Upgrade your computer's Wi-Fi & access the Internet quickly & easily from anywhere in your home or office. This adapter delivers high performance wireless networking to a laptop or desktop PC via the ultra-fast USB (Universal Serial Bus) 2.0 interface. Wireless N technology offers more speed, extended coverage & virtually no dead spots while still compatible with previous network standards. This adapter transfers data at speeds of up to 300 Mbps. The DWA-140 supports WEP, WPA & WPA2 encryption methods &

Includes:: a configuration utility to find available wireless networks & show quality/signal strength. No experience required, simply insert the enclosed CD into your computer & the installation wizard will do the rest. Up to 12X Faster & 4X Farther than 802.11g Wirelessly Connect to the Internet for Work or Play Greater Wireless Reception Around Your Home or Office Backward Compatible with 802.11g Networks Please note: networking components such as switches, routers, UPS & wireless devices require that speeds & standards be consistent throughout the network to gain optimum performance. To avoid compatibility clashes or for advice, please contact us on solutions@ebuyer.com.

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This Range Booster N ADSL2/2+ Modem Router is a versatile, high-performance remote router for the home & small office. With integrated ADSL2/2+ supporting up to 24 Mbps download speeds, firewall protection, Quality of Service (Qo S), 802.11n wireless LAN (draft 1.0) & 4 Ethernet switch ports, this router provides all the functions that a home or small office needs to establish a secure & high-speed link to the Internet. Ultimate Wireless Connection with Maximal Security Powered by Range Booster N™ technology, this router provides wireless speeds that are up to 4 times faster than 802.11g 1. Maximize wireless performance by connecting this router to computers equipped with Range Booster N™ wireless interfaces & stay connected from virtually anywhere at home & in the office. The router can also be used with 802.11g & 802.11b wireless networks to enable significantly enhanced reception. It supports WPA/WPA2 & WEP for flexible user access security & data encryption methods. Firewall Protection The router provides firewall security using Stateful Packet Inspection (SPI) & hacker attack logging for Denial of Service (Do S) attack protection. SPI inspects the contents of all incoming packet headers before deciding which packets are allowed to pass through. Access control is provided with packet filtering based on port & source/destination MAC/IP addresses. With Virtual Server Mapping, only specific services on a local server, like web, FTP or games may be made accessible from the Internet, ensuring the rest of the machine remains protected from hackers. VPN pass-through is provided to let mobile users securely access office files & mail from home. Quality of Service Features The DSL-2740R supports multiple priority queues to enable a group of home or office users to experience smooth connectivity without suffering the effects of network congestion. This support for Quality of Service (Qo S) means that you can enjoy lag-free transmission for applications such as Vo IP & streaming multimedia over the Internet. 1 Maximum wireless signal rate derived from IEEE standard 802.11g & draft 802.11n specifications. 802.11n speeds obtainable when operating with Range Booster N™ products. Actual data throughput will vary. Network conditions & environmental factors, including volume of network traffic, building materials & construction may lower actual data throughput rate. Environmental factors may adversely affect wireless signal range. Range Booster N™ products are based on draft IEEE 802.11n specifications & are not guaranteed to be forward compatible with future versions of the IEEE 802.11n specifications. Compatibility with draft 802.11n devices from other manufacturers is not guaranteed. All references to speed are for comparison purposes only. Please note: networking components such as switches, routers & wireless devices require that speeds & standards be consistent throughout the network to gain optimum performance. To avoid compatibility clashes or for advice, please contact us on solutions@ebuyer.com. ...

SUPERIOR WIRELESS COVERAGE D-Link DWA-131 Wireless N Nano USB (Universal Serial Bus) Adapter provides superior wireless signal for your computer compared to the existing wireless 802.11g technology. This Wireless N adapter is ideal for day-to-day activities such as transferring files, browsing the Internet, & downloading music. D-Link Wireless N products use smart Antenna technology to transmit multiple streams of data allowing you to receive wireless signals from the farthest corners of your home. Furthermore, D-Link Wireless N technology extends your wireless range, while maintaining compatibility with all your existing 802.11b/g wireless routers & access points. EASY TO SET UP The Quick Setup Wizard provides an easy way to setup your USB (Universal Serial Bus) adapter & the Wireless Manager included with this product helps keep track of all your most frequently accessed networks. COMPACT & CONVENIENT The DWA-131 easily connects your desktop or notebook PC to a wireless network for Internet access & fi le sharing. Wi-Fi Protected Setup (WPS) feature enables devices to establish an easy, one-time, single-click connection with an access point or wireless router, eliminating complex encryption codes. WPS also offers advanced security features that are simple & easy to configure. With its unique ‘ Firefl y’ design & unmatched performance, this ultra-portable USB (Universal Serial Bus) adapter is an ideal choice for setting up a secure wireless connection. ...

