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Troubleshooting Common Issues with Cisco Switches

Cisco switches are powerful networking devices that help to connect multiple devices within a network. However, like any other technological equipment, they can encounter issues from time to time. In this article, we will discuss some common issues that users may encounter with Cisco switches and how to troubleshoot them.

1. Slow network performance: One of the most common issues with Cisco switches is slow network performance. This can be caused by various factors such as network congestion, outdated firmware, or misconfigured settings. To troubleshoot this issue, you can start by checking the network traffic using monitoring tools like Cisco Prime Infrastructure or SolarWinds. You can also update the firmware of the switch to the latest version and ensure that the switch is configured correctly.

2. VLAN configuration issues: VLANs are used to segment the network into different virtual networks for better security and performance. If you are facing issues with VLAN configuration on your Cisco switch, you can start by checking the VLAN configuration on the switch using the command line interface (CLI). Make sure that the VLANs are properly assigned to the correct ports and that the switch is configured to allow VLAN trunking if needed.

3. Port connectivity problems: Another common issue with Cisco switches is port connectivity problems. This can be caused by faulty cables, incorrect port configurations, or physical damage to the ports. To troubleshoot this issue, you can start by checking the physical connections of the ports and replacing any faulty cables. You can also check the port configurations using the CLI and make sure that the ports are enabled and configured correctly.

4. Power issues: Power issues can also occur with Cisco switches, leading to network downtime. If you are facing power issues with your switch, you can start by checking the power source and ensuring that the switch is receiving adequate power. You can also check the power supply unit of the switch for any signs of damage or malfunction. If needed, you can replace the power supply unit to resolve the power issues.

5. Firmware upgrades: Lastly, firmware upgrades are essential to keep your Cisco switch running smoothly and securely. However, sometimes firmware upgrades can cause issues such as compatibility problems or configuration errors. To troubleshoot firmware upgrade issues, you can start by checking the release notes of the firmware to ensure compatibility with your switch model. You can also revert to the previous firmware version if the upgrade causes issues and contact Cisco support for assistance.

In conclusion, troubleshooting common issues with Cisco switches requires a systematic approach and knowledge of networking concepts. By following the tips mentioned in this article, you can effectively troubleshoot and resolve issues with your Cisco switch, ensuring smooth network performance and connectivity.

November 30, 2024

Cisco WS-C3560G-48PS-S 48-Port PoE 3560G Gigabit Switch (Renewed)

Price: $79.58
(as of Nov 30,2024 13:06:16 UTC – Details)

WS-C3560G-48PS-S Cisco Catalyst Switch 48 ports Fast Ethernet Gigabit EN 10/100/1000Base-T + 4 x SFP empty 1U PoE Switch. New Retail Factory Sealed.
Is Discontinued By Manufacturer ‏ : ‎ No
Product Dimensions ‏ : ‎ 21 x 8 x 19 inches; 8 Pounds
Date First Available ‏ : ‎ August 16, 2010
Manufacturer ‏ : ‎ CISCO SYSTEMS – ENTERPRISE
ASIN ‏ : ‎ B07WXJY57M

Cisco Catalyst 3560G PoE-48 With 4 SFP-based Gigabit Ports
WS-C3560G-48PS-S Gigabit PoE
VID: WS-C3560G-48PS-S V06
Serial Number: F0C1321W55D
Please look at all the pictures, you will receive what you see in the picture.

Looking for a reliable and cost-effective network switch for your business or organization? Look no further than the Cisco WS-C3560G-48PS-S 48-Port PoE 3560G Gigabit Switch (Renewed)!

This Cisco switch offers 48 ports of Power over Ethernet (PoE) capabilities, allowing you to power and connect a wide range of devices such as IP phones, cameras, and access points without the need for additional power sources. With Gigabit Ethernet speeds, you can expect fast and reliable data transfer throughout your network.

This switch has been renewed by Cisco, meaning it has been thoroughly inspected, tested, and certified to meet Cisco’s high standards for performance and reliability. You can trust that this switch will provide the same level of quality and performance as a brand new model, but at a fraction of the cost.

Don’t compromise on quality when it comes to your network infrastructure. Invest in the Cisco WS-C3560G-48PS-S 48-Port PoE 3560G Gigabit Switch (Renewed) and ensure that your network runs smoothly and efficiently.
#Cisco #WSC3560G48PSS #48Port #PoE #3560G #Gigabit #Switch #Renewed

November 30, 2024

Cisco Catalyst WS-C3850-12X48U-S 48-Port UPOE – 12x 10G SFP+ Switch

Cisco Catalyst WS-C3850-12X48U-S 48-Port UPOE – 12x 10G SFP+ Switch

Price : 129.00

Ends on : N/A

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Introducing the Cisco Catalyst WS-C3850-12X48U-S 48-Port UPOE Switch!

