Moderm quang
12.08.2010 16:59
General
- Operation Temperature: 0..45°C
- Operation Humidity: 5..95% (non-condensing)
- Storage Temperature: -20..85°C
- Storage Humidity: 5..95% (non-condensing)
- Power: external DC adapter: Input 120 VAC / 60 Hz or 230 VAC / 50 Hz; Output 15VAC 1A
- Power consumption: <15 W
- LEDs: PWR: power on
- WAN: – Blinking ADSL is training, On when ADSL link is ready
- WLAN – Blinking while WLAN is transmitting data, On when WLAN port is active
- TEL1: Green VoIP call, Yellow PSTN call
- TEL2: Green VoIP call, Yellow PSTN call
- LAN1-4: Green when LAN is connected
Routing
- Support Point-to-Point Protocol (PPPoE) and user authentication via PAP, CHAP or MS-CHAP
- Routing Information Protocol (RIP) v1 and v2, static route
- DHCP client, server and relay agent
- NAT / PAT – RFC1631 with support for extensive ALGs
- DNS relay
Firewall
- NAT: 16 sessions, DMZ and ALGs
- Stateful Packet Inspection (SPI) with DOS protection - Ping of Death, SYN Flood LAND
- Protection against IP and MAC address spoofing
- UPnP NAT traversal and VPN / IPSec pass-through
Configuration and Network Management
- SNMP GETs, SETs and TRAPs for four groups in MIB-II
- Embedded syslog; SNTP with DHCP options
- UPnP Internet Gateway Device (IGD) compliance
- Management and configuration via Web / HTTP
- Support TR-069 and with parameters: DeviceInfo, ManagementServer, Time, IPPingDiagonostic, etc
- Support TR-104
Wireless
- Supports 802.1x; WEP; WEP2; WPA; WPA2; TKIP; AES; 802.11i
- Hidden SSID
- WMM for advanced Quality of Service
- AES in hardware
- 125 High Speed Mode: Standards-plus performance enhancement delivers best real-world performance as the client card use the same 125 High Speed Mode
Voice
- FXO for failsafe lifeline
- Supports voice CODECs like G.711, G.726, G.729AB, BV16, ILBC, T.38 etc
- G.168 line echo cancellation with programmable tail
- Adaptive jitter buffer, packet loss concealment (PLC), voice activity detection (VAD), comfort noise generation (CNG) and Caller ID
- DTMF tone detection and generation; Fax / Modem detection and pass-through
VoIP and Telephony Bonus Services
• Supports SIP (RFC3261), SDP (RFC2327, RFC3264) as well as both TCP and UDP transport
• Supports User Agent Client (UAC) - User Agent Server (UAS) call, or proxy call routing
• Supports SIP and telephone URL addressing
• Supports in-band DTMF tone sending/receiving + out-band
• DTMF signaling with RTP, as per RFC2833 Bonus services include:
− Call Forwarding: Unconditional, No Response, On Busy
− Call Waiting: Force Busy, Pickup and Release Old, Pickup and Put Old on Hold, Switch between 2 calls
− Call Transfer, Call Back busy subscriber, Call Back last number called (call return)
− Enquiry service
− Three way conference
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