Điện thoại IP Grandstream GXP2135
Điện thoại IP Grandstream GXP2135
Đặc tính kỹ thuật
| Protocols/ Standards | SIP RFC3261, TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP, ICMP, DNS (A record, SRV, NAPTR), DHCP, PPPoE, TELNET, TFTP, NTP, STUN, SIMPLE, LLDP, LDAP, TR-069, 802.1x, TLS, SRTP, IPV6 |
| Network Interfaces | Dual switched auto-sensing 10/100/1000 Mbps Ethernet ports, integrated PoE |
| Graphic Display | 2.8 inch (320 x 240) TFT color LCD |
| Bluetooth | Yes, integrated |
| Feature Keys | 8 line keys with up to 4 SIP accounts, 4 XML programmable context sensitive softkeys, 5 navigation/menu keys, 11 dedicated function keys for : MESSAGE (with LED indicator), PHONEBOOK, TRANSFER, CONFERENCE, HOLD, HEADSET, MUTE, SEND/REDIAL, SPEAKER PHONE, VOL+, VOL- |
| Voice Codec | Support for G.729A/B, G.711µ/a-law, G.726, G.722(wide-band), in-band and out-of-band DTMF (in audio, RFC2833, SIP INFO |
| Auxiliary Ports | RJ9 headset jack (allowing EHS with Plantronics headsets), USB |
| Telephony Features | Hold, transfer, forward, 4-way conference, call park, call pickup, shared-callappearance (SCA)/bridged-line-appearance(BLA), downloadable phonebook (XML, LDAP, up to 2000 items), call waiting, call log (up to 500 records), XML customization of screen, off-hook auto dial, auto answer, click-to-dial, flexible dial plan, hot desking, personalized music ringtones and music on hold, server redundancy and fail-over |
| HD Audio | Yes, HD handset and speaker phone with support for wideband audio |
| Base Stand | Yes, 2 angled positions available, wall mountable |
| QoS | Layer 2 QoS (802.1Q, 802.1P) and Layer 3 (ToS, DiffServ, MPLS) |
| Security | 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 |
| Multi-language | English, German, Italian, French, Spanish, Portuguese, Russian, Croatian, Chinese, Korean, Japanese |
| Upgrade and Provisioning | Firmware upgrade via TFTP/HTTP/HTTPS, mass provisioning using TR-069 or AES encrypted XML configuration file |
– Sản phẩm chính hãng Grandstream của Mỹ.
– Sản xuất tại Trung Quốc.
– Bảo hành: 12 tháng.





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