Scorpio 1520JR

G.SHDSL.bis ATM/EFM Router

Scorpio 1520JR is a high-speed G.SHDSL.bis router supports both ATM & EFM mode. Understanding the popular needs of both bandwidth and routing functions, Scorpio 1520JR is designed to provide the business customer a high performance standalone unit with rich of routing features via single/two pairs G.SHDSL.bis line. Strongly committed to friendly configuration, SCORPIO 1520JR has the Web-based and GUI-based configuration features for configuring the unit in the easiest way ever. There is a Dying-gasp circuit which supports remote power failure detection and indication.

Easy configuration and management with password control for various application environments
Efficient IP routing and transparent learning bridge to support
Broadband Internet services
VPN pass-through for safeguarded connections
Fully ATM protocol stack implementation over SHDSL.bis
PPPoA and PPPoE support user authentication with PAP / CHAP
SNMP management with SNMPv1 / SNMPv2 agent and MIB II
Built-in 4-port 10/100Mbps switch
IPV6 supported
Web ,VT100,Telnet supported
.1, 2 or 4 pairs DSL
Dying Gasp circuit built-in
Support VLAN 802.1Q


-       Scorpio 1520JR/2W, 2-wire, 4 Ethernet ports

-       Scorpio 1520JR/4W, 4-wire, 4 Ethernet ports

-       Scorpio 1520JR/8W, 8-wire, 4 Ethernet ports


G.SHDSL.bis Link

-     Downstream and upstream symmetrical data rates up to 60M in EFM with 4 pairs DSL line

-     ITU G.991.2 Annex A ,B,F,G

-     Line Code: TC-PAM 16/32/128

-     EFM bonding and SHDSL M-pair mode for 1/2/4 pairs

-     Fixed/ Auto rate negotiation : compliant G.994.1

-     STU-C/STU-R mode selectable

-     Impedance: 135 ohm

-     Performance monitoring: (error seconds, severely error seconds, unavailability seconds)

-     SNR /Attenuation Value calculation


ATM Specification

-     ATM adaptation layer type 5 (AAL5)

-     VC multiplexing and LLC encapsulation

-     Multi-protocol over AAL5 (RFC 1483/2684 bridged and routed PDU)

-     Classical IP over ATM (RFC 1577 with MTU = 1500)

-     1 PVCs

-     ATM QoS CBR, UBR, VBR, VBR-rt support

-     UNI 3.1/4.0 PVC

-     I.610 OAM F5 loopback


Physical interfaces

-     4 ports RJ45 for 10/100Mbs Ethernet LAN connection

-     2 RJ-11 port for G.SHDSL.bis connection

-     1 console port for local configuration and management


PPP Support

-     PPP (RFC 1661)

-     PPP over AAL5 (RFC 2364)

-     PPP over Ethernet (RFC 2516)


-     User authentication with PAP/CHAP 


-     IEEE 802.1D transparent learning bridge

-     Up to 1K MAC learning addresses


Routing Capability

-     Support IP/TCP/UDP/ARP/ICMP protocols

-     IP routing with static routing and RIPv1/RIPv2 (RFC1058/2453)

-     Network address translation (NAT/PAT) (RFC1631)

-     DNS relay and caching (RFC1034/1035)

-     DHCP server (RFC2131/2132)

-     Support RIPv1 / RIPv2

-     Support IP / MAC / DNS Filter

-     Support DDNS function



-     Local console (RS232)

-     Telnet access

-     Web-based GUI (HTTP)



-     Web-based GUI for express setup, configuration and management

-     Menu-driven interface for local console and Telnet access

-     Password protected management and access control list for administration

-     SNMP management with SNMPv1/SNMPv2c

-     Software upgrade via TFTP server



-     External power adapter 12V DC, 1000mA


Physical Dimension

-     Desktop220(W) x 150(D) x 40(H) mm



-     Operating temperature0~ 45

-     Storage temperature:-10~ 70


-     Humidity0 to 85 percent, Non-condensing