2011年12月20日星期二

Cisco Catalyst 3560 Series Switches

The 3560x 48t l is a line of fixed-configuration, enterprise-class switches that include IEEE 802.3af and Cisco prestandard Power over Ethernet (PoE) functionality in Fast Ethernet and Gigabit Ethernet configurations.
As an ideal access layer switch for small enterprise LAN access or branch-office environments, the Cisco Catalyst 3560combinesboth 10/100/1000 and PoE configurations for maximum productivity and investment protection while enabling the deployment of new applications such as IP telephony, wireless access, video surveillance, building management systems, and remote video kiosks.
Customers can deploy network wide intelligent services-such as advanced quality of service (QoS), rate limiting, access control lists (ACLs), multicast management, and high-performance IP routing-while maintaining the simplicity of traditional LAN switching.
The ws c3560x 24t s specs is part of a larger and more scalable family of Cisco Catalyst switches that includes the Cisco Catalyst 3560-E Series switches, the Cisco Catalyst 3750 and 3750-E Series switches with Cisco StackWise technology, and the Cisco Catalyst 4500 and Catalyst 6500 modular switches. United by Cisco IOS Software, the entire family offers industry-leading availability, integrated security, optimized delivery, and manageability.
Software
The ws c3560e is available with one of two software images:
IP Base software includes advanced quality of service (QoS), rate limiting, access control lists (ACLs), Open Shortest Path First (OSPF) for routed access, and IPv6 functionality.
IP Services software provides a broader set of enterprise-class features, including advanced hardware-based IP Unicast and IP Multicast routing, as well as policy-based routing (PBR).
Simple Network Management
Available for the cisco catalyst 3560e, the Cisco Network Assistant is a centralized management application for switches, routers, and wireless access points. Free of charge, the application provides configuration wizards that greatly simplify the implementation of converged networks and intelligent network services.
Quick Look at Some Cisco ws c3560x 24t l datasheet
WS-C3560G-48PS-S:Port Speed: 10/100 with IEEE 802.3af and Cisco pre-standard PoE
48 ports
Uplinks: 4 SFP-based ports
Software Image: IP Base
WS-C3560G-24PS-S:Port Speed:10/100/1000 with IEEE 802.3af and Cisco prestandardPoE
24 ports
Uplinks: 4 SFP-based ports
IP Base
WS-C3560G-48TS-S:Port Speed: 10/100/1000
48 ports
Uplinks: 4 SFP-based ports
Software Image: IP Base
WS-C3560G-24TS-S:Port Speed: 10/100/1000
24 ports
Uplinks: 4 SFP-based ports
Software Image: IP Base
More Cisco 3560 Switch Related
sw c3560 8pc s Series Switches:an enterprise-class line of standalone access and aggregation switches that ease the deployment of secure converged applications.
These switches combine 10/100/1000 and Power over Ethernet (PoE) configurations with uplinks that easily upgrade from 1 Gb Ethernet to 10 Gb Ethernet. They enhance worker productivity by enabling applications such as IP telephony, wireless, and video.
Features:
• Ten-second 10 Gb upgrade
• Support for 802.11n devices
• Configurations with up to 20W PoE on all 48 ports
• Modular fan and power supply for aggregation models
• Highly available operation: dual hot-swappable modular power supplies and fans for fixed aggregation switches
• Secure unified network services
• Cisco EnergyWise technology
For further Cisco 3560 series switches’ specs, price, software, configuration, service, etc. Please visit Cisco Catalyst 3560 Series Switch at router-switch.com…

2011年11月17日星期四

Cisco WS-C3560G-24TS-S, Ideal Cisco Switch Designed For Enterprise

WS-C3560G-24TS-S, belonging to Cisco Catalyst 3560 Switch family, is a fixed configuration, enterprise-class switch that provides availability, security, and quality of service (QoS) to enhance network operations. The WS-C3560X-48P-L is an ideal access layer switch for small enterprise wiring closets or branch office environments that are using their LAN infrastructure for the deployment of new products and applications such as IP telephones, wireless access points, video surveillance, building management systems, and remote video kiosks.