The DGS-3620 Series of next generation Layer 3 Gigabit switches deliver performance, flexibility, security, multi-layer Qo S & access control, along with redundant power solutions for SMBs & enterprises. With high Gigabit port densities, Gigabit SFP & 10-Gigabit SFP+ support, & advanced software solutions, these switches can act as either departmental access layer devices or core switches to form a multilevel network structured with backbone & centralized high-speed servers. Service providers can take advantage of the high SFP density switches to structure the cores of Fibre to the Building (FTTB) networks that they extend to the subscribers sites. The DGS-3620 Series is embedded with two different software images, the Standard Image (SI) & the Enhanced Image (EI). The Standard Image provides fundamental features for campuses & enterprises such as switching, routing, multicasting, advanced Quality of Service (Qo S), & robust security features. ...

The x Stack DES-3552 x Stack switch is a enhanced L2+ access stackable switch designed to connect end-users in a secure SMB (small & medium size business) or enterprise network. This switch provides physical stacking 1, static routing 1, multicast & enhanced security, making it an ideal access layer solution. The DES-3552 provides 48 Fast Ethernet ports & four Gigabit uplinks. The two combo 10/100/100 Base-T/SFP slots on the front panel provide flexible copper or fiber Gigabit connection. The two 10/100/1000 Base-T ports on the back panel can be used either as stacking ports with 4 Gbps bidirectional stacking bandwidth, or simple copper Gigabit uplinks. Physical stacking 1 capability allows administrators to add up to eight switch units per stack on a scalable expansion basis, an attractive alternative to the expensive chassis-based solution. The DES-3552 switch provides administrators with extensive security features such as 802.1X Guest VLAN, MAC-based Access Control (MAC) & Web-based Access Control (WAC). 802.1X Guest VLAN is a comprehensive end-point security solution for user authentication/authorization & WAC guarantees granular network access control with a user-friendly authentication mechanism. The IP-MAC-Port Binding feature allows administrators to bind a source IP address with an associated MAC address & a port number to enhance user access control. & with DHCP Snooping feature, the switch automatically learns the IP/MAC pairs by snooping DHCP packets & saving them to the IMPB white list. This keeps the network secure & auditable. The D-Link Safeguard Engine identifies & prioritizes "CPU interested" packets to prevent malicious traffic from interrupting normal network flows & protects switch operation. The DES-3552 series targets SMB/enterprise customers who require a high level of network security & maximum uptime. It offers Static Route 1, 4K VLAN, advanced selective Q-in-Q, as well as delivering progressive Qo S capability for mission-critical applications & multicast services. This switch offers superior performance & availability through the latest Spanning Tree protocol, optional redundant power, & Loopback Detection (D-Links advanced technology for preventing loops without the presence of STP). The DES-3552 switch uses an easy-to-use web interface & configuration wizards to minimize an administrators learning curve & make deployments easier to plan & implement. Utilizing the latest generation of chipsets, the DES-3552 optimizes power consumption to reduce energy costs & contribute to a greener environment. In addition, its fanless design ensures quiet operation, ideal for deployment in open spaces. ...

The DES-3200 Series is a member of D-Link's Layer 2 managed switch family designed for the ETTX, FTTX, and enterprise markets. The DES-3200 Series provides 8/16/24, or 48 10/100 Mbps Fast Ethernet connections & various SFP or combo Gigabit/SFP ports uplink, as well as Po E options. ...

The DES-3800 series forms a cost-effective Ethernet virtual stack for workgroup connection. It incorporates L3 packet routing & many functions typically found in a chassis-based solution. The DES-3800 series provides the state-of-the-art Single IP Management for seamless integration with a core Gigabit x Stack attached to an optional ultra high-speed 10 Gigabit backbone. Simple to deploy & easy to manage, the DES-3800 series comprises the departmental access-level devices that can be easily stacked & configured with any switches supporting D-Links Single IP Management, including the D-Link x Stack core switches, to form part of a multi-level network structured with backbone & centralized high-speed servers. Without any stacking cable, cable distance barrier & physical stacking method limitations, a DES-3800 stack can comprise units that are located anywhere on the same network domain, eliminating the possibility of any single point of failure. Ideal for deployment at the network edge, the DES-3800 blends L2 packet switching with dynamic L3 IP routing to relieve the network backbone & servers of any unnecessary traffic. The DES-3800 series provides a complete set of security features for connectivity & access control. This set

