SKU: 87236836520

Cisco 3120 Network Security/Firewall Appliance

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Description

Cisco 3120 Network Security/Firewall ApplianceCisco 3120 Network Security Firewall Appliance Meet the Cisco 3120 Network Security Firewall Appliance, a cornerstone of the Cisco Secure Firewall 3100 Series designed to empower modern networks with robust, adaptive protection. This mid range platform is purpose built for organizations navigating hybrid work environments and moving toward zero trust architectures. It blends flexible deployment options with threat focused protection to deliver a

Cisco 3120 Network Security/Firewall Appliance

Meet the Cisco 3120 Network Security/Firewall Appliance, a cornerstone of the Cisco Secure Firewall 3100 Series designed to empower modern networks with robust, adaptive protection. This mid-range platform is purpose-built for organizations navigating hybrid work environments and moving toward zero-trust architectures. It blends flexible deployment options with threat-focused protection to deliver a compelling return on investment, helping customers simplify security operations without sacrificing performance. The Cisco Secure Firewall 3100 Series represents a family of four threat-focused security devices, engineered to scale with your evolving network needs while maintaining a consistent security posture across on-premises and cloud environments. For IT teams seeking enterprise-grade security that remains approachable for mid-market deployments, the 3120 delivers a balanced mix of visibility, control, and resilience in a compact, purpose-built appliance.

  • Hybrid-work ready security: Designed to support distributed work patterns, the Cisco 3120 seamlessly protects offices, branch locations, and remote users. Its architecture is optimized for mixed network environments, enabling secure access and consistent policies whether employees connect from the corporate site, home office, or a remote hub.
  • Zero-trust enabled: The appliance advances zero-trust principles by enforcing granular identity-based controls and segmenting traffic with precise policy enforcement. This approach reduces risk from lateral movement and ensures that users and devices gain only the access they truly need.
  • Threat-focused protection: As part of the 3100 Series, the 3120 emphasizes multi-layer threat defenses, including inspection of traffic across multiple vectors and rapid response to emerging threats. This focus helps organizations stay ahead of evolving attack techniques while preserving network performance.
  • Flexible deployment and management: Whether deployed on-premises as a hardware appliance or integrated with cloud-centric management options, the 3120 supports scalable policy management and centralized visibility, simplifying security administration for teams of all sizes.
  • Clear ROI and operational efficiency: By consolidating firewall, threat prevention, and policy governance into a single platform, this appliance reduces the total cost of ownership and accelerates time-to-value, enabling security teams to do more with less while maintaining strong protection across the network.

Technical Details of Cisco 3120 Network Security/Firewall Appliance

  • Model: Cisco Secure Firewall 3100 Series – 3120 Network Security/Firewall Appliance
  • Category: Mid-range, threat-focused security appliance for enterprise and mid-market networks
  • Security capabilities: Core firewalling with integrated threat protection aligned to the 3100 Series philosophy; policy-driven enforcement and posture management for hybrid environments
  • Deployment flexibility: Suited for on-premises installations with scalable management options across distributed sites
  • Management and visibility: Centralized policy administration and monitoring to maintain consistent security posture across the network

How to install Cisco 3120 Network Security/Firewall Appliance

Installing the Cisco 3120 Network Security/Firewall Appliance is a streamlined process designed to minimize downtime while delivering immediate protection. Begin by unboxing and ensuring you have the appropriate power and network cabling for your environment. Mount the appliance in a standard rack if you are deploying in a data center or network closet, ensuring adequate airflow and proper cable management to preserve performance. Connect the WAN/Internet link to the uplink port and attach LAN interfaces to your internal network segments. If you plan to support remote workers, consider connecting a dedicated interface to a VPN terminator or to the network edge where secure access will be policy-driven.

Power up the device and access the management interface through the initial setup URL or CLI, following Cisco’s recommended defaults for first-time access. Establish basic administrative credentials with strong multi-factor authentication where available, and apply the latest firmware or software release from Cisco’s secure update channels. Import or create your security policies, aligning them with your organization’s zero-trust framework: define user and device identities, segment networks into protected zones, and implement granular rules for East/West and North/South traffic flows. Enable essential security services in a staged manner—starting with core firewall rules, then layering on intrusion prevention, malware protection, and encrypted traffic inspection as needed for your environment.