Cisco 3560 users can deploy network-wide intelligent services, such as advanced QoS, rate limiting, access control lists (ACLs), multicast management, and high-performance IP routing - while maintaining the simplicity of traditional LAN switching.

Basic Features of Cisco WS-C3560X-48PF-L
Device Type Switch - 24 ports - L3 - Managed
Enclosure Type Desktop - 1U
Ports 24 x 10/100/1000 + 4 x Gigabit SFP
Performance Forwarding performance (64-byte packet size) : 38.7 mpps
MAC Address Table Size 12K entries
Routing Protocol RIP-1, RIP-2, HSRP, static IP routing, RIPng
Remote Management Protocol SNMP 1, RMON 1, RMON 2, RMON 3, RMON 9, Telnet, SNMP 3, SNMP 2c, HTTP, SSH-2
Authentication Method Kerberos, RADIUS, TACACS+, Secure Shell v.2 (SSH2)
Features Full duplex capability, Layer 3 switching, Layer 2 switching, auto-sensing per device, IP-routing, DHCP support, auto-negotiation, ARP support, trunking, MPLS support, VLAN support, auto-uplink (auto MDI/MDI-X), IGMP snooping, traffic shaping, manageable, Spanning Tree Protocol (STP) support, Rapid Spanning Tree Protocol (RSTP) support, Multiple Spanning Tree Protocol (MSTP) support, DHCP snooping, Dynamic Trunking Protocol (DTP) support, Port Aggregation Protocol (PAgP) support, Trivial File Transfer Protocol (TFTP) support, Access Control List (ACL) support, Quality of Service (QoS), WS-C3560X-24T-S DHCP server, Virtual Route Forwarding-Lite (VRF-Lite), MLD snooping, Dynamic ARP Inspection (DAI), Time Domain Reflectometry (TDR), Per-VLAN Spanning Tree Plus (PVST+), Cisco EnergyWise technology, Uni-Directional Link Detection (UDLD), Link Aggregation Control Protocol (LACP)
Compliant Standards IEEE 802.3, IEEE 802.3u, IEEE 802.3z, IEEE 802.1D, IEEE 802.1Q, IEEE 802.3ab, IEEE 802.1p, IEEE 802.3x, IEEE 802.3ad (LACP), IEEE 802.1w, IEEE 802.1x, IEEE 802.1s
RAM 128 MB
Flash Memory 32 MB Flash
Status Indicators Port transmission speed, port duplex mode, system, RPS (Redundant Power Supply), link/activity
Interfaces 24 x 10Base-T/100Base-TX/1000Base-T - RJ-45 ¦ 1 x console - RJ-45 - management ¦ 4 x SFP (mini-GBIC)
Power Device Power supply - internal
Voltage Required AC 120/230 V ( 50/60 Hz )
Power Consumption Operational 100 Watt
Features Redundant Power System (RPS) connector
MTBF 230,700 hour(s)
Compliant Standards CE, FCC Class A certified, TUV GS, GOST, BSMI CNS 13438 Class A, CISPR 24, cUL, NOM, VCCI Class A ITE, EN55024, EN55022 Class A, CISPR 22, CSA 22.2 No. 60950, CB, AS/NZS 60950-1, AS/NZ 3548 Class A, EMC, FCC Part 15,WS-C3560X-48T-S MIC, UL 60950-1, IEC 60950-1, EN 60950-1
Software Included Cisco IOS IP Base
Service & Support Limited lifetime warranty
Service & Support Details Limited warranty - lifetime

Price and Purchasing Info
Product detail: Cisco Catalyst switch 3560 24 10/100/1000T + 4 SFP + IPB Image Conditions: New Sealed List Price: US$4,795.00
Wholesale Price: US$2,110.00
You Save: US$2,685.00 (56.00% OFF)
Supplier Available: YEJIAN TECHNOLOGY / RouterSwitch.com
MSN: cisco@router-switch.com
Tel: +852-3174-6166 (Hong Kong)
Fax: +852-3050-1066 (Hong Kong)
Email: cisco@router-switch.com (Sales Inquiries)
Website:http://www.router-switch.com/

2011年10月19日星期三

How to Configure a DHCP Cisco 1841?

