Henan total generation supply Cisco Cisco? Catalyst? 2928 Series Switches

Cisco? Catalyst? 2928 Series switches, is China campus network tailored, high security and cost-effective Layer Fast access switches. The series uses PoE (Power Over Ethernet - PoE) or non-PoE configurations, can provide desktop Fast Ethernet connections that provide unified wired and wireless security solution for the campus network access. Catalyst 2928 Series uses advanced hardware and software technology, combined with third-party certification management system, identity-based network deployment, greatly improve the campus network security. Simple authentication mode, free customized authentication interface, highly integrated security features, high performance hardware, reliable and cost-effective software, which will enable Catalyst 2928 an ideal choice for the campus network access switch. The following are various models Model Description Catalyst 2928 Cisco Catalyst 2928-24LT-C 24 10/100 Ethernet ports (8 ports support PoE) and two dual-purpose Gigabit uplink ports photoelectric Cisco Catalyst 2928-24TC-C 24 Ethernet 10/100 ports and two dual-purpose uplink port Gigabit Optical Cisco Catalyst 2928-48TC-C 48 Ethernet 10/100 ports and two dual-purpose Gigabit uplink port Cisco Catalyst 2928 photoelectric software image is a rich set of intelligent services, including advanced authentication, ACL and IPv4 management. SFP-based Gigabit Ethernet port compatible with a wide variety of SFP modules. Catalyst 2928 series switches can provide to the campus network users key features: wired and wireless unified solution in a unified upper management software platform, wired and wireless consistently certification, combined with third-party software for powerful complete security solution Security feature enables users to feature seven combinations of elements bound to ensure maximum safety of the access network side one-touch open to achieve security defense ARP, DHCP spoofing, port security and other security and defense policy innovation WEB-based authentication terminal authentication mode, cross-platform and cross-browser access authentication, while providing customized authentication interface to ensure accurate transmission of information products in China specifically for the Chinese education industry custom switch, either the panel or the management interfaces are described using Chinese , greatly reducing the time users who are familiar with devices of wired and wireless unified security solution uses a unique feature of the program catalyst 2928 switches coupled with the upper management of third-party software will provide a safe secure campus network construction, reliable, easy to use overall solution. The advantage of this program lies in the following areas: network control to simplify the IT managers freed from the tedious logic map, network control closer to the organizational structure of enterprises and business applications. Wired and wireless integrated role management and policy control character control provides unified management and policy control integration role, making the operation and maintenance personnel can define wired access, wireless access, application access requirements for different roles in the next screen multiple levels of access control policy, etc., and after the certification issued to each control point of the user data flows. Wired and wireless integrated access authentication unified character control provides a unified access authentication mechanism, regardless of whether the user access from wired or wireless access, unified authentication mechanism to ensure that in the context of a user account, you can pair its certification. In addition to judging the conditions of certification based on user ID, but also whether to allow access to its equipment as well as access and features judge. Which features includes, IP address, MAC address, switch ID, in the current user's id and where vlan ports. Multi-dimensional terminal access control system can determine the location of the access terminal, the access time, then access media, access, terminal state, the terminal watermark, terminal MAC, user ID comprehensive judgment to determine whether the user is able to access system. Cisco Physical Security solutions integrate authentication factors can also increase facial features. BS can be developed based on the application of business users wireless access gateway to the face uniform identity control can provide location-based portal and define services, users can define their own portal page and bind the pages with the access position and business together to achieve push personalized portal page. Powerful security features Cisco Catalyst 2928 Series a number of different security features set provided to help you protect important information, to prevent unauthorized users from entering the network, ensure the confidentiality of the network and maintain uninterrupted operation. Cisco Unified security control solutions that provide authentication, access control and security policy management to ensure the security of network connections and resources. Cisco Catalyst 2928 Series of access control to prevent unauthorized access and help ensure that users can only use the prescribed authority. It can control the level of detail of the dynamic management of network access. Use a combination of innovation and access authentication and third-party solutions, regardless of the user when connected to the network where, when authenticating users can be assigned to an identity. This setting allows IT departments, can not affect the user mobility and minimizing the administrative burden of the situation and achieve a strong security policy. For part of the campus network management, the need for strict management and limited network access by online behavior. Catalyst 2928 provides a powerful set of bindings 7 yuan for this part of the user, you can define specific student at a particular port on a particular device network access. This can greatly improve the transparency of network management and control. Binding 7 yuan group can be any combination of flexible binding policy. 