As you configure, leverage Cisco SecureX or compatible management tools to gain a unified view of threats, events, and device health. Regularly verify the appliance’s compatibility with your existing security stack, including remote access solutions, VPN gateways, and any cloud security services you may use. Scheduling routine firmware updates and signature refreshes is crucial to maintain robust protection. Finally, perform thorough testing with representative traffic, validating policy behavior, failover scenarios, and performance under load to ensure that the appliance delivers the intended security posture without introducing unintended bottlenecks.

For ongoing operations, you’ll want to implement a monitoring cadence: review security analytics, monitor IPS alerts, verify VPN health, and ensure that policy changes propagate across all managed devices. The Cisco 3120 is designed to integrate cleanly with broader Cisco security ecosystems, enabling you to scale security as your network grows, without reinventing your security architecture at every step. By following best practices—principle of least privilege, consistent policy templates, and regular health checks—you can maximize the value of your investment while maintaining a resilient security posture against contemporary threats.

Frequently asked questions

  • What is the Cisco 3120 Network Security/Firewall Appliance? It is a mid-range device within the Cisco Secure Firewall 3100 Series designed to deliver threat-focused security for hybrid networks, enabling zero-trust enforcement and scalable protection for modern enterprises.
  • What environments is it best suited for? The appliance targets organizations adopting hybrid work models, distributed branches, and remote access needs, offering a balance between performance, security controls, and cost for mid-market to enterprise deployments.
  • What management options are available? It supports centralized policy management and visibility within Cisco’s security ecosystem, with integration points for cloud-based management and monitoring to streamline operations across multiple sites.
  • Does it support zero-trust security? Yes, it is designed to support zero-trust principles by enforcing granular, identity-based access controls and segmenting network traffic to minimize risk from compromised devices or users.
  • What should I consider when installing? Plan for clear network segmentation, ensure uplink bandwidth matches expected traffic, implement role-based access for administrators, and schedule regular updates to protect against emerging threats.
  • How does it deliver ROI? By consolidating firewall capabilities and threat protection into a single platform, it reduces management overhead, lowers total cost of ownership, and speeds up threat detection and response across the network.
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SKU: 87236836520

