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ethernet switch

Cisco Catalyst 2960/2960-SF/2960-S Series Transition Guide

The Cisco Catalyst 2960-L Series Switches are ideal for the replacement of the existing Cisco Catalyst Switches, especially Cisco Catalyst 2960-C/SF/S/Plus Series LAN Lite models. You can upgrade these Fast Ethernet switches to Gigabit Ethernet switches without impairing their functions. Cisco Catalyst 2960/2960-SF/2960-S Series Transition Guide Table 1. Migration to Catalyst 2960-L Legacy Models Current

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Guide to Upgrade Your ISR G1 and ISR G2 Routers to ISR 4000

How to select and identify the right Cisco branch router for your needs? When you’re upgrading an old Cisco ISR G1 and ISR G2 router, just read and check a few simple questions below and get your results. Are you purchasing a new router or upgrading an old one? Which series of Cisco Integrated Services Routers (ISRs) are you

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Using Cows to Explain the Differences of the Cisco Operating Systems

  Hi, Guys! Can you compare the various Cisco Operating Systems? I have read a post from the Reddit and find an interesting explanation about this topic. In this article, I will describe these operating systems and share the explanation.   (the cows are CPUs or independent processes on the same CPU.) IOS You have

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What is CFP?

100G optical module is an important part of high-speed optical transmission network, some people say that the optical module in the entire communication system, there is a position as a deputy gates. The rapid development of fiber-optic network, the communications industry people are obvious to all, 100G optical module as the mainstay to the 5G

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The related nouns about Cisco

As we know, Cisco is the worldwide leader in IT and networking. As a leading networking device pioneer, Cisco has a lot to do with many nouns. Today we are going to introduce some common ones.Cisco Systems, Inc. (known as Cisco) is an American multinational technology conglomerate headquartered in San Jose, California, in the center of

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The products end of sale in cisco but still hot in router-switch

For Cisco, products may reach the end of their Product Life Cycle for a number of reasons and then end of sale in Cisco’s official shop. But some products are still hot in major sales platform for their excellent quality and affordable price. Here are the models end of sale in but hot in

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router in data center

Router in Data Center

Have you ever seen an inside Data Center? Like this: Or this: We can see that Data Center is full of cables and devices. Can you find the routers in these data center? You may say “no”. Yeh, it’s difficult to find a router in these various devices. Those routers seem like very small. However,

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Comparison of LAN Lite, LAN Base, IP Base and IP Services

As we’ve know, every Cisco Catalyst switch support an IOS image. For example, the WS-C2960X-48TS-L is a LAN Base switch because of the last “L” in the SKU. Example again, the WS-C2960X-48TS-LL is a LAN Lite switch because of the last “LL” in the SKU. In fact, any piece of Cisco hardware is going to

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Cisco 1900 Series Routers Specifications

Cisco 1900 Series Routers: Why Could You Keep Them Forever?

Cisco routers are one of the most famous network products. Especially, Cisco 1900 series routers are popular with a large number of users all over the world. These users always keep using this series for a long time or forever, maybe! However, why could we keep the 1900 routers in our offices for thousands of

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configuring EHWIC-1GE-SFP-CU

EHWIC 1 GE-SFP-CU: Key Features and Configuration

Key Features/Characteristics: The Cisco interface card – Gigabit Ethernet WAN EHWIC (EHWIC 1 GE-SFP-CU) is an enhanced high-speed interface card providing copper and optical Gigabit Ethernet ports and connectivity of T1/E1 and T3/E3 over optical for Cisco ISRs. The EHWIC 1 GE-SFP-CU provides copper and optical Gigabit Ethernet connectivity through a dual-purpose uplink. Note The

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