Performance and Throughput
The Cisco Aironet 1141N Wireless Access Point (AIR-AP1141N-A-K9) is an entry-level access point designed for small to medium-sized businesses. Here's a breakdown of the performance and throughput of this device:
- Data Rate: The AIR-AP1141N-A-K9 supports 802.11n technology, which provides a maximum data rate of 300 Mbps. This data rate is achieved through the use of two spatial streams and 40 MHz channels.
- Single-Band Support: The device supports only the 2.4 GHz frequency band, which may be more prone to interference compared to the 5 GHz band. However, this frequency band has a longer range and can penetrate walls and obstacles better than the 5 GHz band.
- MIMO Technology: The AIR-AP1141N-A-K9 uses multiple-input and multiple-output (MIMO) technology to improve performance and throughput. The device has two antennas that can be used for both transmit and receive operations, allowing for better signal strength and higher data rates.
- Advanced Features: The device includes a range of advanced features such as load balancing, quality of service (QoS), and VLAN support. These features help optimize performance and throughput by prioritizing traffic and ensuring that the network is evenly balanced.
- Client Support: The AIR-AP1141N-A-K9 can support up to 50 clients per access point, which makes it suitable for small to medium-sized businesses with moderate Wi-Fi usage.
Firmware and Software Updates
The Cisco Aironet 1141N Wireless Access Point (AIR-AP1141N-A-K9) requires firmware and software updates to ensure optimal performance, stability, and security. Here's an overview of firmware and software updates for the AIR-AP1141N-A-K9:
- Firmware Updates: Firmware updates are released by Cisco to fix bugs, improve functionality, and enhance performance of the access point. These updates can be downloaded from the Cisco website and installed on the device using the Cisco Wireless LAN Controller (WLC) or the Cisco Mobility Express software. It is important to follow the instructions provided by Cisco when installing firmware updates to avoid any potential issues.
- Software Updates: The software used to manage and configure the AIR-AP1141N-A-K9 access point is also regularly updated. The Cisco WLC and Cisco Mobility Express software can be updated to the latest version, which may include bug fixes, new features, and security updates. These updates can be downloaded from the Cisco website and installed using the software's built-in update feature.
- Security Updates: It is important to regularly check for security updates for the AIR-AP1141N-A-K9 to protect against potential vulnerabilities. Cisco releases security advisories and patches when necessary, and these should be applied as soon as possible to ensure the access point is secure.
- Best Practices: It is recommended to follow best practices when updating firmware and software for the AIR-AP1141N-A-K9. This includes backing up the configuration of the device before making any changes, testing updates in a lab environment before deploying to production, and keeping a record of all updates made to the device.
Regular firmware and software updates are important for maintaining the performance and security of the Cisco Aironet 1141N Wireless Access Point. It is recommended to check for updates regularly and to follow best practices when updating the device.
Troubleshooting Tips
Here are some troubleshooting tips for the Cisco Aironet 1141N Wireless Access Point (AIR-AP1141N-A-K9):
- Check physical connections: Make sure that the access point is properly connected to the network and powered on. Check for any loose connections or cables that may be causing issues.
- Check for interference: Interference from other wireless devices can cause connectivity issues. Check for nearby devices, such as microwaves or cordless phones, and try moving the access point to a location with less interference.
- Verify configuration: Check the configuration of the access point to ensure it is set up correctly. Verify the wireless network name (SSID), security settings, and IP address are configured correctly.
- Check for firmware updates: Make sure that the access point is running the latest firmware version. Cisco releases updates to address issues and improve performance. You can download the latest firmware from the Cisco website and install it using the Cisco Wireless LAN Controller or Cisco Mobility Express software.
- Check for connectivity issues: Use a network troubleshooting tool to verify that the access point is properly connected to the network. Check for any network issues, such as IP address conflicts, and resolve them as necessary.
- Restart the access point: If all else fails, try restarting the access point. This can help resolve connectivity issues and other problems.
- Contact support: If you are still having issues with the access point, contact Cisco support for further assistance. They can help diagnose and resolve any issues with the access point.
General Information
- Manufacturer: Cisco Systems, Inc
- Manufacturer Part Number: AIR-AP1141N-A-K9
- Brand Name: Cisco
- Product Line: Aironet
- Product Series: 1140
- Product Model: 1141N
- Product Name: Aironet 1141N Access Point
- Product Type: Wireless Access Point
Technical Information
- Wireless LAN Standard: IEEE 802.11n
- ISM Band: Yes
- ISM Minimum Frequency: 2.41 GHz
- ISM Maximum Frequency: 2.46 GHz
- Antenna Gain: 4 dBi
- Wireless Transmission Speed: 300 Mbit/s
Wireless Security-
- WPA
- WPA2
- TKIP
- PEAP
- EAP-TLS
- EAP-TTLS
- EAP-MSCHAPv2
- EAP-FAST
- EAP-SIM
- EAP-GTC
Interfaces / Ports:
- Gigabit Ethernet Port: Yes
- Number of Network (RJ-45) Ports: 1
- PoE (RJ-45) Port: Yes
- Management Port: Yes
Power Description:
- Power Source: AC Adapter
Miscellaneous
- Additional Information Cisco 1140 Series IOS Wireless LAN (S114W7K9-12421JA)
About Refurbished Products
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