Cisco ASA5540-AIP20-K8 9 Ports Networking Security Appliance Firewall
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ASA5540-AIP20-K8 Cisco ASA 5540 Security Appliance Refurbished

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Part Number#: ASA5540-AIP20-K8
List Price was: $4307.69
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Short Description:
ASA5540-AIP20-K8 Cisco ASA 5540 Appliance w/ AIP-SSM-20, SW, HA, 4GE+1FE, DES Fast Ethernet 9 Ports Network Security/Firewall Appliance CompactFlash (CF) Card | Made by Cisco | Refurbished
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

Protecting Your Data

The Cisco ASA 5540 Security Appliance is a high-performance firewall device that offers advanced security features for protecting your network from cyber threats. The ASA5540-AIP20-K8 model comes with an additional intrusion prevention system (IPS) module, which enhances its ability to detect and prevent malicious traffic from entering your network.

Here are some of the features and capabilities of the Cisco ASA 5540 Security Appliance:

  • Firewall: The ASA 5540 offers stateful packet filtering to inspect incoming and outgoing traffic based on pre-defined security policies.
  • VPN: The ASA 5540 supports both site-to-site and remote access VPNs, allowing remote workers to securely connect to the network.
  • Intrusion Prevention System (IPS): The ASA5540-AIP20-K8 model comes with an IPS module, which provides advanced threat detection and prevention capabilities. The IPS module uses signature-based detection to identify known threats and behavior-based detection to identify new and unknown threats.
  • Antivirus and Anti-Spyware: The ASA 5540 includes antivirus and anti-spyware capabilities to protect against malware and spyware.
  • Web Filtering: The ASA 5540 can block access to certain websites and web-based applications based on URL or content category.
  • Traffic Shaping: The ASA 5540 can prioritize traffic based on the application or service, ensuring that critical applications receive the necessary bandwidth.
  • High Availability: The ASA 5540 supports active/standby failover for maximum uptime and reliability.
  • Scalability: The ASA 5540 can support up to 10,000 concurrent VPN sessions and up to 5 Gbps of firewall throughput.

To protect your data with the ASA5540-AIP20-K8 Cisco ASA 5540 Security Appliance, you should first configure the device to meet your specific security requirements. This may include defining firewall policies, configuring VPN settings, and setting up intrusion prevention rules. You should also regularly update the device with the latest security patches and software updates to ensure it is protected against the latest threats. Additionally, you should ensure that all devices on your network are configured with appropriate security settings, such as strong passwords and encryption protocols, to further enhance security.

Next-generation Firewall Capabilities

The Cisco ASA 5540 Security Appliance with the AIP20-K8 advanced inspection and prevention security services module is a next-generation firewall (NGFW) that offers a range of advanced security capabilities beyond what a traditional firewall can provide.

Some of the key capabilities of the ASA5540-AIP20-K8 NGFW are:

  • Application Visibility and Control: The NGFW can identify and control the use of various applications and protocols on the network, including web applications and peer-to-peer (P2P) file sharing.
  • Intrusion Prevention: The NGFW can detect and prevent intrusion attempts using advanced techniques such as deep packet inspection (DPI), signature-based detection, and behavioral analysis.
  • VPN: The NGFW can establish secure virtual private network (VPN) connections over the internet, allowing remote users to securely access corporate resources.
  • Web Filtering: The NGFW can filter web traffic based on specific URLs, categories, or content types, allowing organizations to enforce acceptable use policies and protect against web-based threats.
  • Advanced Malware Protection: The NGFW can detect and block malware by analyzing file behavior and comparing it against known signatures, heuristics, and sandboxing.
  • Threat Intelligence: The NGFW can leverage external threat intelligence feeds to identify and block known threats and suspicious activity.
  • Network Segmentation: The NGFW can divide the network into logical segments, enforcing different security policies and access controls based on user roles, applications, and other criteria.

Scalability and High Availability

Scalability and high availability are two critical features of the Cisco ASA 5540 Security Appliance (ASA5540-AIP20-K8) that help to ensure that the device can meet the needs of enterprise-level organizations.

Scalability refers to the ability of the ASA 5540 to handle an increasing amount of traffic and network connections without compromising its performance or security. The ASA 5540 is designed to support up to 50,000 concurrent connections and up to 10 Gbps of firewall throughput, making it well-suited for large-scale network environments. Additionally, the device can be expanded with additional modules and licenses to support additional features and capabilities as needed.

