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by Cisco
Product Line: Cisco 3900 Series
Product Type: Integrated Services Router
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Original price $0.00 - Original price $0.00
Original price
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Current price $0.00
Title: Surplus

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Product Description

The C3925E-AX/K9 features 4 Gigabit Ethernet ports and supports network technology at 10/100/1000Base-T, designed for versatility with 11 expansion slots including EHWIC, PVDM, Serial Module, and SFP (mini-GBIC). It operates on a standard 1 GB DRAM that's expandable to 2 GB, and includes 256 MB of flash memory, ensuring ample storage for network configurations and software. Security is enhanced with built-in features such as firewall, content filtering, and IPsec, supported by a 110/220 VAC input voltage, making it suitable for a wide range of power supplies.

FAQs for the C3925E-AX/K9

  • What is the number of ports available on this device?
    This device has 4 network (RJ-45) ports.
  • Can you provide the Ethernet technology specification for part number 12345?
    Part number 12345 supports Gigabit Ethernet.
  • How many expansion slots does the device offer?
    There are 11 expansion slots available.
  • Is part number 12345 designed for desktop and rack mount installation?
    Yes, part number 12345 is suitable for both desktop and rack mount, requiring 3 rack units.
  • What network technology is supported?
    The device supports 10/100/1000Base-T network technology.
  • Does part number 12345 come with a management port?
    Yes, part number 12345 includes a management port.
  • Is VoIP supported on this hardware?
    No, VoIP is not supported.
  • What types of expansion slots are available in part number 12345?
    Part number 12345 has EHWIC, PVDM, Serial Module, and SFP (mini-GBIC) expansion slots.
  • What are the memory specifications of this device?
    The device comes with 1 GB of standard memory, supports a maximum of 2 GB, and uses DRAM technology.
  • What security features does part number 12345 offer?
    Part number 12345 includes firewall, content filtering, ACL, IPsec, and L2TPv3 security features.

Product Review

The CISCO C3925E-AX/K9 offers a versatile range of connectivity options with its four Gigabit Ethernet ports and eleven expansion slots, accommodating a variety of network modules such as EHWIC, PVDM, SFP, and Serial Modules. However, the device is limited by its standard memory of 1 GB, which, despite being upgradable to 2 GB, might not meet the demands of more memory-intensive applications. Additionally, its comprehensive security features, including firewall, content filtering, and IPsec, provide essential protection for network data, although the absence of Power over Ethernet (PoE) support and VoIP functionality might restrict deployment options in environments requiring these features.


The CISCO C3925E-AX/K9 is a comprehensive networking solution designed to meet the varied needs of midsize to large network environments. This device integrates multiple features and technologies, offering a versatile platform for network management and expansion. At the core of its design, the C3925E-AX/K9 features four Gigabit Ethernet ports, supporting 10/100/1000Base-T network technology. This ensures high-speed connectivity and efficient network performance. The device is engineered to accommodate a wide range of networking applications, thanks to its eleven expansion slots. These slots support various modules, including EHWIC, PVDM, Serial Module, and SFP (mini-GBIC), providing flexibility in network configuration and expansion. The hardware specifications highlight the device's capability to be deployed in diverse environments. With a form factor that supports both desktop and rack mount installations, it fits into a standard 3-rack unit space. This makes it a suitable option for different physical setups, from server rooms to network closets. The dimensions of the device are practical for such installations, measuring 5.3 inches in height, 18.8 inches in width, and 17.3 inches in depth. Memory capacity is another critical feature of the CISCO C3925E-AX/K9. It comes with 1 GB of standard memory, upgradeable to 2 GB, to ensure smooth operation and handling of network demands. The memory technology used is DRAM, known for its reliability and speed. Additionally, the device is equipped with 256 MB of flash memory, providing sufficient space for the operating system and network configurations. It also supports CompactFlash cards for additional storage options. Powering the device is flexible, with input voltage support for both 110 and 220 VAC, making it adaptable to various power supply standards worldwide. For management and configuration, it includes a dedicated management port. Although it does not support VoIP or have a PoE (RJ-45) port, its comprehensive security features compensate, offering firewall, content filtering, ACL, IPsec, and L2TPv3 capabilities to safeguard network data. Key hardware specifications include: -
  • 4 Gigabit Ethernet ports for high-speed connectivity.
  • 11 expansion slots, supporting EHWIC, PVDM, Serial Module, and SFP modules.
  • Security features including firewall, content filtering, and IPsec.
The device also features a USB port, enhancing its versatility and ease of use for firmware upgrades and file transfers. However, it does not include a Token Ring port, reflecting the modern network standards it is designed to support. In summary, the CISCO C3925E-AX/K9 is a powerful and flexible networking device, designed to support the complex needs of modern networks. Its combination of high-speed connectivity, expandability, and comprehensive security features make it a valuable asset for any organization looking to upgrade or expand their network infrastructure.


Product ID CISCO C3925E-AX/K9
Manufacturer CISCO
Port Count 4
Slot Expansion Total 11
Network Speed 1 Gbps Ethernet
Installation Type Can be placed on a desktop or mounted in a rack
Supported Network Standards 10/100/1000Base-T
Unit Size in Rack 3U
RJ-45 Network Ports 4
License Model AX
Configuration Port Available
Support for VoIP Not supported
Power over Ethernet Port Unavailable
Types of Expansion Slots EHWIC, PVDM, Serial, SFP
Device Height 5.3 inches
Device Width 18.8 inches
Device Depth 17.3 inches
RAM Base Size 1 GB
RAM Upper Limit 2 GB
Memory Type DRAM
Supported Memory Cards CompactFlash
Internal Storage 256 MB
Power Requirement 110/220 VAC
Token Ring Interface Not included
USB Interface Available
Security Protocols Firewall, Content Filter, Access Control Lists, IPsec, L2TPv3

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