Cisco AS535-4T1-96-AC-V 100Mbps Networking Security Appliance Firewall
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AS535-4T1-96-AC-V Cisco 100Mbps 6 Ports Universal Gateway Refurbished

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Part Number#: AS535-4T1-96-AC-V
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Short Description:
AS535-4T1-96-AC-V Cisco 100Mbps 6 Ports 96 Basic Voice Universal Gateway | Made by Cisco | Refurbished
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days
Securing Networks with 6 Ports Universal Gateway

The AS535-4T1-96-AC-V Cisco Universal Gateway is a high-performance network gateway that provides multiple connectivity options for enterprises and service providers. It features six Ethernet ports with a maximum throughput of 100 Mbps, allowing it to handle high volumes of network traffic.

To secure networks with this gateway, you can use various security measures such as:

  • Access control lists (ACLs): ACLs allow you to control network traffic by filtering packets based on their source and destination addresses, ports, and protocols. You can configure ACLs on the gateway to block unauthorized traffic from entering your network.
  • Virtual private networks (VPNs): VPNs create secure, encrypted tunnels between remote devices and the gateway, allowing remote workers to access the network securely. You can use the AS535-4T1-96-AC-V Cisco Gateway to set up VPN connections using protocols such as IPsec and SSL.
  • Firewall protection: The gateway can be configured with firewall rules that control traffic between the internal and external networks. This can prevent unauthorized access and protect against attacks such as denial-of-service (DoS) attacks and port scanning.
  • Network segmentation: You can use the gateway to segment your network into smaller subnets, allowing you to isolate sensitive data and devices from the rest of the network. This can prevent unauthorized access and limit the impact of any security breaches.
  • Intrusion detection and prevention: The gateway can be configured with intrusion detection and prevention (IDP) systems that can identify and block attacks in real-time. IDP systems use various techniques such as signature-based detection, anomaly detection, and behavioral analysis to identify and prevent attacks.
Future Trends in Network Security

The AS535-4T1-96-AC-V Cisco 100Mbps 6 Ports Universal Gateway is a network device that provides connectivity between different types of networks, such as T1/E1, analog, and digital networks. Network security is an important consideration for any device that connects to a network, including the AS535-4T1-96-AC-V Cisco Gateway. Here are some future trends in network security that may affect the AS535-4T1-96-AC-V Cisco Gateway:

  • Increased use of AI and machine learning: Network security is a constantly evolving field, and attackers are becoming more sophisticated in their methods. AI and machine learning can be used to analyze network traffic and detect anomalies that could indicate an attack. This technology can also be used to automatically respond to security incidents, such as isolating a compromised device from the network.
  • Adoption of Zero Trust security models: Zero Trust is a security model that assumes that no device or user can be trusted by default, and access to network resources should be granted on a need-to-know basis. This approach involves verifying the identity of users and devices before granting access to network resources. With the increasing number of remote workers and the growing use of cloud services, Zero Trust is becoming an increasingly popular security model.
  • Emphasis on securing IoT devices: The Internet of Things (IoT) is a rapidly growing area of technology, and IoT devices are often connected to the network without proper security measures in place. This can make them vulnerable to attacks, and compromised IoT devices can be used as a foothold for attackers to gain access to the network. Securing IoT devices will become increasingly important in the future, and network devices like the AS535-4T1-96-AC-V Cisco Gateway will need to be able to handle the unique security challenges posed by IoT devices.
  • Use of encryption: Encryption is an important tool for protecting data in transit and at rest. As the amount of data transmitted over networks continues to grow, encryption will become increasingly important. The AS535-4T1-96-AC-V Cisco Gateway supports various encryption protocols, including SSL, SSH, and IPSec, which can help protect network traffic from interception and tampering.
  • Increased focus on compliance: As regulations like GDPR and CCPA become more widespread, companies will need to ensure that their networks are compliant with these regulations. The AS535-4T1-96-AC-V Cisco Gateway supports various security features, such as firewall, VPN, and authentication, that can help organizations comply with these regulations.
Maintenance and Troubleshooting

The AS535-4T1-96-AC-V Cisco 100Mbps 6 Ports Universal Gateway is a complex networking device that allows multiple connections to be made between different networks. To keep this device functioning correctly, it's important to regularly perform maintenance and troubleshoot any issues that may arise. Here are some tips on how to do so:


  • Keep the device clean: Dust, debris, and other contaminants can cause the device to overheat and malfunction. Use a soft, dry cloth to wipe down the device regularly.
  • Check for firmware updates: Check the Cisco website regularly for firmware updates. Updating the firmware can improve device performance and fix any bugs or security vulnerabilities.
  • Replace worn-out parts: Over time, parts such as fans and power supplies can wear out and stop functioning properly. Replace these parts as soon as possible to prevent further damage to the device.
  • Monitor device logs: The device logs can provide useful information about any issues that may be occurring. Regularly check the logs and address any issues that arise.
  • Perform regular backups: Back up the device configuration regularly in case of device failure or other issues. This ensures that you can quickly restore the device to its previous configuration.


  • Check for power issues: Make sure the device is receiving power and that the power supply is functioning correctly.
  • Check for network connectivity issues: Verify that the device is properly connected to the network and that all cables are securely connected.
  • Check device logs: As mentioned before, the device logs can provide useful information about any issues that may be occurring. Check the logs for any error messages or warnings.
  • Perform basic troubleshooting steps: Restart the device, check for firmware updates, and perform other basic troubleshooting steps before moving on to more complex troubleshooting methods.
  • Contact technical support: If all else fails, contact technical support for assistance. The Cisco website has a support section that provides contact information for technical support.
General Information
  • Manufacturer: Cisco Systems, Inc
  • Manufacturer Part Number: AS535-4T1-96-AC-V
  • Brand Name: Cisco
  • Product Series: AS5300
  • Product Model: AS5350
  • Product Name: AS5350 Gateway
  • Product Type: Router
  • Total Number of Ports: 6
  • Management Port: Yes
  • Number of Network (RJ-45) Ports: 2
  • Number of Broadband (RJ-45) Ports: 4

Media & Performance

  • Carrier Supported: T-carrier
  • Serial Transmission Speed: 8 Mbps
  • I/O Expansions:
  • Number of Total Expansion Slots: 3

Network & Communication

  • Network Technology: 10/100Base-TX
  • Network Technology: T1
  • Ethernet Technology: Fast Ethernet


  • Standard Memory: 128 MB
  • Maximum Memory: 512 MB
  • Memory Technology: SDRAM
  • Flash Memory: 32 MB

Power Description

  • Input Voltage: 110 V AC
  • Input Voltage: 220 V AC
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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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.

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