Lucent Technologies 20H Technical Specifications continued, Description, Modes, Ports, Firewall

Technical Specifications (continued)

Description	Specifications
1.Modes
	IP router, IP bridge, DNS relay
2.Ports
SHDSL WAN (RJ-11)	SHDSL with PAM16 line coding (ITU-G.991.2
	Annex A and Annex B) supports wedding
	current range from 0.3mA to 3mA
Ethernet LAN (4 x RJ-45)	4 x Ethernet IEEE 802.3 (switch),
	10/100Base-T auto sensing
3.Firewall
	Masquerading (NAT/PAT) compliant to
	RFC 1631; DNS forwarding.

4.Quality of Service

	ATM QoS support UBR, CBR, VBR-nrt
	VPI Range (0-4095) and VCI range
	(1-65535)
	Up to 8 PVCs in bridge and 5 PVCs
	in routing mode
	OAM F4/F5 loop back support
5.LAN protocols
IP:	IP, ICMP, UDP, TCP, TFTP, RIP-1, RIP-2,
	DHCP, DNS, SNMP, HTTP, HTTPS
6.WAN protocols
	PPPoE (RFC2516), PPPoA (RFC2364)
	(PAP and CHAP supported), and IP over
	ATM over SHDSL (RFC 2025/RFC1577),
	Multiprotocol over ATM (RFC2684/RFC
	1483), IPoA (RFC 2225/RFC1577),
	PPPoE (RFC2516)

7.Transmission rates

LAN (maximum)	100 Mbps, full duplex operation
WAN (maximum)	CellPipe® 20H 144 kbps up to 2.3 Mbps
	rate adaptive in both directions
	CellPipe® 20H-4 144 kbps up to 4.6
	Mbps rate adaptive in both directions
8.Management
Outband	Command-line interface, serial V.24
Inband	Telnet or SNMP management via SNMP
	V1, WAN or LAN access
	TFTP for firmware upgrade
9.Hardware
Power adapter	12 V/DC, external power adapter
Enviroment	Temperature 5–45 °C; humidity 0–95 %;
	non-condensing
Housing	200 x 169 x 40 mm (B x H x T), robust
	plastic case, ports on the back, prepared
	for wall mounting
Approvals	EMC: CE EN300386 & FCC Part 15 class B
	Safety: EN60950 & CB

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Lucent Technologies Inc.

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