| Deskripsi |
"*Analog Telephone FXS Ports* : 1 RJ11 Port, All ports have lifeline capability in case of power outage.*PSTN Line FXO Ports* :
1 RJ11 Port, All ports have lifeline capability in case of power outage
*Network Interfaces* : Three self-adaptive Gigabit ports (switched, routed or dual mode) with PoE+. *NAT Router* : Yes (supports router mode and switch mode). *Peripheral Ports* : 1*USB 3.0, 1*SD card interface. *LED Indicators* : None. *LCD Display* :320x240 colour LCD with touch screen for Shortcut Keys and Scroll Bar. *Reset Switch* :
Yes, long press for factory reset and short press for reboot. *Voice-over-Packet Capabilities* : LEC with NLP Packetized Voice Protocol Unit, 128ms-tail-length carrier grade Line Echo Cancellation, Dynamic Jitter Buffer Modem detection & auto-switch to G.711, NetEQ, FEC 2.0, Jitter resilience up to 50% audio packet loss. *Voice and Fax Codecs* : Opus, G.711 A-law/U-law, G.722, G722.1 G722.1C, G.723.1 5.3K/6.3K, G.726-32, G.729A/B, iLBC, GSM; T.38. *Video Codecs* : H.264, H.263, H263+, H.265, VP8. *QoS* : Layer 2 QoS (802.1Q, 802.1p) and Layer 3 (ToS, DiffServ, MPLS) QoS. *API* : Full API available for third-party platform and application integration. *Telephony Operating System* : Based on Asterisk version 16. *DTMF Methods* : In-band audio, RFC2833, and SIP INFO. *Provisioning Protocol & Plug-and-Play* : Mass provisioning using AES encrypted XML configuration file, auto-discovery & auto-provisioning of Grandstream IP endpoints via ZeroConfig (DHCP Option 66 multicast SIP SUBSCRIBE mDNS), eventlist between local and remote trunk. *Network Protocols* : TCP/UDP/IP, RTP/RTCP, ICMP, ARP, DNS, DDNS, DHCP, NTP, TFTP, SSH, HTTP/HTTPS, PPPoE, STUN, SRTP, TLS, LDAP, HDLC, HDLC-ETH, PPP, Frame Relay (pending), IPv6, OpenVPN®.
*Disconnect Methods* : Busy/Congestion/Howl Tone, Polarity Reversal, Hook Flash Timing, Loop Current Disconnect. *Media Encryption* :
SRTP, TLS, HTTPS, SSH, 802.1X" |