Cisco 1841 is a highly capable router that provides the full feature set needed for small or remote office connectivity to the Internet or other private networks. Dynamic Host Configuration Protocol (DHCP) service is one of the features supported by the routeur 1841 cisco and must be enabled if the router is expected to provide dynamic Internet Protocol (IP) addressing to hosts on the private network. The DHCP feature includes many options; however, you can set up a standard configuration in about 30 minutes.
Tips: DHCP service is one of many features that you can enable on a Cisco 1841 router.

Things you’ll use
Cisco serial console cable
  • Microsoft Windows XP computer with 9-pin serial port
  • Network IP number and subnet mask intended for the network
  • IP address for the network DNS server
  • IP address for the network default gateway
  • IP address of a local FTP server
  • Name of the directory where DHCP logs can be stored on the FTP server
  • Credentials of an account that has access to the FTP server

Instructions to Configure a DHCP cisco modular router 1841 Step by Step
Step1. Connect the Cisco serial console cable into the 9-pin serial port on the back of the computer and then connect the other end of the serial console cable into the serial console port on the router 1841.

Step2. Select the "Start" button on Windows XP and then select "All Programs" in the menu that appears. Then select "Accessories."

Step3.Choose the "Communications" program group and then select the "Hyperterminal" icon.

Step4. Enter " cisco routers 1841" in the window that appears and touch the "Enter" key. Then select the "Connect using:" menu and click the "Com" port that is connected to the Cisco 1841 from the list that displays. Click the "OK" button.

Step5.Select the "Bits per second" menu and then choose "9600" from the list that appears. Select the "Flow control:" menu and choose "None" in the list that appears. Select the "OK" button.

Step6. Tap the "Enter" key a few times and the Cisco CLI (Command Line Interface) will appear.

Step7.Enter "enable" on the command prompt and then press the "Enter" key. Type the "enable" password if requested and then tap the "Enter" key.

Step8. Type "config t" on the command prompt and then press the "Enter" key. Then type "service dhcp" and press the "Enter" key.

Step9. Type "ipdhcp database ftp://user:password@ip_address/dhcp_logs write-delay 120" except replace the "ip_address " with the FTP server IP address, the "user:password" with the account name and password for the FTP server, cisco 1841 security bundle router and "dhcp_logs" with the name of the directory where the DHCP logs will be stored on the FTP server. Press the "Enter" key.

Step10. Type "ipdhcp pool pool_name" except replace "pool_name" with a name for the DHCP address pool and then press the "Enter" key. Then type "network 10.0.0.0 255.0.0.0" except replace the "10.0.0.0 255.0.0.0" with the network IP number and subnet mask of the DHCP scope of addresses to be configured for the network.

Step11. Type "dns-server ip_address" except replace "ip_address" with the actual IP address of the DNS server for the network and then press the "Enter" key.

Step12. Type "default-router ip_address" except replace "ip_address" with the default gateway IP address for the network and then press the "Enter" key.

Step13. Type "end" at the command prompt and press the "Enter" key. Type "copy run start" and press the "Enter" key to save the configuration.

2011年9月30日星期五

Cisco 880 Series Routers, What’s Its Bright Points?


Cisco 880 Series Integrated Services Routers, a type of fixed-configuration router, provide collaborative business solutions for secure voice and data communication to small businesses and enterprise teleworkers.Cisco 880 routers offer concurrent broadband services over third-generation (3G), Metro Ethernet, and multiple DSL technologies to provide business continuity.