High availability refers to the ability of the ASA 5540 to maintain its functionality and availability even in the event of hardware failures or other disruptions. To achieve high availability, the ASA 5540 supports several features, including:

  • Active/Active and Active/Standby failover: The ASA 5540 can be configured to operate in either an active/active or active/standby failover mode. In an active/active configuration, both ASA devices are actively processing traffic, while in an active/standby configuration, one ASA device serves as the primary device while the other is in standby mode. If the primary device fails, the standby device takes over seamlessly to ensure continuous network availability.
  • Redundant power supplies: The ASA 5540 comes with dual, hot-swappable power supplies to ensure that the device can continue to operate even if one power supply fails.
  • Redundant interfaces: The ASA 5540 has multiple Ethernet interfaces that can be configured in redundant pairs to ensure that there is no single point of failure in the network.
  • Stateful failover: The ASA 5540 supports stateful failover, which means that in the event of a failover, the standby device takes over the active device's connection state information to ensure that network connections are not lost.

General Information

  • Manufacturer: Cisco Systems, Inc
  • Manufacturer Part Number: ASA5540-AIP20-K8
  • Brand Name: Cisco
  • Product Series: 5000
  • Product Model: ASA 5540
  • Product Name: ASA 5540 Security Appliance
  • Product Type: Network Security/Firewall Appliance

Technical Information

  • Virtualization:
  • Users on the LAN
  • 5000 x IPSec VPN Peer
  • 2 x SSL VPN Peer
  • 2500 x SSL VPN Peer
  • 400000 x Concurrent Session
  • 20000 x Concurrent Session
  • 2 x Security Context
  • 50 x Security Context


  • Total Number of Ports: 9

Network & Communication

  • Ethernet Technology: Fast Ethernet
  • Network Standard: 10/100/1000Base-T
  • Network Standard: 10/100Base-TX

I/O Expansions

  • Number of Total Expansion Slots: 2
  • Expansion Slot Type: SSM
  • Number of SSM Slots: 1


  • Standard Memory: 1 GB
  • Flash Memory: 64 MB
  • Memory Card Supported: CompactFlash (CF) Card

Power Description

  • Input Voltage: 110 V AC
  • Input Voltage: 220 V AC
  • Power Source: Power Supply
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

About Refurbished Products

Refurbished products are typically refurbished by an Original Manufacturer or an affiliate of the manufacturer or 3rd party facility. This product may have minor blemishes due to normal product usage and doesn't necessarily come with documentation and software unless indicated, but has been well tested and generally has never had any defects.


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ALLHDD guarantees that the products will not have defects in material that will affect the product's functionality during the Standard Warranty Period. The warranty period starts when the merchandise/items from our warehouse.

What does ALLHDD.Com warranty cover?

30-days to 3 years warranty:

Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.

What is not covered by our warranty?

The reason why our warranty does not cover any problem caused by the following conditions:

(a) misuse of hardware; accidental damage; carelessness product(s) damage; shock; temperature beyond the specification of any product; faulty installation; operation; modification of goods;

(b) any misuse outside the instructions in the user manual for any specific product;

(c) damaged caused by other hardware or equipment. The warranty will void if the item is returned with physical damage, damage to the retail box, removed from the box, counterfeit labels/labelled by them, or any modifications of internal and external covers. Data loss or damages to any other equipment we do not cover by our offered warranty.

What is the Manufacturer/Brand Warranty?

In general, a manufacturer's warranty service/support is a written guarantee to the buyer of a product. Its terms assure the replacement or repair of the product, if necessary, within a specified period after the purchase (2-5 years depending on the brand/manufacturer). It is typically included in the price of the product. Products are brand new and sealed and the original manufacturer box is complete with the Manufacturer's genuine warranty. For most of the brand new/retail products that come with the manual and box, exceptions may apply (i.e., Cisco, Juniper Networks).

For the server parts (i.e., Dell, HPE) to get Full coverage of the warranty server must have a full 3- 5 years warranty. However, ALLHDD.COM will cover the warranty duration if any Manufacturer doesn't support the advertised warranty and there is no refund for those.
Final Sale items are non-returnable/refundable in any situation. Any question? please ask our team before the shipment.

Important notes:

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Individual product warranty mentioned on each item product description page/detail page.

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Worldwide Shipping Options:

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Important notes:

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