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GXP 1610

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Grandstream

Dinstar

Hold, transfer, forward (unconditional/no-answer/busy), 3-way conferencing, call park/pickup, downloadable phone book (XML, LDAP, up to 500
items), call waiting, call history (up to 200 records), off-hook auto dial, auto
answer, click-to-dial, flexible dial plan, hot desking, personalized music
ringtones, server redundancy & fail-over

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SIP RFC3261, TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP/RARP, ICMP, DNS (A
record, SRV, NAPTR), DHCP, PPPoE, SSH, TFTP, NTP, STUN, SIMPLE, LLDPMED, LDAP, TR-069, 802.1x, TLS, SRTP

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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

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2 line keys with dual-color LED and 1 SIP account, 3 XML programmable
context sensitive soft keys, 5 (navigation, menu) keys. 13 dedicated function
keys for PAGE/INTERCOM, PHONEBOOK, MESSAGE, HOME, HOLD, RECORD, MUTE, HEADSET, TRANSFER, CONFERENCE, SEND and REDIAL, SPEAKERPHONE, VOLUME

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Support for G.711µ/a, G.722 (wide-band), G.723, G.726-32, G.729 A/B, iLBC, in-band and out-of-band DTMF (In audio, RFC2833, SIP INFO), VAD, CNG, AEC, PLC, AJB, AGC

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English, German, Italian, French, Spanish, Portuguese, Russian, Croatian, simplified and traditional Chinese, Korean, Japanese and more

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FCC: Part 15 (CFR 47) Class BCE : EN55022 Class B, EN55024, EN61000-3-2, EN61000-3-3, EN60950-1RCM: AS/ACIF S004; AS/NZS CISPR22/24; AS/NZS
60950; AS/NZS 60950.1

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32 Port, 4 Port, 8 Port

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SIP V2.0 RFC3261, SDP RFC2327, Session Timer RFC4028, RTP/RTCP RFC3551, SIP Registration, SIP Trunk ( Peer Mode), SIP Trunk Group, Ringback (Immediately, Alerting), Configurable SIP Release Code, DNS SRV/A Query, Outbound Proxy, DTMF mode: Signal/RFC2833, NAT Traversal Dynamic NAT, Static NAT, STUN, G.711A/U law, G.723.1, G.729A/B, Silence Suppression & Detection, Comfort Noise Generation(CNG), Voice Activity Detection(VAD), Echo Cancellation(G.168), Adaptive (Dynamic) Jitter Buffer, Call Progress Tone Generation, Programmable Gain Control