The Cisco 880 Series delivers features including firewall, content filtering, VPNs, and wireless LANs (WLANs) at broadband speeds to small offices. CISCO888GW-GN-E-K9

To know further information, we can check the following details of what Cisco router 880 series offer:
a.      High performance for broadband access in small offices and small branch-office and teleworker sites CISCO888W-GN-E-K9
b.      Collaborative services with secure analog, digital voice, and data communication
c.       Business continuity and WAN diversity with redundant WAN links: Fast Ethernet, G.SHDSL, Multi-mode DSL (VDSL2 and ADSL2/2+), 3G, and ISDN
d.      Survivable Remote Site Telephony (SRST) voice continuity for enterprise small branch-office and teleworker sites
e.      Enhanced security, including:
. Firewall with advance application and control for email, Instant Messaging (IM), and HTTP traffic
. Site-to-site remote-access and dynamic VPN services: IP Security (IPsec) VPNs (Triple Data Encryption Standard [3DES] or Advanced Encryption Standard [AES]), Dynamic Multipoint VPN (DMVPN), CISCO888-SEC-K9 Group Encrypted Transport VPN with onboard acceleration, and Secure Sockets Layer (SSL) VPN
. Intrusion prevention system (IPS): An inline, deep-packet inspection feature that effectively mitigates a wide range of network attacks
. Content filtering: A subscription-based integrated security solution that offers category-based reputation rating; keyword blocking; and protection against adware, malware, spyware, and URL blocking
f.        Four-port 10/100 Fast Ethernet managed switch with VLAN support; two ports support Power over Ethernet (PoE) for powering IP phones or external access points
g.      Secure 802.11g/n access-point option based on draft 802.11n standard with support for autonomous or Cisco Unified WLAN architectures
h.      CON/AUX port for console or external modem CISCO888W-GN-A-K9
i.        One USB 1.1 port for security eToken credentials, booting from USB, and loading configuration
j.        Easy setup, deployment, and remote-management capabilities through web-based tools and Cisco IOSSoftware

List some hot Cisco 880 Series Data Models
Cisco 881:WAN Interface :10/100-Mbps Fast Ethernet
LAN Interfaces: 4-port 10/100-Mbps managed switch
802.11g/n Option: Cisco 881W
Integrated 3GCisco 881G CISCO888GW-GN-A-K9

Cisco 888: WAN Interface: G.SHDSL (ATM)
LAN Interfaces: 4-port 10/100-Mbps managed switch
802.11g/n Option: Cisco 888W
Cisco 888WCisco 888G
Integrated ISDN Dial Backup: Yes

In one word, the Cisco 880 series enable enterprise IT managers and service providers to take full advantage of a solution that can be easily set up at the remote site and can be centrally managed to reduce ongoing operational costs.

If you are a small business, or enterprise small branch office, will you select a Cisco router 880? Hard to choose? Ok, you can check the full list of Cisco 880 series at RouterSwitch.com to help you make it.

Reference:

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After overview on Cisco 880 Series Integrated Services Routers, if you want to better know features and benefits of Cisco Router 880, you can check the table as follows to determine to buy or not to buy. Here it is:
Feature
Benefit
Increased performance to run concurrent services
• Cisco 880 Series Router performance allows customers to take advantage of broadband network speeds while running secure, concurrent data, voice, video, and wireless services.




Enhanced security
• An integrated stateful and application inspection firewall provides network perimeter security.
• High-speed IPsec 3DES and AES encryption offers data privacy over the Internet.
• Intrusion prevention enforces security policy in a larger enterprise or service provider network.
• Content filtering offers category-based URL classification and blocking, thus providing increased productivity and better use of company resources.
WAN Diversity
• Multiple WAN links: Fast Ethernet, Multi-mode VDSL2/ADSL2/2+, G.SHDSL, 3G, and ISDN.
RedundantWAN links
• Redundant WAN links provide business continuity and WAN diversity with

Four-port 10/100-Mbps managed switch
• The Cisco 880 Series allows for connection of multiple devices in a small office, with the ability to designate a port as the network edge.
• An optional external PoE adapter powers IP phones and external access points to avoid individual power supplies or power injectors.
• VLANs allow for secure segmentation of network resources.
CON/AUX port
• A single dual-purpose port provides direct connection to a console or external modem for management or backup access points.



Optional 802.11g/n access point
• This broadband router offers a secure integrated access point in a single device.
• This integrated Wi-Fi access point offers IEEE 802.11n draft 2.0 standard support for mobile access to high-bandwidth data, voice, and video applications through the use of multiple-input, multiple-output (MIMO) technology that provides increased throughput, reliability, and predictability.
• The Cisco 880 Series supports both autonomous and unified modes.

