| رابط های آنالوگ | 4 پورت FXO Loop start signaling protocol Configuration Reversed polarity detection |
|---|---|
| ویژگی های Voice | SIP (RFC3261) compatible SIP method: ACK, BYE, CANCEL, INFO, INVITE, NOTIFY OPTION PING, PRACK, PUBLISH, REFER, REGISTER, SUBSCRIBE, UPDATE Voice CODEC: G.711 a /u law, G.726, G.729A, G.723.1 (CNG (Comfort Noise Generation (VAD (Voice Activity Detection Silence suppression/detection G.165/G.168 echo cancellation Adaptive Jitter Buffer and programmable Gain Control In-Band DTMF, Out-Of-Band DTMF relay Multiple SIP Proxy server entries with fail-over mechanism T.30 (G.III) / Real time T.38 / Secured T.38 FAX relay DTMF, FSK (Bellcore & ETSI) Caller ID detection and generation Caller ID Restriction (CLIR) support FXO hang up detection: Busy Tone cadence auto learning/detection Single Number / Account for multiple ports Group hunting function Digit Map E.164 Numbering & ENUM support Recordable greeting message Hot-Line, Warm-Line support |
| ویژگی های تماس | Call Hold, Call Waiting, Call Pickup Call Forward – Unconditional, Busy, No Answer Call Transfer – Unattended, Attended Speed Dialing, Repeat Dialing, Three Way Calling |
| پورت WAN | RJ-45 10/100BASE-TX Ethernet port supporting Nway auto-negotiation, auto-detection/adjustment of MDI/MDIX- QoS: IP TOS (IP Precedence), DiffServ, Port Priority NAT traversal: STUN, UPnP, OUTBOUND PROXY Pass-through NAT DDNS: DynDns.org, TZO, PeanutHull, 3322.org RTP Packet Summary: packet sent, packet received, packet loss MAC address clone |
| پورت LAN | 4RJ-45 10/100BASE-TX Ethernet ports supporting NWay auto-negotiation, auto-detection/adjustment of MDI/MDIX- NAT/PAT, DHCP Server, DMZ, Virtual Server, MAC/IP/port- based filtering- QoS: port based priority (Hi/Low) with rate limit- Router or Bridge Mode- |
| جلوگیری از DoS | Attack prevention based on TCP, UDP, IP, ICMP protocols Prevents SYN Flood, IP Spoofing, Ping of Death, TearDrop DoS attacks |
| Management/Configuration | Web-based & Telnet user interfaces with password authentication- Configuration, port status, registration status, hardware/software information in web-based & Telnet UI- IVR (Interactive Voice Response) configuration engine- (Reset button (factory default setting restoration- Optional Auto Provisioning Server (APS) for mass deployment with less dispatch- SNMP v.1/v.2c support- Ping test- |
| نشانگر LED | Voice ports WAN port LAN ports Run Power Alarm |
| برند | Dlink |
| VoIP Gateway | 4 Port FXO و کمتر |
Gateway, تجهیزات شبکه, سیستم های تلفنی تحت شبکه
گیت وی VOIP FXO مدل DVG-6004S دی-لینک
- 4 پورت FXO برای اتصال دستگاه تلفن/فکس
- پشتیبانی از سرویس های SIP
- فایروال NAT، محافظت از حمله های DoS
- مدیریت آسان با استفاده از IVR یا GUI تحت شبکه
دیدگاهها
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