Looking for a high-performance switch that can handle all your networking needs? Look no further than the Cisco Catalyst WS-C3850-12X48U-S. This switch features 48 ports of UPOE (Universal Power over Ethernet) to power up your devices and keep your network running smoothly.

With 12x 10G SFP+ ports, this switch is perfect for high-speed data transfers and large-scale network deployments. Whether you’re a small business or a large enterprise, the Cisco Catalyst WS-C3850-12X48U-S has the power and flexibility to meet your needs.

Plus, with Cisco’s renowned reliability and security features, you can trust that your network is in good hands. Upgrade your network infrastructure today with the Cisco Catalyst WS-C3850-12X48U-S 48-Port UPOE Switch! #Cisco #Networking #Switch #UPOE
#Cisco #Catalyst #WSC385012X48US #48Port #UPOE #12x #10G #SFP #Switch

November 30, 2024

The Latest Innovations in Cisco Switch Technology

Cisco, a global leader in networking technology, is constantly pushing the boundaries of what is possible in the world of networking. Their latest innovations in switch technology are no exception, with new features and capabilities that promise to revolutionize the way businesses connect and communicate.

One of the most exciting developments in Cisco switch technology is the introduction of Intent-Based Networking (IBN). IBN is a revolutionary approach to networking that allows businesses to automate and optimize their network operations based on desired business outcomes. By using machine learning and artificial intelligence, IBN can predict and prevent network issues, improve security, and provide real-time insights into network performance. This technology is a game-changer for businesses looking to streamline their network operations and improve overall efficiency.

Another key innovation in Cisco switch technology is the integration of software-defined networking (SDN) capabilities. SDN allows businesses to centrally manage and control their network infrastructure through software, rather than relying on manual configuration of individual devices. This provides greater flexibility, scalability, and security for businesses, as well as the ability to quickly adapt to changing network requirements.

Cisco has also introduced new hardware innovations in their switch technology, such as the Catalyst 9000 series switches. These switches offer higher performance, greater reliability, and enhanced security features to meet the demands of modern networks. With built-in threat detection and mitigation capabilities, as well as support for advanced technologies like 5G and IoT, the Catalyst 9000 series switches are designed to future-proof businesses and ensure they are ready for whatever comes next.

Overall, Cisco’s latest innovations in switch technology represent a significant step forward in the world of networking. With features like Intent-Based Networking, software-defined networking capabilities, and advanced hardware options, businesses have more tools at their disposal than ever before to create secure, efficient, and scalable networks. As technology continues to evolve, Cisco remains at the forefront, driving innovation and shaping the future of networking.

November 30, 2024

Cisco CBS350-8P-E-2G Business 350 Series 8-Port Managed Switch (Renewed)

Price: ~~$202.40~~ – $179.99
(as of Nov 30,2024 08:45:40 UTC – Details)

Quickly expand your business’s network capacity to support high-speed connected devices with the CBS350-8P-E-2G 8-Port Gigabit PoE+ Compliant Managed Switch from Cisco.

Looking for a reliable and cost-effective managed switch for your business network? Look no further than the Cisco CBS350-8P-E-2G Business 350 Series 8-Port Managed Switch (Renewed)!

This renewed Cisco switch offers a wide range of features to help optimize your network performance. With 8 ports, PoE capabilities, and 2 Gigabit Ethernet uplinks, this switch is perfect for small to medium-sized businesses looking to enhance their network infrastructure.

Not only is this switch cost-effective, but it also comes with a renewed certification, ensuring that it has been inspected, cleaned, and tested to meet Cisco’s standards. You can trust that this switch will perform like new without breaking the bank.

Upgrade your business network with the Cisco CBS350-8P-E-2G Business 350 Series 8-Port Managed Switch (Renewed) today and experience improved network reliability and performance.
#Cisco #CBS3508PE2G #Business #Series #8Port #Managed #Switch #Renewed

November 30, 2024

Lot of 10 Cisco Meraki MS220-8P-HW 8 Port Desktop Ethernet Switch – UNCLAIMED

Lot of 10 Cisco Meraki MS220-8P-HW 8 Port Desktop Ethernet Switch – UNCLAIMED

Price : 398.92

Ends on : N/A

View on eBay
Are you in need of some high-quality networking equipment? Look no further! I have a lot of 10 Cisco Meraki MS220-8P-HW 8 Port Desktop Ethernet Switches up for grabs, and they are currently unclaimed.

