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Appendix: specification – Siemens ADSL 500 User Manual

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Appendix: Specification

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Appendix: Specification

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ADSL Compliance

ANSI T1.413 Issue 2

ITU G.992.2 Annex A (G.lite)

ITU G.992.1 Annex A (G.dmt)

ITU G.992.1 Annex B (G.dmt)

ITU G.994.1 (G.hs)

Wireless LAN Features

Fully compatible to IEEE 802.11b standard and allow operating range up to 300 meters (open space) and 100
meters (indoor).

The Direct Sequence Spread Spectrum (DSSS) technology is exploited.

Seamless roaming within the 802.11 and 802.11b wireless LAN infrastructure

Low power consumption via efficient power management

ATM Features

Compliant to ATM Forum UNI 3.1 / 4.0 Permanent Virtual Circuits (PVCs)

Support up to 8 AAL5 Virtual Circuit Channels (VCCs) for UBR, CBR, VBR-rt, and VBR-nrt with traffic
shaping

TR-037 Auto PVC (auto-provisioning)

RFC1483 (RFC2684) LLC Encapsulation and VC Multiplexing over AAL5

RFC2364 Point-to-Point Protocol (PPP) over AAL5

RFC2225 Classical IP and ARP over ATM

RFC2516 PPP over Ethernet: support Relay (Transparent Forwarding) and Client functions

OAM F4/F5 End-to-End/Segment Loopback Cells

Bridging Features
Supports self-learning bridge specified in IEEE 802.1D Transparent Bridging

Supports up to 4000 learning MAC addresses

Transparent bridging among 10/100 Mb Ethernet and 802.11b Wireless LAN interfaces

Routing Features

UPnP IGD (Internet Gateway Device) with NAT traversal capability support

NAT (Network Address Translation) / PAT (Port Address Translation) let multiple users on the LAN to access
the internet for the cost of only one IP address and enjoy various multimedia applications.

ALGs (Application Level Gateways): such as NetMeeting, FTP, Quick Time, mIRC, Real Player, CuSeeMe, etc.

Multiple Virtual Servers (e.g., Web, FTP, Mail servers) can be setup on user’s local network.

Static routes, RFC1058 RIPv1, RFC1723 RIPv2.

DNS Relay

ARP Proxy

Security Features