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J. Rew
Boise, US
★★★★★ 5
All The Right Features, and Well-Made
This power strip had everything I was looking for: 6 ft. cord, right-angle plug, at least 2 USB ports, white plastic case, wall-mountable, and at least 4 AC power outlets. All of that might sound pretty straightforward, but this TROND power strip is one of the very few models that meets all the criteria. Here's what I like about power strips in general, and this TROND model specifically: 1. Right-angle plug. A must in my book. Get a right-angle plug whenever possible. They are almost always more convenient and better-looking than straight standard plugs. 2. At least 1 transformer-spaced outlet. If the AC outlets are all too close together, you'll end up sacrificing 1 or 2 of them with a "wall wart" transformer. Just about everybody is plugging in at least one of these outlet-hogging transformers these days. 3. USB power ports. Like transformers, just about everybody has USB-powered stuff to plug in. If you don't have USB ports built into the power strip, then you have to use the USB power adapter which hogs up an AC outlet. I've got at least 2 USB devices to plug into this power strip at any given time, so having the built-in ports is very convenient. Another must in my book. I also like this TROND model for the little touches that make it a bigger value than the price suggests: 1. Includes mounting screws. What? Wasn't expecting that. Very cool. 2. Includes a template for drilling the mounting holes. What? I've never even seen that before. Even cooler. 3. An actual user's manual - in English - and well-written. That blew me away. I totally don't need a user's manual for a power strip, but it was very classy to see it in the box. Well played, TROND. 4. Expensive-looking power switch and power light. This power strip is much better looking than other cheap strips. The plastic is high-quality and "Apple" looking, the power switch is a cut above the generic switches in this price range, and the power indicator light a slick hidden LED that makes the whole package feel high-end. I have expensive power strips from Monster, Belkin, and Tripp-Lite, and this TROND unit appears better made and has fancier features. I'll definitely buy another TROND power strip when the time comes.
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Reviewed in the United States on December 5, 2016
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E. Jackson
Fort Morgan, US
★★★★★ 5
Perfect when you need length.
Color: Black, Size: 15FT Flat Plug
Works great, the ports are perfect, so no more cubes.
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Reviewed in the United States on May 5, 2026
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Rick A
Lexington, US
★★★★★ 4
Nice strip, wish it had a power on indicator
Color: Black, Size: 6FT Flat Plug
My first strip was DOA, and seemed to have been returned to Amazon. I say this because I was given a replacement and the packaging was different. First it was shrink wrapped, the first device I received was not. Second, the internal packaging was different. I scrapped my original review, and this review is based upon the working strip. This is an attractive power strip with 4 USB charger ports. I like the wall mount holes on both ends that provide a more secure means of attaching the strip to something. Most chargers simply have holes on the back to hang over a screw, this one you can actually fasten to something. The position of the outlets is good for clunky older power blocks provided they aren't too wide. They don't come close to interfering with the usb ports, ensuring you can easily plug in 4 usb cords and 4 power cords without having them get tangled up. My chief dislike are the lack of any power indicator. Almost every power strip I have owned in the last 30 years had some visible way to tell the strip was turned on. The other thing is the indicator to show which side of the power switch is on. The off side has a very visible white dot, which would probably make most people believe that was the "ON" position, it is actually the off position. The on position is marked by a raised black bar(or perhaps it is a 1) which is difficult to see. I think I would have just painted the traditional "on" icon next to the power on end of the switch. Again, a power indicator here would have made all the difference.
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Reviewed in the United States on March 14, 2018
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craig muir
Chelsea, US
★★★★★ 5
terrific, low cost power management tool
Color: Black, Size: 6FT Flat Plug, Color: Black, Size: 6FT Flat Plug
I noticed that most of the power outlets I use on a regular basis are behind large pieces of furniture. Every modern device requires at least a little power (even if only at intervals) and many of them have to be periodically unplugged to be rebooted. This invariably leads to a bulky power strip/surge protector at every usage location. Most power strip/surge protectors are very bulky and made to sit on the floor, often in a difficult location for routine access. Unfortunately, “unplugging” from a power strip requires holding the strip firmly in place while simultaneously pulling on the plug. With the strip in a difficult location and the fact that it must be restrained to remove the plug, I typically need a scotch to even attempt it. If that weren't bad enough, most devices use an AC adapter of various different sizes, shapes and orientations. The differences are odd enough that they look like a heterogeneous collection of "rugrats". This further magnifies the problem because power strips are never devised for the space requirements of rugrats. Most power strips assume that everything is a standard 2 or 3 prong plug, lined up in military fashion. So, to make a power strip work, it must often be combined with a variety of cube taps, shifting the vertical dimensions of many outlets to accommodate the different rat dimensions. In some cases, power strips start looking like tenement slums. Power strips that attempt to accommodate the dimensions of rugrats are even bulkier and more difficult to use. The overall problem was difficult enough that I recently decided to just sacrifice the furniture. This surge protector power strip has a very low profile with two screw slots at either end. There are locations on all outlet-blocking furniture where the strips can be screw-attached (see photo). This solves nearly all the problems: (a) the strip is convenient to someone seated in the chair or laying on the bed; (b) it’s strongly secured meaning the plugs can be easily removed and replaced with one hand; (c) it has one wide-spaced outlet for the odd rugrat; and (d) it has multiple USB ports with one ‘C’ type charging port, thus eliminating one rugrat. Given all that and that fact that it’s very reasonably priced, I couldn’t be happier.
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Reviewed in the United States on September 1, 2023
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LADYV
Carnegie, US
★★★★★ 5
Best Power strip to organize all your electronics.
Color: Black, Size: 6FT Rotating Plug, Color: Black, Size: 6FT Rotating Plug
The best extension cord I ever had so far, it's my 1st day using it but my life has changed for the better. I order yesterday they arrived today, very quick delivery. They were packaged nice and neat with instructions and screws if you want to mount. I love the Rotating Flat Plug, very nice and neat. My life is very busy and I need to be organized with 2 cell phone, laptop, smart watch and headphones. I was having to charge one or two at the time with plugs all over the place. Then having to take charger back in forth from my office to my bedroom and to work. Too much of a headache, I been looking all week and I needed 3 port c and 1 usb. Game changer for the best and I highly recommend to buy. I bought 2 and will be buying 2 more. I bought black to match my furniture. The best $20 I ever spent!!
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Reviewed in the United States on February 15, 2026

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