These switches are perfect for small to medium-sized businesses that require reliable and efficient networking solutions. With 8 ports, you can easily connect multiple devices and ensure smooth communication within your network.

Don’t miss out on this opportunity to get your hands on these top-of-the-line Ethernet switches. Contact me now to claim this lot before it’s too late!
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November 30, 2024

How to Choose the Right Cisco Switch for Your Network

When it comes to building a reliable and efficient network, choosing the right Cisco switch is crucial. Cisco switches are known for their high performance, scalability, and advanced features that can help optimize your network infrastructure. However, with so many options available, selecting the right switch for your specific needs can be a daunting task. To help you make an informed decision, here are some key factors to consider when choosing the right Cisco switch for your network.

1. Determine Your Network Requirements:

Before you start looking at Cisco switch models, it’s important to assess your network requirements. Consider factors such as the size of your network, the number of devices that need to be connected, the bandwidth requirements, and any specific features or functionalities that you may need. This will help you narrow down your options and choose a switch that can meet your specific needs.

2. Consider the Switching Capacity:

Switching capacity is an important factor to consider when choosing a Cisco switch. The switching capacity of a switch determines how much data it can process and forward at a given time. For larger networks with high data traffic, you will need a switch with higher switching capacity to ensure smooth and efficient data transmission. Make sure to choose a switch that can handle the data traffic requirements of your network.

3. Evaluate Port Density:

Port density refers to the number of ports available on a switch. When choosing a Cisco switch, consider the number of devices that need to be connected to the network and choose a switch with the appropriate number of ports. If you have a large number of devices that need to be connected, opt for a switch with higher port density to accommodate all your devices.

4. Consider PoE Support:

If you have devices such as IP phones, wireless access points, or security cameras that require Power over Ethernet (PoE) support, make sure to choose a Cisco switch that offers PoE capabilities. PoE switches can provide power to connected devices over the Ethernet cable, eliminating the need for separate power sources. This can simplify your network setup and reduce clutter from multiple power cords.

5. Look for Advanced Features:

Cisco switches come with a variety of advanced features and functionalities that can help enhance the performance and security of your network. Look for features such as VLAN support, Quality of Service (QoS) capabilities, Layer 3 routing, and advanced security features like Access Control Lists (ACLs) and port security. These features can help optimize your network performance and protect your network from potential security threats.

6. Consider Future Scalability:

When choosing a Cisco switch, it’s important to consider future scalability. Your network requirements may evolve over time, so it’s important to choose a switch that can easily scale to accommodate future growth. Look for switches that offer modular designs or stacking capabilities that allow you to expand your network as needed without having to replace the entire switch.

In conclusion, choosing the right Cisco switch for your network requires careful consideration of your network requirements, switching capacity, port density, PoE support, advanced features, and future scalability. By assessing these factors and choosing a switch that meets your specific needs, you can build a robust and efficient network infrastructure that can support your business operations effectively.

November 30, 2024

MokerLink 24 Port PoE Switch with 2 Gigabit Uplink Ethernet Port, 400W High Power, Support IEEE802.3af/at, Rackmount Unmanaged Plug and Play PoE+

Price: $119.99
(as of Nov 30,2024 04:52:30 UTC – Details)

Product Description

Auto Detects Power Devices

Compatible with IEEE802.3af/at protocol, PoE switch determines and delivers the exact power supply to your devices with up to 30W power output.

Built-in Power Supply

Built-in 400W industrial power supply, it connect directly to the outlet through the power cord. It does not require an external large power adapter, making installation easier and saving space.

Unique LED Indicator Design

You can quickly check working status and troubleshoot ports with Power/PoE/Extend indicator.

Port Isolation

When you enable the extend mode,the PoE port is isolated with each other,this is used if you would like to run multiple devices/ networks on the same physical infrastructure or equipment but want to keep them separate, this improves network security, efficiency and management.

Link Extention to 250m

PoE (Power Over Ethernet) usually has a maximum run of around 100 meters. When extend mode enabled, it will allow you to increase your run to a distance of 250 meters. the maximum speed will downgrade to 10Mbps.

Durable Metal Case and Industrial-grade Fan

The PoE switch features with metal case and industrial-grade fans that ensures excellent heat dissipation. and greater reliability over time.

Easy to Use

Unmanaged ,Play & Play PoE switch.You just need to connect power cable and the poe devices.

Support Rack Mount

Support rackmount in 19” cabinet, and includes all the necessary mounting hardware in the box.

Opation Over Wide Temperature Ranges

Unique design make sure PoE switch long-term stable operation over temperature spans of -10 and +55°C.

