详细信息
1）随着SIP协议;
2）提供VoIP接口IP网络;
3）2 E1，32 FXO / FXS;
4）信号：SS7，PRI，R2，V5.2等。

描述：
GN-AD300E IP-PBX是通过Gnextech设计的新概念，并结合我们在传统的电话技术和VoIP NGN的丰富经验，不仅提供E1，FXO，FXS接口外，还提供VoIP接口的IP网络。
GN-AD300E IP-PBX有其强大的信令协议处理和交换能力，支持大多数的CTI功能，如语音，会议，传真通过等。

特征
*提供32端口FXS或FXO，可以是硬件配置与客户需求的插件模块的基础。
* 24的VoIP通道或12 VoIP的通道
* 1或2个E1 / T1端口
*信令支持：7号信令，ISDN-PRI，Q. SIG，V5.2。
* SIP协议
* CodecsG。 711-PCMA，G 711-PCMU，G 723，G 729，G 726-16，G 726-24，G 726-24，G 726-32，G. 726-40
*传真支持T. 38和通过
* DSP，可以处理128 DTMF /语音播放和录音

功能
* PSTN和IP网络之间的媒体传输。
*多routerinter办公室管理，智能路由器分发和电话交通分​​享
* CDR输出支持TCP或UDP
*分组交换管理，有PBX功能，如：
*预先录制的语音考勤机
*遇忙呼叫转移
*预先设置的呼叫转移
*请勿打扰功能
*限制分机呼叫用账号和密码
*来电显示
*添加或削减的呼叫号码前缀
*录音（可选）
*会议功能（可选）
*提供CTILink API接口，为用户程序控制

物理规格

应用
图1 V5.2新用户

图PSTN的2新用户

图NGN 3个新的订户

图4呼叫中心的PBX

Detailed Product Description
1) With SIP protocol;
2) Provide VoIP interface to IP network;
3) 2 E1, 32 FXO/ FXS;
4) Signaling: SS7, PRI, R2, V5.2, etc.

Description:
GN-AD300E IP-PBX is designed by Gnextech with new concept and combination our rich experience in traditional telephony technology and VoIP for NGN, not only provide E1, FXO, FXS interface, but also provide VoIP interface to IP network.
GN-AD300E IP-PBX has its powerful signaling protocol handling and exchanging capability, supporting most CTI functions like voice, meeting and Fax pass through etc.

Features
* Provide 32 port FXS or FXO, can be hardware configured with plug-in module base on customer requirement.
* 24 VoIP channel or 12 VoIP channel
* 1 or 2 E1/ T1 Port
* Signaling Support: SS7, ISDN-PRI, Q. SIG, V5.2.
* SIP Protocol
* CodecsG. 711-pcma, G. 711-pcmu, G. 723, G. 729, G. 726-16, G. 726-24, G. 726-24, G. 726-32, G. 726-40
* Fax support T. 38 and pass through
* DSP, can handle 128 DTMF/ Voice play and recording

Function
* Media transfer between PSTN and IP network.
* Multi routerinter-office management, Intelligent router distribute and telephone traffic sharing
* CDR output support TCP or UDP
* Grouping switching management, have PBX function like:
* Pre-recording voice attendance
* Busy call transfer
* Pre-set call transfer
* Do not disturb function
* Limit extension call out with account and password
* Caller ID display
* Add or cut prefix of dial number
* Voice recording (Optional)
* Meeting function (Optional)
* Provide CTILink API interface for user program control

Physical Specification

Application
Figure 1 V5.2 New Subscriber

Figure 2 New Subscriber of PSTN

Figure 3 New Subscriber of NGN

Figure 4 Call Center PBX