Product no 989457546
Model GXW4248
Brand Grandstream Networks
EAN 6947273701286
Weight 5.07 kg
| Produktbeskrivelse | Grandstream GXW4248 FXS Analog VoIP Gateway - VoIP-telefonadapter |
| Enhedstype | VoIP-telefonadapter |
| Formfaktor | Rackmonterbar - 1U |
| Antal porte | 48 |
| Dataforbindelsesprotokol | Ethernet, Fast Ethernet, Gigabit Ethernet |
| VoIP-protokoller | SIP, RTCP, RTP |
| Grænseflader til telefoni | 48 telefoner (FXS) |
| Protokoller og specifikationer | ITU V.21, ITU V.29, ITU V.17, ITU V.27ter, ITU T.38 |
| Antal analogporte | 48 |
| Dimensioner (B x D x H) | 25.5 cm x 44 cm x 4.4 cm |
| Vægt | 3.21 kg |
| General | |
|---|---|
| Built-in Devices | Status LCD |
| Depth | 44 cm |
| Device Type | VoIP phone adapter |
| Height | 4.4 cm |
| Height (Rack Units) | 1U |
| Weight | 3.21 kg |
| Width | 25.5 cm |
| Networking | |
| Connectivity Technology | Wired |
| Data Link Protocol | Ethernet, Fast Ethernet, Gigabit Ethernet |
| Form Factor | Rack-mountable |
| Network / Transport Protocol | TCP/IP, UDP/IP, NTP, ICMP/IP, PPPoE, ARP, DHCP |
| Ports Qty | 48 |
| Remote Management Protocol | HTTP, HTTPS, TFTP, TR-069 |
| Status Indicators | Phone, LAN, link/activity |
| IP Telephony | |
| IP Telephony Features | Caller ID, call waiting, call transfer, message waiting, DTMF generation/detection |
| Telephony Interfaces | 48 phone (FXS) |
| Voice Codecs | G.711, G.723, G.729a, G.726, iLBC, G.729b |
| VoIP Protocols | SIP, RTCP, RTP |
| Communications | |
| Analog Ports Qty | 48 |
| Data Compression Protocol | G.711 |
| Max Fax Transfer Rate | 14.4 Kbps |
| Protocols & Specifications | ITU V.21, ITU V.29, ITU V.17, ITU V.27ter, ITU T.38 |
| Type | Voice/fax board |
| Voice Communication Support | VoIP |
| Expansion / Connectivity | |
| Interfaces | 48 x modem - RJ-11 | 1 x 1000Base-T - RJ-45 | 2 x management |
| Environmental Parameters | |
| Humidity Range Operating | 10 - 90% (non-condensing) |
| Max Operating Temperature | 40 °C |
| Min Operating Temperature | 0 °C |