Add to Cart

Customer Reviews

4.4 out of 5 stars

671

4.3 out of 5 stars

470

4.4 out of 5 stars

535

4.3 out of 5 stars

392

4.4 out of 5 stars

677

Price

$24.99$24.99 $26.99$26.99
— $39.78$39.78 $48.99$48.99

PoE Port
4×10/100Mbps 5×10/100Mbps 4×100/1000Mbps 8×100/1000Mbps 8×10/100Mbps

UpLink Port
2×10/100Mbps 2×10/100Mbps 1×100/1000Mbps None 2×100/1000Mbps

POE Power Output
78W 78W 78W 120W 120W

Switch Capacity
1.6Gbps 1.4Gbps 12Gbps 12Gbps 10Gbps

Dimensions (L x W x H)
7.9 x 4.7 x 1.7 7.9 x 4.7 x 1.7 7.9 x 4.7 x 1.7 7.9 x 4.7 x 1.7 7.9 x 4.7 x 1.7

Weight (lbs)
2.15 2.15 2.15 2.31 2.31

Extend Function

✓

✓
None
✓

Add to Cart

Customer Reviews

4.3 out of 5 stars

392

4.2 out of 5 stars

422

4.4 out of 5 stars

671

4.2 out of 5 stars

422

4.4 out of 5 stars

671

4.4 out of 5 stars

671

Price

$39.78$39.78 $58.99$58.99 $89.98$89.98 $109.99$109.99 $119.99$119.99 $159.99$159.99

PoE Port
8×100/1000Mbps 8×100/1000Mbps 16×10/100Mbps 16×100/1000Mbps 24×10/100Mbps 24×100/1000Mbps

UpLink Port
None 3×100/1000Mbps 2×100/1000Mbps 2×100/1000Mbps 2×100/1000Mbps 2x1000Mbps SFP

POE Power Output
120W 120W 250W 250W 400W 300W

Switch Capacity
12Gbps 12Gbps 12Gbps 12Gbps 12Gbps 52Gbps

Dimensions (L x W x H)
7.9 x 4.7 x 1.7 7.9 x 4.7 x 1.7 10.6 x 7.1 x 1.7 10.6 x 7.1 x 1.7 10.6 x 7.1 x 1.7 ‎ 20 x 11.5 x 3.5

Weight (lbs)
2.31 2.31 3.31 3.31 4.62 7.5

Extend Function

✓

26 Ports: Includes 24 POE ports(10/100Mbps) and 2 gigabit UpLink ports(10/100/1000Mbps). The 2 gigabit uplink ports can provide more bandwidth and connect to different devices, such as routers, NVRs, etc.
High POE Power: Maximum support 400W high output power, built-in power supply makes installation easier. Support IEEE 802.3af/at, each port max power supply reached 30W. *Please note: not support passive 24V PoE.*
Unmanaged Plug & Play: Support Power Detection function, automatically detect devices, can be compatible with non-POE devices to provide data connectivity. Plug and Play, just plug in the power cord, connect the ethernet cable directly to the device, can be used without configuration.
Extend function: When turn on the extend mode, the POE port can be extended to 250 meter distances and 10Mbps speed, the traffic are isolated from each other,improve the phenomenon of discontinuity and mosaic in surveillance networks, and can improve port bandwidth utilization.
Widely Used: Small and compact size design. Durable Metal housing. LED indicator lights. Industrial fans ensure good heat dissipation. Widely used in scenarios such as HD IP cameras, Wireless Access Point, Computer Networks devices, etc. 100% Satisfaction Guarantee – 30-day Money-Back Guarantee with 1 Year Warranty.

Customers say

Customers like the functionality, value for money, and build quality of the network switch. They mention it works perfectly to provide PoE power to their long-distance switch about 500 feet, does an excellent job driving PoE cameras, and is a good solid network switch. However, some dislike the fan lifespan. Opinions differ on noise level, ease of setup, port functionality, and power regulation.

AI-generated from the text of customer reviews

Looking to upgrade your network infrastructure? Look no further than the MokerLink 24 Port PoE Switch! This powerful switch features 24 PoE ports with 2 Gigabit Uplink Ethernet Ports, providing you with high-speed connectivity for all your devices.

With a total power output of 400W, this switch can support IEEE802.3af/at standards, ensuring that your PoE devices receive the power they need to operate efficiently. The rackmount design allows for easy installation and organization of your network equipment, while the unmanaged plug and play functionality makes setup a breeze.