Includes:: L2/3/4 Access Control Lists (ACLs) based on MAC address, switch port, IP address, and/or TCP/UDP port numbers, ARP storm control & MAC address control. The DES-3800 also provides central management for administration access via TACACS+ & RADIUS. Together with network application control, this security ensures that not only proper user access is served, but malicious traffic is also prevented from being spread across the network. The DES-3800 series provides extensive VLAN support including 4K VLAN entries, GARP/GVRP & 802.1Q to enhance network security & performance. Bandwidth control means that you can set traffic limit for each port to control the traffic volume from the edge of the network. DES-3828 & 3828P support redundant power option to maximize network uptime. Other features include 802.3ad Link Aggregation, 802.1d Spanning Tree & 802.1w Rapid Spanning Tree to increase network reliability & availability of your Virtual Stack. The DES-3800 series implements a robust set of multilayer (L2, L3, L4) Qo S/ Co S features to ensure that critical network services like Vo IP, ERP, Intranet & video conference are served with proper priority. 8 priority queues for 802.1p/TOS/ Diff Serv are supported, with classification & marking based on MAC SA/DA, IP SA/DA, DSCP, and/or TCP/UDP port numbers. With IP Multicast support, the DES-3800 is also ideal for high-bandwidth applications, such as MPEG video, delivering traffic to multiple receivers without adding any additional burden on the source or the receivers while using the least network bandwidth.

