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A9K-750W-AC

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Cisco ASR 9001 Series Power Supply A9K-750W-AC

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Cisco Nexus 7000 F3-Series 48-Port 1 and 10 Gigabit Ethernet Module N7K-F348XP-25

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WS-C2960S-48FPS-L

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Cisco Catalyst 2960 Series Switch WS-C2960S-48FPS-L 2960S Stack 48 Gige-POE 740W 4 x SFP LAN

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A9K-2X100GE-TR

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Cisco ASR 9000 Series 2-Port 100 Gigabit Ethernet Line CardsA9K-2X100GE-TR

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ASR1000-ESP40

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Cisco ASR1000-ESP40 ASR1000 Embedded Services Processor，Service Module，40G

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Cisco ASR1000-ESP20 ASR1000 Embedded Services Processo，20G

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ASR1000-6TGE

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ASR 1000 Series 6 port 10GE Line Card module

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ASR-920-24SZ-M

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Cisco ASR-920-24SZ-M ASR920 Series Aggregation Services Router，24GE Fiber and 4-10GE – Modular PSU

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ASR1000-RP2

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Cisco ASR1000 Route Processor 2, 8GB DRAMModule

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About Us

Linknewnet.com, founded in 2004, is one of the world's major online suppliers of used high-end network equipment. It serves the global market with excellent quality, competitive prices and perfect after-sales service. Through the online platform, itprovidesglobal users with usedmid-to-high-end network products and various accessories of Cisco, HUAWEI, H3C, Juniper, Brocade, HP, F5, FortiGate, A10 Networks and other mainstream brands.

Linknewnet.com online sales platform has an abundant inventory. It containsswitches, routers, firewalls, servers, VoIP and wireless products of Cisco, HUAWEI, H3C, Juniper and other brands, as well as tens of thousands of scarce modules, memory and cable products. Every product has been thoroughly tested to make sure that its functionruns the same as a new product, with a free warranty from 3 months to 1 yeardepending on the product.

From The Blog

May 16 , 2023

Advantages of Core Switches over Ordinary Switches

Compared with ordinary switches, core switches need to have the following characteristics: large cache, high capacity, virtualization, FCOE, layer 2 TRILL technology, etc. So, what are the advantages of core switches over ordinary switches?

Apr 06 , 2023

Differences and characteristics of Layer 2, Layer 3, and Layer 4 switches

Ethernet switch manufacturers have launched Layer 2, Layer 3 or even Layer 4 switches basing on market demand. But no matter which kind of switches, its core function is still two-layer Ethernet data packet switching, including certain ability to process IP layer or even higher layer data packets. Now, we’d like to introduce the differences and characteristics of layer 2 switch, layer 3 switch and layer 4 switch in detail.

Mar 27 , 2023

Resolving High CPU Occupancy on Cisco C3850 Switches

Upgrading Cisco C3850 Switches to Solves the Problem of High CPU Occupancy. According to our customer’s feedback, the CPU usage rate of a Cisco aggregation switch has increased recently.

Mar 20 , 2023

The comparison between Cisco Catalyst 9200 series and 2960-X series

The Cisco Catalyst 9200 is the first switches to replace the Cisco Catalyst 2960X in fixed enterprise switching access platforms. It is designed for security, resiliency and programmability. Today we will discuss the difference between Cisco Catalyst 9200 and Cisco Catalyst 2960X.

Mar 08 , 2023

A Brief Introduction of Cisco Router Networking Technology

Components of a Cisco router,Cisco routers are composed of hardware and software. The hardware mainly includes the central processor, memory, interfaces, console ports and auxiliary ports, etc. The software is mainly the router's IOS operating system

Feb 23 , 2023

Introduction of Switch Ports Structure and Ports Type

The switch can transmit data between multiple pairs of ports at the same time. Each port can be regarded as an independent physical network segment, namely non-IP network segment, which is connected to its network device and enjoys all the bandwidth independently without competing with other devices for use. So, do you know the port structure and port types of the switch?

Feb 15 , 2023

Brief Introduction of Cisco Catalyst 3750-X Series Switches

Cisco Catalyst 3750-X series, as stackable switches, are enterprise-grade products. These switches provide continuous connectivity, scalability, security, energy efficiency and ease of operation through innovative features such as Cisco StackPower, IEEE 802.3at Enhanced Power over Ethernet (PoE+) configuration, optional network modules, redundant power supplies, and Media Access Control Security(MACsec), etc.

Feb 01 , 2023

FAQ about Cisco 9200 Series Switches

The Cisco Catalyst 9200 Series enterprise-class access switches extend the broader deployment of innovational functions of Catalyst 9000 hardware and software basing on intent networking. In contrast to the scale and multifunction of the Catalyst 9300 Series switches, the Catalyst 9200 Series switches focus on providing proper switches for simple branch office deployments. With its family pedigree, the Catalyst 9200 Series offers uncompromising simplicity and security. The switches also support

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From The Blog
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Advantages of Core Switches over Ordinary Switches

Differences and characteristics of Layer 2, Layer 3, and Layer 4 switches

Resolving High CPU Occupancy on Cisco C3850 Switches

The comparison between Cisco Catalyst 9200 series and 2960-X series

A Brief Introduction of Cisco Router Networking Technology

Introduction of Switch Ports Structure and Ports Type

Brief Introduction of Cisco Catalyst 3750-X Series Switches

FAQ about Cisco 9200 Series Switches