Real-time clock
• A built-in real-time clock maintains an accurate date and time for applications that require an accurate time stamp, such as logging and digital certificates.
SRST (supported on SRST models)
• SRST provides business continuity for voice when the WAN link fails by switching calls to the PSTN.
Cisco Configuration Professional
• Cisco Configuration Professional uses smart wizards and task-based tutorials, which resellers and customers can use to quickly and easily deploy, configure, and monitor a Cisco access router without requiring knowledge of the Cisco IOS Software command-line interface (CLI).
Unified wireless management
• Configuration and management of access points is automated and simplified without manual intervention.
• A unified hybrid remote-edge access point (HREAP) provides the following:
• WLAN services to remote and branch offices without deploying a wireless LAN controller at each location
• Central configuration and control of unified WLAN services for remote offices through a WAN link
• Flexibility in setting up wireless access at remote locations by specifying how traffic is to be bridged or tunneled

2011年7月28日星期四

Top Cisco Item - Cisco Catalyst 3750 Series


Cisco WS-C3750G-48TS-S, a hot Cisco switch, is welcomed by Cisco users such as small, medium and large business or enterprises. As a member of switch cisco 3750 Series, WS-C3750G-48TS-S is an innovative product line that improves LAN operating efficiency by combining industry-leading ease of use and the highest resiliency available for stackable switches. It features Cisco StackWise technology, a 32-Gbps stack interconnect that allows customers to build a unified, highly resilient switching system - one switch at a time. And 3750 series switch StackWise technology is designed to respond to network changes of all kinds while maintaining constant high network performance by using a 32-Gbps stack interconnects.

As for WS-C3750G-48TS-S, the following list of key features can help you know that whether it can fit for your office:
Device Type Switch - 48 ports - L3 - Managed - stackable
Enclosure TypeRack-mountable - 1U catalyst 3750
Ports48 x 10/100/1000 + 4 x SFP
PerformanceSwitching capacity : 32 Gbps ¦ Forwarding performance : 38.7 mpps
MAC Address Table Size12K entries
Jumbo Frame SupportYes
Routing ProtocolRIP-1, RIP-2, HSRP, static IP routing, RIPng catalyst 3750 series switch
Remote Management ProtocolSNMP 1, RMON 1, RMON 2, RMON 3, RMON 9, Telnet, SNMP 3, SNMP 2c, SSH, CLI
FeaturesFlow control, full duplex capability, Layer 3 switching, auto-sensing per device, IP-routing, DHCP support, auto-negotiation, ARP support, VLAN support, auto-uplink (auto MDI/MDI-X), IGMP snooping, traffic shaping, stackable, Spanning Tree Protocol (STP) support, cisco 3750 price Rapid Spanning Tree Protocol (RSTP) support, Multiple Spanning Tree Protocol (MSTP) support, Dynamic Trunking Protocol (DTP) support, Port Aggregation Protocol (PAgP) support, Trivial File Transfer Protocol (TFTP) support, Access Control List (ACL) support, Quality of Service (QoS), RADIUS support, Jumbo Frames support, 3750 switch price StackWise Technology, Cisco EnergyWise technology, Uni-Directional Link Detection (UDLD), Rapid Per-VLAN Spanning Tree Plus (PVRST+), Link Aggregation Control Protocol (LACP), Remote Switch Port Analyzer (RSPAN)
Compliant StandardsIEEE 802.3, IEEE 802.3u, IEEE 802.3z, IEEE 802.1D, IEEE 802.1Q, IEEE 802.3ab, IEEE 802.1p, IEEE 802.3x, cisco 3750G switch  IEEE 802.3ad (LACP), IEEE 802.1w, IEEE 802.1x, IEEE 802.3ae, IEEE 802.1s
Power AC 120/230 V ( 50/60 Hz )
RAM128 MB
Flash Memory32 MB Flash
Status IndicatorsLink activity, port transmission speed, port duplex mode, bandwidth utilization %, system, RPS (Redundant Power Supply) cisco 3750X switch
Interfaces  48 x 10Base-T/100Base-TX/1000Base-T - RJ-45 ¦ 1 x console - RJ-45 - management ¦ Network stack device : 1 x x 2 ¦ 4 x SFP (mini-GBIC)
Power DevicePower supply - internal
Voltage RequiredAC 120/230 V ( 50/60 Hz )
Power Consumption Operational  160 Watt
Features Redundant Power System (RPS) connector
Dimensions (WxDxH)44.5 cm x 40.9 cm x 4.4 cm
Weight 6.4 kg
Manufacturer WarrantyLimited lifetime warranty cisco 3750E switch

