max filter length in hands-free modeSupport Voice Gain Setting, VAD, CNGVAD (Voice Activity Detection)CNG(Comfort Noise Generation)
NetworkingWAN/LAN: 10/100M Ethernet portssupports Route and Switch mode.Support PPPoE for xDSLSupport PoESupport basic NAT and NAPTNAT transverse:support STUN clientSupport DHCP client on WANSupport DHCP server on LANSupport main DNS and secondary DNS server.Support VLANSupport DMZSupport DNS Relay, SNTP Client, FirewallSupport VPN (L2TP/UDP TUNNEL) , Open VPN/TLS, SRTP security protocolQoS with DiffServNetwork tools in telnet server: including ping, trace route, telnet client
ProtocolsMAC AddressTCP:Transmission Control Protocol DHCP:Dynamic Host Configuration ProtocolPPPoE:PPP Protocol over EthernetPoE(option)SNTP, Simple Network Time ProtocolSTUN - Simple Traversal of User Datagram ...MD5 Message-Digest AlgorithmDNS: Domain Name ServerRTP: Real-time Transport ProtocolRTCP:Real-time Control ProtocolTelnet:Internet's remote login protocolHTTP:Hyper Text Transfer protocolFTP:File Transfer protocolTFTP:Trivial File Transfer Protocol
ManagementWeb ,telnet and keypad managementManagement with different account rightUpgrade firmware through POST modeTelnet remote management/ upload/download setting fileSafe mode provide reliabilitySupport Auto Provisioning (HTTP, FTP or TFTP)Support Syslog
ZP502 VoIP Phone
