Exchange Technology. Different vendors have different practices, such: ATM Forum MPOA, 3Com Fast IP, Cisco Tag Switch, Ascend IP Navigator, and so on, of course, there is also a great development potential of MPLS.Some layer-3 switches have the ability to identify layer-4 protocol ports, which are called layer-4 switches. Basically, the layer-4 Exchange is actually a layer-3 exchange, but there are some va
Technical standards for VLANs IEEE 802.1Q was formally promulgated by IEEE Commissioners in June 1999, and the earliest Vlna technology was proposed by Cisco (Cisco) companies in 1996. With the development of the past few years, VLAN technology has been widely used in large and small enterprise networks, becoming the most popular Ethernet LAN technology at presen
Layer-3 Ethernet switch: introduces L2 VLAN forwarding, configurations in layer-3 Ethernet switches, MAC addresses, and L2 VLAN forwarding, I hope you will have a clear understanding after reading the following articles. The forwarding mechanism of a layer-3 Ethernet switch
In the switched Ethernet environment, the communication between the two workstations is not heard by the third party. In some cases, we may need to do such listening, such as protocol analysis, traffic analysis, intrusion detection. For this we can set the span (switchedportanalyzer Switch Port Analyzer) feature of the Cisco
The most important function of a vswitch is to speed up the fast data forwarding in a large local area network. The routing function is also used for this purpose, so the switch port issue is also very important, it is really not easy to set a vswitch port.
In an Ethernet Switching environment, communication between two workstations is usually not intercepted by a third party. In some cases, we may need suc
When the number of ports that a single switch can provide is insufficient to meet the requirements of the network computer, more than two switches must provide the corresponding number of ports, which also involves the connection between switches. Basically, there are two ways to connect vswitches: Stack and cascade.
1. GBIC and SFP
1) GBIC
Cisco GBICGigaStack Gigabit Interface Converter) is a common and lo
In the IP address world, the service type is determined by the TCP or UDP port address of the terminal. the application range of the layer-4 Ethernet switch is the source end and the terminal IP address, most of the routing software is processed efficient optimization software, not simply copying the software in the router.
In an Ethernet Switching environment, c
There are many things worth learning about Ethernet switches. Here we will mainly introduce how Ethernet switches can listen on ports. In an Ethernet Switching environment, communication between two workstations is generally not intercepted by a third party. In some cases, we may need such listeners, such as protocol analysis, traffic analysis, and intrusion dete
CISCO has become a leader in the switch industry, so I have studied the comprehensive performance of CISCO switch 2950. I would like to share it with you here, hoping it will be useful to you. Fixed installation of wire speed fast Ethernet desktop
Now, the position of Optical Fiber Ethernet switches in the switching industry is becoming more and more important. Here we mainly introduce the comprehensive performance of Optical Fiber Ethernet switches. Because Fiber Optic Ethernet switches can provide high-speed and low-cost fiber access solutions, many manufacturers have released their own
monitoring results
When the PC starts normally, the PC connects to the switch using the Console cable and enters the Super Terminal Program. Intercommunication
Change the power supply.
Because the switch does not have a power switch, you can directly plug in the power plug when you turn on the power.
Monitoring List 3.1 records the entire process of starting a C
Yan Hua technology recently launched the latest Ethernet Media switch product ADAM-6521S. A ADAM-6521S with a Single-Mode Optical Fiber port can be used as an industrial converter with a maximum transmission distance of 15 km. You can also use four industrial 10/100 Mbps Ethernet
Switch Ethernet port typeEthernet port type of the switch: Access, Trunk, and Hybrid Untag common ethernet packets. The NIC of a common PC can identify such packets for communication; the structure of the tag packet is changed after the source mac address and the target mac address, with 4-bytes vlan information added,
Cisco System Inc. identifies Cisco switch models in the network industry. With its IOS (Internet Operating System), Cisco is an absolute leader in the multi-protocol router market. Currently, nearly 80% of routers on the Internet come from Cisco. In fact,
Cisco System Inc. With its IOS (Internet Operating System), Cisco is an absolute leader in the multi-protocol router market. Currently, nearly 80% of routers on the Internet come from Cisco. In fact, Cisco also has a full range of network devices, including hubs, switches, access servers, hardware and software firewall
What is the Cisco switch module? The advanced traffic management feature in the Cisco switch module simplifies deployment and optimization of large networks, which allows many developers and users to extensively learn and study the principles of the Cisco
Cisco LAN switches are still commonly used. So I studied the maintenance and configuration problems of Cisco LAN switches. I would like to share them with you here, hoping to help you. Cisco LAN switches have evolved from a HUB-based LAN shared in the traditional sense to a broader space.
Take Cisco's ipvst5000 series Cisco
The modular stackable cisco Gigabit Switch is classified. The cisco Gigabit Switch meets the requirements through different settings. The following describes the specific requirements. In fact, a high-speed stacked port is a basic feature of a cisco Gigabit
Investment Protection and Development Options
With the development and changes of the Enterprise, you can leverage the Scalable Cisco stack architecture to ensure the synchronous development of your LAN. Cisco provides the industry's most flexible, scalable, and manageable stacking architecture for the Catalyst 3500 XL series and the Catalyst 2900 XL series switches with gigabit performance. You can create
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