Cisco HWIC-4ESW 4 Ports Ethernet Switch
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Cisco HWIC-4ESW 4 Ports Ethernet Switch Factory Sealed New

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Part Number#: HWIC-4ESW
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Short Description:
HWIC-4ESW 2800 Series 4 Ports 10/100 Ethernet Switch Wide Area Network | Made by Cisco | New Factory Sealed
Product Condition:
New Retail Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days
Product Overview of the Cisco HWIC-4ESW in 2800 Series Routers

The Cisco HWIC-4ESW is a crucial networking component specifically designed for the 2800 Series Integrated Services Routers (ISRs). This expansion module serves a pivotal role in enhancing network capabilities, providing four ports of 10/100 Ethernet switch functionality. In this comprehensive guide, we'll delve into the intricacies of the Cisco HWIC-4ESW, exploring its features, applications, and advantages in the context of Wide Area Network (WAN) connectivity.

Key Features of Cisco HWIC-4ESWPort

The HWIC-4ESW is equipped with four Ethernet switch ports, allowing seamless integration of multiple devices into the network. This feature proves invaluable in scenarios where additional ports are required for expanding network connectivity.

Fast Ethernet Support

Supporting both 10 Mbps and 100 Mbps speeds, the HWIC-4ESW ensures swift and efficient data transfer between connected devices. This capability is essential for meeting the demands of modern network applications and services.

VLAN Support

One of the standout features of the HWIC-4ESW is its compatibility with Virtual Local Area Networks (VLANs). VLAN support enables network administrators to logically segment the network, enhancing management, security, and overall network performance.


The ease of installation is a notable aspect of the HWIC-4ESW. Its plug-and-play nature simplifies the deployment process, allowing for quick integration into Cisco 2800 Series routers without extensive configuration requirements.

Advantages of Cisco HWIC-4ESWEnhanced Connectivity

By providing an additional four ports, the HWIC-4ESW significantly expands the connectivity options of the Cisco 2800 Series router. This proves beneficial in scenarios where multiple devices need direct network access without the need for external switches.

Simplified Network Management

The VLAN support offered by the HWIC-4ESW contributes to simplified network management. Administrators can create distinct VLANs to organize and manage network traffic effectively, leading to improved performance and security.

Cost Efficiency

In smaller network setups, the HWIC-4ESW offers a cost-effective solution by eliminating the need for separate switches. This can result in substantial cost savings while still meeting the network expansion requirements.

Seamless Integration

Designed specifically for Cisco 2800 Series routers, the HWIC-4ESW seamlessly integrates into the existing network infrastructure. This ensures compatibility and reliability, critical factors for maintaining a stable and efficient network environment.

Applications of Cisco HWIC-4ESWSmall to Medium-Sized Businesses

For SMBs with growing networking needs, the HWIC-4ESW serves as an ideal solution. Its compact design and enhanced connectivity options make it a valuable addition for businesses looking to expand their network capabilities without investing in extensive infrastructure.

Remote Offices

In scenarios where space and resources are limited, such as remote offices, the HWIC-4ESW provides a compact and efficient solution. It allows for the connection of multiple devices directly to the network, facilitating seamless communication and collaboration.

Branch Networking

For larger enterprises with branch networking requirements, the HWIC-4ESW offers a straightforward means of extending network connectivity. This is particularly beneficial in situations where a branch office needs to connect multiple devices without the complexity of deploying additional switches.

Efficient and Scalable Networking

Efficient and scalable networking of the HWIC-4ESW on a Cisco 2800 series router can be achieved by utilizing the following techniques:

  • Virtual LANs (VLANs): VLANs divide the network into smaller, isolated broadcast domains, reducing network congestion and increasing security.
  • Link Aggregation (LAG): LAG allows multiple physical ports to be combined into a single logical link, increasing bandwidth and providing redundancy.
  • Quality of Service (QoS): QoS prioritizes different types of network traffic, ensuring that critical applications receive the necessary bandwidth.
  • Spanning Tree Protocol (STP): STP prevents network loops, ensuring network stability.
  • Routing protocols: Dynamic routing protocols, such as OSPF or EIGRP, update the routing table automatically, increasing network scalability and flexibility.

By implementing these techniques, the HWIC-4ESW can be made more efficient and scalable, allowing the network to handle increased traffic and grow as needed.

Security and Access Control

The security and access control of the HWIC-4ESW on a Cisco 2800 series router can be improved through the following methods:

  • Access control lists (ACLs): ACLs can be used to control access to the network by specifying which IP addresses are allowed or denied access to specific network resources.
  • Authentication, authorization, and accounting (AAA): AAA can be used to control access to the network by requiring users to provide credentials, such as a username and password, before accessing network resources.
  • Encryption: Encryption can be used to protect sensitive information, such as passwords, as it travels over the network.
  • Firewall: A firewall can be used to control access to the network by specifying which types of traffic are allowed or denied access.
  • Virtual Private Network (VPN): VPN can be used to provide secure remote access to the network, allowing users to access network resources from remote locations.
General Information about this Cisco HWIC-4ESW
  • Manufacturer: Cisco
  • Model Number or SKU# HWIC-4ESW
  • Product Type: 4 Port-Ethernet Switch
Interfaces / Ports for 4 Ports Switch
  • Number of Network Ports: 4
  • Interfaces/Ports 4 x 10/100Base-TX
  • Application/Usage Wide Area Network
  • Interfaces/Ports Details 4 x RJ-45 10/100Base-TX Auto-sensing/Auto-negotiating/Auto MDI/MDI-X
Performance of Wide Area Network
  • Connectivity Media Category 5 UTP 10/100Base-TX
  • Connectivity Media Category 4 UTP 10Base-T
  • Connectivity Media Category 3 UTP 10Base-T
  • Data Transfer Rate 10 Mbps Ethernet Half/Full-duplex
  • Data Transfer Rate 100 Mbps Fast Ethernet Half/Full-duplex
  • Compatibility: Supported Platforms:
  • 1841
  • 2801
  • 2811
  • 2821
  • 2851
  • 3825
  • 3845

In summary, the Cisco HWIC-4ESW stands as a versatile and indispensable component for Cisco 2800 Series routers, providing enhanced connectivity and networking capabilities. Its key features, advantages, and applications make it a valuable asset for businesses of varying sizes, from SMBs to larger enterprises with branch networking needs. As organizations continue to evolve and expand their digital footprints, the Cisco HWIC-4ESW serves as a reliable solution to meet the demands of modern networking environments.

Product Condition:
New Retail Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days

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