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The DGS-3120 x Stack Series are enhanced L2 access stackable switches designed to connect end-users in a secure SMB or enterprise network. These switches support physical stacking, multicast & enhanced security, making them an ideal Gigabit access layer solution. They are equipped with an SD Card slot, allowing the user to boot images & upload configuration files directly from an SD Card. The DGS-3120 Series is embedded with two different software images
- Standard Image (SI) & Enhanced Image (EI). The Standard Image provides sophisticated features for small & medium businesses, including advanced Quality of Service (Qo S), traffic shaping, L2 multicasting, & robust security features. The Enhanced Image supports ERPS, Double VLAN (Q-in-Q), Ethernet OAM, Static Route, IMPB, s Flow, IPv 6 features which are suitable for the next generation IPv 6 networks or triple play applications in Metro Ethernet. The DGS-3120 Series targets small & medium businesses that require a high level of network security & maximum uptime. All the models in DGS-3120 Series support an external redundant power supply so that continued operation can be assured. They also include other features, such as Spanning Tree, Rapid Spanning Tree & Multiple Spanning Tree, Loopback Detection, & Broadcast Storm Control, which enhance network resilience. The Ethernet Ring Protection Switching (ERPS) function minimizes the recovery time in case of a loop failure. For load sharing & redundancy backup in switch cascading/server attachment configuration, the DGS-3120 Series provides dynamic port trunking. The DGS-3120 Series provides users with the latest security features such as Multi-layer & Packet Content Access Control Lists (ACL), Storm Control, & IP-MAC-Port Binding (IMPB) with DHCP Snooping. The IP-MAC-Port Binding feature allows administrators to bind a source IP address with an associated MAC & also define the port number to enhance user access control. With the DHCP Snooping feature, the switch automatically learns IP/MAC pairs by snooping DHCP packets & saving them to the IMPB white list. In addition, the D-Link Safeguard Engine identifies & prioritizes "CPU interested" packets to prevent malicious traffic from interrupting normal network flows, & to protect switch operation. The DGS-3120 Series supports authentication mechanisms & security policies that can be applied individually to each connected host. In addition, the switch also supports Microsoft NAP (Network Access Protection). NAP is a policy enforcement technology that allows administrators to protect network assets from unhealthy computers by enforcing compliance with network health policies. The DGS-3120 Series implements a rich set of multilayer Qo S/ Co S features to ensure that critical network services like Vo IP, video conference, IPTV & IP surveillance are served with high priority. The Traffic Shaping features guarantee bandwidth of these services when the network is busy. With L2 Multicast support, the DGS-3120 shows its ability to handle growing IPTV applications. To uphold users' Service Level Agreements (SLA), service providers must reduce the Mean Time to Repair (MTTR) & increase service availability. Ethernet OAM features address these challenges & enable service providers to offer carrier-grade services. The DGS-3120 Series supports industry-standard OAM tools, including IEEE 802.3ah, IEEE802.1ag, & ITU-T Y.1731. Connectivity Fault Management (CFM) provides tools to monitor & troubleshoot end-to-end Ethernet networks, allowing service providers to check connectivity, isolate network issues, & identify customers affected by network issues. The DGS-3120 Series is fully compliant with the future IPv 6 networks. It supports IPv 6-based security functions to protect the network from illegal IPv 6 clients. The DGS-3120 Series has been certified with IPv 6 Ready Logo Phase 2 from the IPv 6 forum, a worldwide IPv 6 advocacy consortium.
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The DGS-3120 x Stack Series are enhanced L2 access stackable switches designed to connect end-users in a secure SMB or enterprise network. These switches support physical stacking, multicast & enhanced security, making them an ideal Gigabit access layer solution. They are equipped with an SD Card slot, allowing the user to boot images & upload configuration files directly from an SD Card. The DGS-3120 Series is embedded with two different software images
- Standard Image (SI) & Enhanced Image (EI). The Standard Image provides sophisticated features for small & medium businesses, including advanced Quality of Service (Qo S), traffic shaping, L2 multicasting, & robust security features. The Enhanced Image supports ERPS, Double VLAN (Q-in-Q), Ethernet OAM, Static Route, IMPB, s Flow, IPv 6 features which are suitable for the next generation IPv 6 networks or triple play applications in Metro Ethernet. The DGS-3120 Series targets small & medium businesses that require a high level of network security & maximum uptime. All the models in DGS-3120 Series support an external redundant power supply so that continued operation can be assured. They also include other features, such as Spanning Tree, Rapid Spanning Tree & Multiple Spanning Tree, Loopback Detection, & Broadcast Storm Control, which enhance network resilience. The Ethernet Ring Protection Switching (ERPS) function minimizes the recovery time in case of a loop failure. For load sharing & redundancy backup in switch cascading/server attachment configuration, the DGS-3120 Series provides dynamic port trunking. The DGS-3120 Series provides users with the latest security features such as Multi-layer & Packet Content Access Control Lists (ACL), Storm Control, & IP-MAC-Port Binding (IMPB) with DHCP Snooping. The IP-MAC-Port Binding feature allows administrators to bind a source IP address with an associated MAC & also define the port number to enhance user access control. With the DHCP Snooping feature, the switch automatically learns IP/MAC pairs by snooping DHCP packets & saving them to the IMPB white list. In addition, the D-Link Safeguard Engine identifies & prioritizes "CPU interested" packets to prevent malicious traffic from interrupting normal network flows, & to protect switch operation. The DGS-3120 Series supports authentication mechanisms & security policies that can be applied individually to each connected host. In addition, the switch also supports Microsoft NAP (Network Access Protection). NAP is a policy enforcement technology that allows administrators to protect network assets from unhealthy computers by enforcing compliance with network health policies. The DGS-3120 Series implements a rich set of multilayer Qo S/ Co S features to ensure that critical network services like Vo IP, video conference, IPTV & IP surveillance are served with high priority. The Traffic Shaping features guarantee bandwidth of these services when the network is busy. With L2 Multicast support, the DGS-3120 shows its ability to handle growing IPTV applications. To uphold users' Service Level Agreements (SLA), service providers must reduce the Mean Time to Repair (MTTR) & increase service availability. Ethernet OAM features address these challenges & enable service providers to offer carrier-grade services. The DGS-3120 Series supports industry-standard OAM tools, including IEEE 802.3ah, IEEE802.1ag, & ITU-T Y.1731. Connectivity Fault Management (CFM) provides tools to monitor & troubleshoot end-to-end Ethernet networks, allowing service providers to check connectivity, isolate network issues, & identify customers affected by network issues. The DGS-3120 Series is fully compliant with the future IPv 6 networks. It supports IPv 6-based security functions to protect the network from illegal IPv 6 clients. The DGS-3120 Series has been certified with IPv 6 Ready Logo Phase 2 from the IPv 6 forum, a worldwide IPv 6 advocacy consortium. Please note: networking components such as switches, routers & wireless devices require that speeds & standards be consistent throughout the network to gain optimum performance. To avoid compatibility clashes or for advice, please contact us on solutions@ebuyer.com.
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The x Stack DGS-3420 series of next generation Layer 2+ Gigabit switches delivers performance, flexibility, security, multi-layer Qo S, and accessibility, along with redundant power solutions for SMBs & enterprises. With high Gigabit port densities, Gigabit SFP, 10-Gigabit SFP+ support, and advanced software solutions, these switches can act as either departmental access layer devices or aggregation switches to form a multilevel network structured with backbone & centralized high-speed servers. ...