CISCO851W-G-E-K9 (USED)

What is the difference between ISR800 and ISR900?

In the integrated services routers family, both of the Cisco ISR 800 and Cisco ISR 900 are designed for the enterprise small branch offices.
As two series in the same application, which is better?
Cisco 800 integrated services routers were released earlier than the Cisco 900 ISR. It means that 800 ISR is going to be the EOS or EOL series, but we will still like it, because of its good performance after the checking of the market.Please learn more details here .

What is the primary use case for the CISCO851W-G-E-K9?

The CISCO851W-G-E-K9 is used for secure routing and wireless access within small businesses or remote offices, offering both wired and wireless connectivity.

How does the CISCO851W-G-E-K9 ensure network security?

It incorporates advanced security features including Stateful Packet Inspection (SPI) firewall, encryption protocols for VPNs, and Intrusion Prevention System (IPS) to protect sensitive data.

Can I connect multiple devices wirelessly to this router?

Yes, the CISCO851W-G-E-K9 supports 802.11g wireless standards, allowing multiple devices to connect wirelessly at speeds up to 54 Mbps.

What kind of internet connections does this router support?

This router is versatile and supports both DSL and cable internet connections, making it suitable for a variety of business environments.

How do I set up the CISCO851W-G-E-K9?

Setup involves connecting your internet source to the router, configuring the basic settings via the web-based interface or Cisco Configuration Professional software, and setting up the desired security protocols.

Are there any recommended accessories that enhance the CISCO851W-G-E-K9 functionality?

Yes, additional antennas for enhanced wireless range, external power supplies, and Cisco network management software are recommended to maximize its capabilities.

Is firmware or software upgrading necessary for this router?

Periodic firmware updates are recommended to maintain security, introduce new features, and improve performance. Cisco provides guidance and updates through their support website.

How does the CISCO851W-G-E-K9 compare to newer models?

While it may lack some of the speed and advanced features of newer models, its reliability, robust security features, and cost-effectiveness make it suitable for businesses with basic needs.

Can the CISCO851W-G-E-K9 support a guest Wi-Fi network?

While basic guest networking is possible, it may require separate VLAN configuration for security. This setup supports guest access while keeping the network secure.

What troubleshooting steps should I follow if I encounter connectivity issues?

Basic troubleshooting includes checking power and cable connections, resetting the router, checking for firmware updates, and verifying configuration settings. Cisco's support resources also offer detailed troubleshooting guides.

What are the key features of the CISCO851W-G-E-K9 router?

The CISCO851W-G-E-K9 router features dual E security and includes 802.11g ETSI compliant wireless capabilities, making it ideal for small business use.

Is the CISCO851W-G-E-K9 cost-effective for small businesses?

Yes, the CISCO851W-G-E-K9 is an affordable, security-focused router that provides robust wireless connectivity, perfect for small businesses.

What are the common application scenarios for the CISCO851W-G-E-K9?

This router is best suited for small to medium-sized businesses needing secure, reliable internet with wireless connectivity.

How do I install the CISCO851W-G-E-K9 router?

Installation involves connecting the router to your network, configuring security settings through the web interface, and setting up wireless connections.

Does the CISCO851W-G-E-K9 require software upgrades?

It is recommended to keep the router's firmware updated to ensure optimal performance and security.

Are there any alternative products to the CISCO851W-G-E-K9?

Alternatives include other models in the Cisco 800 ISR series, or small business routers from brands like Juniper or TP-Link.

What accessories are compatible with the CISCO851W-G-E-K9?

Accessories include power adapters, mounting kits, and additional antennas to enhance wireless capabilities.

How does the CISCO851W-G-E-K9 compare to newer models?

While newer models might offer advanced features and higher speeds, the CISCO851W-G-E-K9 remains reliable for secure, small-business applications.

How to troubleshoot common issues with the CISCO851W-G-E-K9?

Common issues can often be resolved by rebooting the router, updating firmware, or checking the configuration settings through the web interface.

What makes the CISCO851W-G-E-K9 unique in its category?

This router provides dual E security combined with 802.11g wireless capabilities, delivering comprehensive security and connectivity for small businesses.