Model
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GRT-504
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Hardware
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Standard
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Compliant with ITU-T G.991.2 Standard Annex A/B
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Compliant with G.SHDSL.bis Annex A/B/F/G
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TC-PAM Line Code
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Symmetric data transmission speed up to 11.4 Mbps on 4-wire
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Multi-range from 384 Kbps to 11.4 Mbps
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Protocol
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RFC 1577 - Classical IP over ATM (RFC 1577)
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RFC 2364 - PPP over ATM
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RFC 1483/2684 - Ethernet over ATM
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RFC 2516 - PPP over Ethernet (fixed and dynamic IP)
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RFC 2364 - PPP over ATM (fixed and dynamic IP)
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AAL and ATM Support
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Support up to 8 PVCs
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ATM Forum UNI 3.1/4.0 PVC
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Support OAM F4 / F5 AIS/RDI and loopback
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VC multiplexing and SNAP / LLC
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Integrated ATM QoS support (UBR,CBR,VBR-rt, and VBR-nrt)
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WAN Port
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1 x RJ-45 (Auto-Negotiation)
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LAN Port
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4 x RJ-45 (10Base-T/100Base-TX, Auto-Negotiation, Auto MDI/MDI-X)
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Console
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1 x RS-232 (DB9)
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Button
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1 x Reset Button
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LED Indicators
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PWR, WAN LNK / ACT, LAN 1/2/3/4, ALM
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Software
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Protocol and Advanced Functions
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IEEE 802.1D transparent learning bridge
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IEEE 802.1Q VLAN
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Support IP/TCP/UDP/ARP/ICMP/IGMP protocols
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IP routing with static routing and RIPv1/RIPv2
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IP multicast and IGMP proxy
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Network address translation (NAT / PAT)
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DMZ host / Multi-DMZ / Multi-NAT function
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Virtual Server (RFC1631)
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DNS relay and caching
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DHCP server, client and relay
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IP QoS
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Security
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Built-in NAT and SPI Firewall
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PPP over PAP (RFC1334)
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PPP over CHAP (RFC1994)
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Password protection for system management
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VPN
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VPN (PPTP / L2TP / IPSec) pass-through
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Management
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Web-based configuration
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Command-line Interpreter(CLI) via Console
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Command-line Interpreter(CLI) via Telnet
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Software upgrade via web-browser / TFTP server
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SNMPv1 and v2
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Environment Specification
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Dimension (W x D x H)
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145 x 188 x 33 mm
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Power
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9V DC, 1A
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Temperature
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Operating: 0~45 Degree C, 0~90% (non-condensing)
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Humidity
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Storage: -10~70 Degree C, 0~95% (non-condensing)
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Emission
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FCC, CE
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