1. National Enhance Technology Corp. VDSL Product Presentation NV-2400S NV-800S NV-200LC(CO) NV-200(CPE) NV-200D(2xRJ45)

2. VDSL ( Very-High-Data-Rate Digital Subscriber Line ) The most promising technology capable of delivering full-service access is very-high-data-rate digital subscriber line (VDSL). VDSL is both symmetric and asymmetric and provides up to 15Mbps of bandwidth over voice on a single twisted-pair copper loop. Our current VDSL series are: NV-2400S(24-port Intelligent VDSL Concentrator) NV-800S(8-port Intelligent VDSL Concentrator) NV-200LC(VDSL CO Modem with External Console) NV-200(VDSL CPE Modem) NV-200D(VDSL Modem with 2 x 10/100 Ethernet)

3. NV-2400S Benefits:   Supports bandwidth management function from 100Kbps up to 15Mbps(symmetric or asymmetric)   Supports Auto-MDIX & Copper/Fiber Media Auto-Link with Hot Swappable on Ethernet ports   Surge protection & Splitter on board for VDSL ports   Supports IEEE-802.1d spanning tree   Supports IEEE-802.1q tagging & IEEE-802.1v protocol V-Lan   Supports IEEE-802.1ad Port Trunking (Link aggregation)   Supports IEEE-802.1x port base network access control   Supports IGMP snooping   Supports Mac filtering   Supports internal fan & temperature monitor & management function   Supports SNMP with RMON 1,2,3,9 groups management   Supports IE, Mozilla & Netscape Web browsers   Supports SNR indicator for checking phone wiring quality   Supports interleave depth for fixing crosstalk issue   Supports TFTP & Broadcast storm filtering

4. Specifications:  Ethernet Standards: IEEE802.3, 802.3u, 802.3ab & 802.3z VDSL Standards: ETSI, ITU, ANSI Interfaces: 1*10/100/1000 auto sensing RJ-45 + 1*SFP Giga Fiber port for connecting to backbone 1*RS-232 console port 2*RJ-21 connectors 1*System reset button  Protocol : IEEE 802.1d spanning tree IEEE 802.1ad port trunking IEEE 802.1q tagging v-lan IEEE 802.1p COS IEEE 802.1x port base network access control RFC-1112 IGMP  SNMP MIBS : RFC-1213 MIBII RFC-1493 Bridge MIB RFC-1643 Ether like MIB RFC-1757 RMON MIB  Dimensions : 444 x 362 x 44 m/m  EMI : FCC; CE

5. NV-800S Benefits:  Supports 4/1; 5; 10; 15Mbps bandwidth selection  Supports Auto-MDIX on Ethernet ports  Surge protection & Splitter on board for VDSL ports  Supports IEEE-802.1d spanning tree  Supports IEEE-802.1q tagging & IEEE-802.1v protocol V-Lan  Supports IEEE-802.1ad Port Trunking (Link aggregation)  Supports IGMP snooping  Supports Mac filtering  Supports internal fan & temperature monitor & management function  Supports SNMP with RMON 1,2,3,9 groups management  Supports IE, Mozilla & Netscape Web browsers  Supports SNR indicator for checking phone wiring quality  Supports interleave depth for fixing crosstalk issue  Supports TFTP & Broadcast storm filtering

6. Specifications:  Ethernet Standards: IEEE802.3, 802.3u  VDSL Standards: ETSI, ITU, ANSI  Interfaces: 8*RJ-45 VDSL ports 8*RJ-45 POTS/ISDN ports 2*10/100Mbps Ethernet ports for connecting to Backbone 1*RS-232 console port 1*System reset button  Protocol : IEEE 802.1d spanning tree IEEE 802.1ad port trunking IEEE 802.1q tagging v-lan IEEE 802.1p COS IEEE 802.1x port base network access control RFC-1112 IGMP  SNMP MIBS : RFC-1213 MIBII RFC-1493 Bridge MIB RFC-1643 Ether like MIB RFC-1757 RMON MIB  Dimensions : 412 x 258 x 44 m/m  EMI : FCC ; CE

7. NV-200LC(CO) NV-200(CPE) Benefits:   Built-in surge protection to secure the reliability   Supports Auto-MDIX on Ethernet port   Provides 4 selective transmission rates(1/4, 5, 10, 15Mbps)   Long driver capable up to 1.9km on 1/4Mbps transmission rate mode   Provides Utility software for bandwidth set-up, checking link/ traffic/ SNR(NV-200LC only) Specifications:   Ethernet Standards: IEEE802.3, 802.3u   VDSL Standards: ETSI, ITU, ANSI   Interfaces: 1*Auto-sensing RJ-45 10/100Mbps port 1*RJ-11 POTS/ISDN port 1*RJ-11 VDSL port 1*RS-232 console port(NV-200LC only)

8. Benefits:   Built-in surge protection to secure the reliability   Supports Auto-MDIX on Ethernet port   Long driver capable up to 1.9km on 1/4Mbps transmission rate mode   Provides 2 x 10/100 RJ-45(NV-200D only) Specifications:   Ethernet Standards: IEEE802.3, 802.3u   VDSL Standards: ETSI, ITU, ANSI   POE Standards : IEEE-802.3af   Interfaces: 2*Auto-sensing RJ-45 10/100Mbps ports(NV-200D only) 1*RJ-11 POTS/ISDN port 1*RJ-11 VDSL port NV-200D(2 x RJ45)

9. Web Management TelnetConsole In/Out of Band Management

11. VDSL Applications

12. VDSL application for Home users

16. MDF configuration diagram

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