7 yuan group includes the following elements: IP address, MAC address, port, user name, password, Vlan ID and switches ID. Support for Denial of Service (DoS) and other attacks protection, depending on the source and destination by MAC address, IP address, or TCP / User Datagram Protocol (UDP) port rejects the packet, use ACL to restrict access to sensitive portions of the network . ACL lookups are done in hardware, so that, when implementing ACL-based security, the forwarding performance is not affected. You can use port security features, depending on the target device's MAC address to connect to restrict access to one of the Ethernet port. It is also used equipment plugged into a switch port the total number of restrictions to protect the switch against MAC flooding attacks, and reduce the risk of rogue wireless access points. With the Dynamic Host Configuration Protocol (DHCP) snooping feature, by allowing only the user interface from the face of untrusted DHCP request (not responding), and thus prevent DHCP spoofing. In addition, DHCP Interface Tracker (Option 82) feature can be used to increase the switch port ID requesting host IP address to help users achieve granular control of IP address assignment. One-button security features, only one command to open complex security strategies to achieve ARP spoofing and attack prevention, DHCP spoofing defense, port security, illegal DHCP server access. You can use MAC address notification feature, send an alert to a management station so that network administrators know when and where users access the network, thereby monitor the network and track users. RADIUS authentication enables centralized access control of switches and prevents unauthorized users from configuration changes. In addition, the switch can also configure a local username and password database. Fifteen authorization function switch on the console and configure permissions levels authorized Web-based management interface, able to grant different levels to different administrators. Innovative authentication Catalyst 2928 switch supports traditional MAC, 802.1x authentication, while the series switches support the new Web authentication mode. By Web authentication allows authentication of the terminal cross-platform operating systems and browsers. Support for mainstream operating systems and popular web browsers. 802.1x in the traditional way usually takes to load additional client, which brings a burden to network managers. It authenticates the user directly through the web way can greatly reduce the maintenance difficulty of management personnel, but also for the end customers, reducing the cumbersome software installation and difficulty of maintenance. Web authentication on the Catalyst 2928 can be used for web server outside push, the administrator can push different pages for different user groups feature, to push content customization and point features different from traditional Web authentication, Catalyst 2928's Web After certification by the certification, all traffic will be forwarded directly to the hardware level, so the user traffic increases, it does not reduce the overall performance. Smart PoE management Cisco Catalyst 2928 PoE models support Cisco Aironet? Wireless LAN access points and Cisco IP phones, as well as any IEEE 802.3af-compliant end device. Cisco Discovery Protocol Version 2 enables Cisco Catalyst 2928 Series switches when connecting to an access point or a Cisco-powered IP phones and other equipment, to negotiate a smaller size than the IEEE standard power settings. PoE MIB enables users to proactively view power usage and allows you to set different power level thresholds. Link Layer Discovery Protocol (LLDP and LLDP-MED), adds support for IEEE 802.1AB Link Layer Discovery Protocol support for multi-vendor network interoperability. Switches and IP phones and other terminal equipment swap rate, duplex, and power settings. Availability and scalability of Cisco Catalyst 2928 Series can be equipped with a lot of multicast filtering for network scalability and higher availability features, and a set of Layer 2 networks aimed at maximizing the availability of Spanning Tree Protocol enhancements. Per-VLAN Spanning Tree Plus (PVST +), UplinkFast and PortFast and other enhancements to the standard Spanning Tree protocol helps maximize network uptime. PVST + enables Layer 2 load sharing on redundant links to efficiently use the redundancy inherent in the design of the additional capacity. UplinkFast, PortFast, and BackboneFast, etc., can greatly shorten the standard Spanning Tree Protocol 30-60 seconds of convergence time. Loop Protection (Loopguard) and bridge protocol data unit (BPDU) protection enhancements spanning tree protocol avoids loops. Manage the new Quick Setup (Express Setup) feature simplifies the initial configuration process switch. Now you can set the switch through a Web browser, without having to run a terminal emulation program and a command line interface (CLI). Quick Setup (Express Setup) can help primary skilled personnel quickly and easily set up switches, thereby reducing the cost of deployment. Table 2 shows the Cisco Catalyst 2928 Series features and benefits. Table 3 shows the hardware specifications, Table 4 shows the power specifications. Table 5 lists the management and standards support, Table 6 provides safety and compliance information. Henan High St. Electronic Technology Co., Ltd. is a private high-tech joint-stock enterprises, registered capital of five million yuan, is engaged in network products agents and distributors, integrated wiring, systems integration and application of technical services IT conglomerate. The company has become the Henan distributor of Cisco, Cisco Premier Certified, Wah, Huawei's core distributors