Whether you’re setting up a new office network or expanding your current setup, the MokerLink 24 Port PoE Switch is the perfect solution. Upgrade to reliable and high-performance networking with MokerLink!
#MokerLink #Port #PoE #Switch #Gigabit #Uplink #Ethernet #Port #400W #High #Power #Support #IEEE802.3afat #Rackmount #Unmanaged #Plug #Play #PoE

November 30, 2024

Cisco 10-Port Gigabit PoE Smart Ethernet Switch RJ45 + 2xSFP Ports w/AC Adapter

Cisco 10-Port Gigabit PoE Smart Ethernet Switch RJ45 + 2xSFP Ports w/AC Adapter

Price : 55.00

Ends on : N/A

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Introducing the Cisco 10-Port Gigabit PoE Smart Ethernet Switch with RJ45 + 2xSFP Ports and AC Adapter!

If you’re in need of a reliable and high-performance Ethernet switch for your network, look no further than the Cisco 10-Port Gigabit PoE Smart Ethernet Switch. This switch offers 10 Gigabit Ethernet ports with Power over Ethernet (PoE) capabilities, allowing you to power your devices while providing fast and secure connectivity.

With 2 SFP ports, you can easily expand your network and connect to fiber optic cables for even faster data transfer speeds. The switch also features a compact and durable design, making it ideal for small to medium-sized businesses, home offices, or even for personal use.

Included with the switch is an AC adapter, ensuring that you have everything you need to set up and start using your new network device right away. Say goodbye to slow and unreliable connections, and upgrade to the Cisco 10-Port Gigabit PoE Smart Ethernet Switch today!

#Cisco #EthernetSwitch #PoE #GigabitEthernet #NetworkSolution
#Cisco #10Port #Gigabit #PoE #Smart #Ethernet #Switch #RJ45 #2xSFP #Ports #wAC #Adapter

November 30, 2024

Top 10 Cisco Switches for Small and Medium Businesses

Cisco is a leading provider of networking solutions for businesses of all sizes. For small and medium businesses, Cisco offers a range of switches that provide reliable and secure connectivity for their network infrastructure. In this article, we will discuss the top 10 Cisco switches for small and medium businesses.

1. Cisco Catalyst 2960 Series: The Cisco Catalyst 2960 Series switches are ideal for small businesses that need high-performance connectivity. These switches offer advanced security features, PoE support, and easy management capabilities.

2. Cisco Catalyst 3650 Series: The Cisco Catalyst 3650 Series switches are perfect for medium-sized businesses that require a scalable and flexible network infrastructure. These switches offer high-speed connectivity, advanced security features, and support for virtualization.

3. Cisco Catalyst 3850 Series: The Cisco Catalyst 3850 Series switches provide enhanced security and performance for medium-sized businesses. These switches offer integrated wireless capabilities, advanced security features, and support for BYOD initiatives.

4. Cisco Small Business SG350 Series: The Cisco Small Business SG350 Series switches are designed for small businesses that need affordable and reliable connectivity. These switches offer high-speed connectivity, PoE support, and easy management capabilities.

5. Cisco Small Business SG550X Series: The Cisco Small Business SG550X Series switches are ideal for medium-sized businesses that require high-performance connectivity. These switches offer advanced security features, PoE support, and support for virtualization.

6. Cisco Meraki MS120 Series: The Cisco Meraki MS120 Series switches are cloud-managed switches that are perfect for small and medium businesses. These switches offer advanced security features, easy deployment, and centralized management capabilities.

7. Cisco Meraki MS220 Series: The Cisco Meraki MS220 Series switches are cloud-managed switches that provide reliable and secure connectivity for small and medium businesses. These switches offer advanced security features, PoE support, and easy management capabilities.

8. Cisco Catalyst 2960-L Series: The Cisco Catalyst 2960-L Series switches are designed for small businesses that need a cost-effective and reliable network infrastructure. These switches offer advanced security features, PoE support, and easy management capabilities.

9. Cisco Catalyst 9200 Series: The Cisco Catalyst 9200 Series switches are perfect for medium-sized businesses that require high-performance connectivity. These switches offer advanced security features, support for virtualization, and easy deployment.

10. Cisco Catalyst 9300 Series: The Cisco Catalyst 9300 Series switches provide advanced security and performance for medium-sized businesses. These switches offer integrated wireless capabilities, advanced security features, and support for BYOD initiatives.

In conclusion, Cisco offers a wide range of switches that are suitable for small and medium businesses. Whether you need affordable connectivity for a small office or advanced security features for a medium-sized enterprise, Cisco has a switch that will meet your needs. Consider the top 10 Cisco switches mentioned in this article to enhance the connectivity and security of your network infrastructure.

November 30, 2024

Tag: Cisco Switches

Customers say