Price info of Cisco WS-C3750G-48TS-S
Product detail: Cisco Catalyst switch 3750 48 10/100/1000T + 4 SFP + IPB Image Conditions: New Sealed
List Price: US$13,995.00
Wholesale Price: US$  6,298.00
You Save: US$7,697.00 (55.00% OFF)
Supplier:YejianTechnology(router-switch.com)

2011年7月12日星期二

Why Cisco?Reasons to Choose Cisco for Enterprise, SOHO and Home Network


Cisco, famous for supplying all kinds of network equipment and flexible networking solution for small to large business, definitely, is the premier network gear provider worldwide. Owning large numbers of fans, Cisco is always proud of providing the platform for campus, branch, data center, and wide-area networks that are highly available while integrating security at all levels of the network, helping to ensure the optimized delivery of application and communications, and providing inherent manageability. How to achieve it? Why Cisco? Let’s figure out what makes Cisco become NO.1 in the networking solution and device.

Several reasons help Cisco to be the computer networking giant
Reliability
Cisco hardware is extremely reliable and Cisco has an excellent history in helping diagnose and fix any software issues with their equipment. cisco 3900 series Cisco offer 24*7*365 support which covers technical support and advanced hardware replacement.

Manageability
Managed switches provide remarkably better uptime as a result of enhanced diagnostics, allowing trained engineers to isolate network problems in a fraction of the time required with old-fashioned hunt and pluck troubleshooting. Router management features allow sophisticated configuration, utilization tracking, and diagnostics. cisco 3900 series router Advanced features, like BGP enable non-stop Internet connectivity, and really separate Cisco from the pack.

Scalability
Cisco solutions easily scale from Small Business Start-ups that want reliable managed workgroup switches to Enterprise-class Corporations that demand flawless uptime, need secure wireless networks, managed layer 2 and 3 switches, 3900 series router dependable routing, firewalls, intrusion detection systems, and the software to manage it all.

Variety
Wide range of Cisco network products are offered, including routers, switches, VPN concentrators, wireless, firewalls, IP Phones VOIP, etc. Satisfying Cisco fans by providing various Cisco network equipment and solutions. cisco 3900 router

Interoperability
Cisco provides legendary interoperability, providing real assurance that your investment in Cisco gear is ready for whatever tomorrow brings. cisco 3900 router price

Enterprise Class Features
Depends on the router capabilities and the IOS image you have, you can have an enterprise class features in your LAN. cisco 3900  Advance firewall system, Intrusion Detection System, Multicast handling, VoIP, all of that you can have just by upgrading your Cisco routers later when your company got bigger.
Cost
Compared with other manufacturers, Cisco suppliers often provide a very competitive price of Cisco network equipment. New, refurbished and used Cisco routers, switches, firewall security, and so on, all different Cisco items are offered on the market for you to choose. cisco 3900 price  If you want to save money, used and refurbished Cisco network products is not a bad choice.

Nowadays, business requires a network platform that enables technology innovation and business-critical services across the entire network.Cisco has ability to provide an end-to-end network platform tied together by a common infrastructure and a common operating system, and manageable as a single, cohesive entity. Why choose Cisco? That’s it.

2011年6月29日星期三

Cisco Wireless, Access to Information and Resources in Wireless Networks


Cisco wireless solutions ensure that your business is able to react to the constant demands of the fast moving global economy. And the Cisco Unified Wireless Network helps enable the Borderless Mobility Experience with a broad portfolio of products that provide anywhere, anytime access to information with the same quality of experience provided by a wired network.

