User manual

得伯乐科技有限公司
DBL Technology Limited GoIP User Manual
Web: www.dbltek.com
Tel: [phone]
1.2 Protocols
 TCP/IP V4 (IP V6 automatic adaptive)
 ITU-T H.323 V4 standard
 H.2250 V4 standard
 H.245 V7 standard
 H.235 standard (MD5, HMAC-SHA1)
 ITU-T G.711 Alaw/ULaw, G.729A, G.729AB, G.723.1 and GSM voice coding
 RFC1889 real-time digital transmission protocol
 Firewall penetration technology
 SIP V2.0 standard
 STUN
 Network management protocol (NMP)
 PPPoE
 PPP authentication protocol (PAP)
 Internet control message protocol (ICMP)
 TFTP agent protocol
 Hypertext transfer protocol (HTTP)
 Dynamic host configuration protocol (DHCP)
 Domain name system (DNS)
 User account authentication (via MD5)
 Out-band DTMF relay: RFC 2833 and SIP INFO
1.3 Hardware Feature
ARM9E high-speed processor
Voice coding and voice digital signal processor
Two 10/100MB Ethernet ports that support the IEEE 802.3 standard and connect the LAN and
PC
LED that displays the status of Ethernet ports
Ethernet cable
SIM card that supports the GSM 900M/1800M and GSM 850M/1900M bands