Interfaces & Modules

1. Can you use a fiber optic cable for RJ-45?
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   The RJ45 cable is a standard cable which has four twisted pairs of colors. It is easy to crimp a RJ45 cable and make it into a straight cable or cross the cable as required. To make a straight cable, the ends must be crimped in the same way at each end. When making a ...
2. How to Make An Ethernet Cable
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   An Ethernet cable carries the broadband signals between your modem, router, computer, and other wired Internet-capable devices. Before you get started, make sure you have the necessary tools, and decide whether you're going to use Cat 5e or Cat 6 network cables. What you'll need: ...
3. Cisco Transceiver Modules Overview & the Latest SFP Transceivers
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   Cisco Transceiver Modules support Ethernet, Sonet/SDH and Fibre Channel applications across all Cisco switching and routing platforms. Cisco pluggable transceivers offer a convenient and cost effective solution for the adoption in data center, campus, metropolitan area access and ring networks, ...
4. Cisco Gigabit Ethernet Network Module Overview
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   The Cisco Gigabit Ethernet Network Module NM-1GE brings Gigabit Ethernet to the Cisco 2691, Cisco 3660, Cisco 3725, Cisco 3745, Cisco 3825 and Cisco 3845. The Cisco Gigabit Ethernet Network Module enables branch offices to cost-effectively utilize high-speed uplinks in a variety of ...
5. The Questions about the Cisco 10GBASE X2 Module & SFP Compatibility
   leo peng

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   The more detailed Qs you can read as follows: Q1: “I have a X2-10GB-LX4 in a core switch, I need to connect a WLC8510 which uses SFP+ optics, is there a compatible SFP that will work?” Q2: Issue One: “I have a 6506-E with WS-X6708-10Gig Modules and i have ...
6. Cisco Transceiver Modules: 100 Gigabit, 40 Gigabit, 25 Gigabit and 10 Gigabit Modules
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   A transceiver is a device, including a transmitter and a receiver that are combined and share common circuitry or a single housing. When no circuitry is common between transmit and receive functions, the device is a transmitter-receiver. The device originated in the early 1920s. ...
7. Cisco Wireless LAN Controller Modules for your Cisco 2800, 3800, 2900 and 3900 Router
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   Cisco Wireless LAN Controller Modules (WLCMs) provide an easy to deploy, cost-effective branch office or Small to Medium Business wireless solution on the Cisco Integrated Services Routers (ISR). As a component of the Cisco Unified Wireless Network, the Cisco WLCMs give network administrators ...
8. Cisco 10GBASE SFP+ Modules Overview
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   The Cisco 10GBASE SFP+ modules offer customers a wide variety of 10 Gigabit Ethernet connectivity options for data center, enterprise wiring closet, and service provider transport applications.   Main features of Cisco 10GBASE SFP+ modules include: • ...
9. Cisco High-Speed WAN Interface Cards: Four Serial and Asynchronous HWICs
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   HWIC (High-speed Wan Interface Cards) is an upgraded and enhanced version of WIC. It provides higher speed and port density than current WICs. HWIC can help customers support WAN aggregation, Traditional protocol transfer, console server and dial-up access server applications. ...
10. What is 25G Ethernet?
    leo peng

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    25G is a proposed standard for Ethernet connectivity that could benefit cloud and enterprise data center environments. In June 2014, the IEEE explored the standardization of 25G Ethernet. Subsequently, the standards organization has formed an 802.3by 25G Ethernet study group. They focus on ...