For every Cisco fans, they are familiar with all the Cisco wireless products, such as Access Point, Client Adapters and Client Software, c3kx-nm-1g Antennas, Wireless LAN Controller, Wireless Integrated Switches and Routers, Wireless LAN Management, Outdoor Wireless, Mobile Wireless, Service Control for Mobile Networks, Wireless IP Telephony, etc.

Firstly, let’s get some questions that were asked by people who used Cisco wireless products
“I need drivers, and help on how to set up a Cisco Wireless Adapter? I have a Cisco Aironet 802.11a/b/g Wireless CardBus Adapter that I am unsure on how to set up. I can't find drivers for it on the cisco website, c3kx-nm-1g= or anywhere on the web. If anyone could link me to the drivers and tell me how to set it up that would be great!”

“How do I enable the wireless in a Cisco Aironet access point? This is 1200 series Cisco systems AP which is shipped with the wireless disabled, I have only laptop at my disposal. I have tried to communicate with it using it's supplied ethernet cable but either my laptop does not see it or it does not respond. sm-nm-adptr I have the small hand book that comes with it so I do know all the default settings.”

“Where can I get coupons for Linksys by Cisco Wireless-N Broadband Router? Where can I find a discount online for Linksys by Cisco Wireless-N Broadband Router?”

No matter what Cisco wireless products you have, many people will be confused with how to use it. ws-c6509-e-fan So we can learn some basic features of Cisco wireless items to help you know it well.

Take Cisco Wireless Access Point as a typical example, Cisco Aironet access points and bridges connect wireless devices to networks, providing ubiquitous network access for indoor and outdoor environments. 7613-SUP720XL-PS Cisco's next-generation wireless solutions offer comprehensive wireless coverage with up to nine times the throughput of 802.11a/b/g networks. Cisco enterprise wireless mesh helps enable cost-effective, scalable deployment of highly secure indoor and outdoor wireless LANs.

Overview on some popular Cisco wireless Products
Cisco Aironet 1250 Series Wireless Access Points built on a robust modular platform designed for easy field upgrades, 7613-S323B-10G-R facilitating support of a variety of wireless capabilities
including data rates of 300Mbps per radio while providing reliable and predictable WLAN coverage.


Cisco Aironet 1140 Series Draft N Access Points give six times the performance of 802.11a/g networks for reliable connections to Wi-Fi voice, streaming video, and business applications. Cisco Aironet 1140 Series indoor access points have a sleek design that blends into enterprise environments, and they can be powered with standard 802.3af Power over Ethernet.

Cisco Wireless LAN Controllers(Standalone and Modules), simplify the deployment andoperation of wireless networks, ensuring smooth performance, enhanced security, and maximum network availability. 7613-S323B-8G-P Cisco wireless LAN controllers communicate with Cisco Aironet access points over any Layer 2 or Layer 3 infrastructure and support 802.11a/b/g and the IEEE 802.11n draft 2.0 standard.

Notes: More info such as price, purchasing info, feature details and specs of Cisco wireless products you can visit routerswitch.com---Cisco Wireless, or go to Cisco’s official site see more wireless solutions and services.

2011年6月22日星期三

Cisco 1841, Hot Among Cisco 1800 Routers


The Cisco 1841 routeris designed for secure data connectivity and provides significant additional value compared to prior generations of Cisco 1700 Series routers by offering more than a fivefold performance increase and integrated hardware-based encryption enabled by an optional Cisco IOS Software security image.

The Cisco 1841 router dramatically increase interface card slot performance and density over the Cisco 1700 Series while maintaining support for more than 30 existing WAN interface cards (WICs) and multiplex trunk cards (voice/WICs [VWICs]-for data only on the Cisco 1841 router).

The Cisco 1841 router offers embedded hardware-based encryption enabled by an optional Cisco IOS Software security image; further enhancement of VPN performance with an optional VPN acceleration module; an intrusion prevention system (IPS) and firewall functions; interfaces for a wide range of connectivity requirements, including support for optional integrated switch ports; plus sufficient performance and slot density for future network expansion and advanced applications as well as an integrated real-time clock.

