Basic Features:
GSM: 850/900/1800/1900MHz
SMS CODEC: ASCII/UCS2
Open and programmable API
PIN management
Call time restriction: SIM Card/Single Call
Operator locking
BCCH management
Call hold
Call transfer
SMPP
Voice:
-Silence suppression and detection
-CNG (Comfort Noise Generator) support
-VAD (Voice Activity Detection) support
-Echo cancellation (G.168), up to 128ms
-Self-adaptive dynamic buffering
-Call progress tone generation
-AGC (Automatic Gain Control) support
Protocol:
-SIP V2.0 RFC3261
-SDP RFC2327
-Session Timer RFC4028
-RTP/RTCP RFC3551
-SIP registration
-SIP trunk (Point-to-Point)
-SIP trunk group
-Ringback (Immediate/normal)
-SIP/GSM release cause configurabl
-DNS SRV/A query
Physical Interface:
-SIM Card Socket: 8-port
-Ethernet interface: RJ45, 2 ETH, 10/100M Base
-CONSOLE: RJ45, RS232, 115200bps
-Antenna interface: SMA
-Status indicator: PWR, RUN, ALM, Channel state,
-Signal strength, ACT per network, LINK status.
-Reset button
Network Protocol:
-IP v4, UDP/TCP, PPPoE, DHCP
-FTP/TFTP ARP, RARP, NTP
-HTTP, Telnet
Management:
-Configuration management based on WE
-Configuration backup/restor
-Interface in Chinese/English
-Firmware upgrade via HTTP/TFTP
-Password modification for WEB sign-i
-Factory settings restore
-CDR and tracking information output
-Syslog
-Ping and Tracet tests based on WEB
-Transport Protocol Count: TCP, UDP, RTP
-VoIP Call Count
-PSTN Count: ASR, ACD, PDD
-Voice loopback test
-IVR Customizable
-System Log
-Centralized cloud-platform integrated management