Cisco 1841 router Product Details
Product Description
Cisco 1841 router
Device Type
Router
Form Factor
External - modular - 1U
Dimensions (WxDxH)
34.3 cm x 27.4 cm x 4.75 cm
RAM
128 MB (installed) / 384 MB (max) - SDRAM
Flash Memory
32 MB (installed) / 128 MB (max)
Data Link Protocol
Ethernet, Fast Ethernet
Network / Transport Protocol
IPSec
Remote Management Protocol
SNMP
Digital Signaling Protocol
ADSL over ISDN
Features
Cisco IOS IP Broadband , firewall protection, 128-bit encryption, hardware encryption, VPN support, VLAN support, Intrusion Prevention System (IPS), 256-bit encryption
Power
AC 120/230 V ( 50/60 Hz )
System Requirements
Microsoft Windows 98 Second Edition

P.S. If you would like a new sealed 1841 Cisco , the competitive price offered at RouterSwitch.com is US$586.00 per. Visit Cisco 1841 to see more…

Notes: Router-switch.com is a World's Leading Cisco Supplier, founded in 2002. It sells new, used andrefurbished Cisco network equipment including Cisco routers 800/1800/1900/2800/2900/3800/3900 series, Cisco switches, Cisco Firewalls Security, Cisco IP Phones VOIP,etc.

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Device TypeRouter
Enclosure TypeDesktop - modular - 1U
Data Link ProtocolEthernet, Fast Ethernet
Network / Transport ProtocolIPSec
Remote Management ProtocolSNMP, HTTP, SSH-2
FeaturesFirewall protection, hardware compression, VPN support, VLAN support, Intrusion Detection System (IDS), Intrusion Prevention System (IPS), wall mountable, Dynamic Multipoint VPN (DMVPN), Network Admissions Control (NAC)
PowerAC 120/230 V ( 50/60 Hz )
Dimensions (WxDxH)34.3 cm x 27.4 cm x 4.4 cm
Weight2.7 kg

2011年6月15日星期三

Cisco 881 router, Welcomed by Small Offices and Business


The buy cisco extends the high-performance Cisco Integrated Services Router capabilities of running secure concurrent services, including firewall, VPNs, and WLANs, at broadband speeds to small offices.

With models supporting different broadband technologies such as DSL, cable, and Metro Ethernet, cisco887 Router can be deployed at any small office location. Optional integrated 802.11b/g wireless capabilities provide true business-class WAN and WLAN access in a single solution.

Main cisco 881 router Models
Models
WAN Interface
LAN Interfaces
802.11b/g Option
Integrated ISDN Dial Backup
Cisco 871
10/100 Mbps Fast Ethernet
4-port 10/100 Mbps managed switch
Yes (Cisco 871W)
-
Cisco 876
Asymmetric DSL (ADSL) over ISDN
4-port 10/100 Mbps managed switch
Yes (Cisco 876W)
Yes
Cisco 877
ADSL over POTS
4-port 10/100 Mbps managed switch
Yes (Cisco 877W)
-
Cisco 878
G.SHDSL
4-port 10/100 Mbps managed switch
Yes (Cisco 878W)
-

With Cisco 887 Series enterprise IT managers and service providers can take advantage of a solution that can be easily set up at the remote site and then be centrally managed to reduce ongoing operational costs.

More Notes about cisco 887 router Sale
For small offices, the Cisco router 870 series is a very good choice. After checking many online stores’ sale info, we’ll list some hot models of Cisco 870 series routers:
1.       Cisco 871-K9: US$337.00
2.       Cisco 871-SEC-K9: US$415.00
3.       Cisco 878-K9: US$389.00
4.       Cisco 878-SEC-K9: US$467.00
5.       Cisco 888-K9: US$673.00
6.       Cisco 888-SEC-K9: US$751.00
7.       Cisco 881G-A-K9: US$779.00

More models’ prices you can visit Cisco Router 800 Series (Cisco 850, Cisco 860, Cisco 870, cisco 888 router, Cisco 890) at RouterSwitch.com…