Cisco 15310-CTX-2500-K9 Networking
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15310-CTX-2500-K9 Cisco CTX2500 Service Module Refurbished

Availability: In Stock
Part Number#: 15310-CTX-2500-K9
List Price was: $167.00
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Short Description:
15310-CTX-2500-K9 CTX2500 Twisted Pair 10/100Base-TX Small Form-Factor Pluggable (Mini-GBIC) Fast Ethernet Service Module | Made by Cisco | Refurbished
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

High Availability and Redundancy

High availability refers to the ability of a system or component to remain operational and provide service to users, even if there are failures or other disruptions. Redundancy refers to the use of multiple components or systems to ensure that a service remains available even if one component fails.

In the case of the 15310-CTX-2500-K9 Cisco CTX2500 Service Module, high availability and redundancy are achieved through several key features:

  • Dual power supplies: The module has two power supplies, which ensures that if one fails, the other will take over and keep the system running.
  • Dual network interfaces: The module has two network interfaces, which enables it to connect to two different networks. This provides a level of redundancy and ensures that even if one interface fails, the other can still provide access to the network.
  • Redundant components: The module is designed with redundant components, such as hard drives and memory, to minimize the risk of single points of failure.
  • Load balancing: The module supports load balancing, which helps ensure that network traffic is evenly distributed across multiple components. This helps prevent any single component from becoming overwhelmed and ensures that the system can continue to operate even if one component fails.

Link Aggregation and Load Balancing

Link Aggregation and Load Balancing on the 15310-CTX-2500-K9 Cisco CTX2500 Service Module refers to the process of combining multiple network connections into a single, high-speed data path. This allows the module to increase the bandwidth, reliability, and resiliency of the network. The link aggregation is achieved through Link Aggregation Control Protocol (LACP) or static link aggregation.

Load balancing is the process of distributing network traffic evenly across multiple network links to optimize network utilization, minimize response time, and increase network efficiency. The 15310-CTX-2500-K9 supports multiple load balancing algorithms such as round-robin, weight-based, and IP Hash.

Setting up and installing of Service Module

Setting up and installing the 15310-CTX-2500-K9 Cisco CTX2500 Service Module involves several steps as follows:

  • Prepare your system: Check the compatibility of your system with the 15310-CTX-2500-K9 Cisco CTX2500 Service Module by checking the Cisco IOS software release and compatibility matrix.
  • Install the service module: Attach the service module to the Cisco Catalyst switch or the Cisco Router using the installation guide provided.
  • Power up the system: Power on the system and verify that the service module has been recognized by the system.
  • Configure the service module: Configure the service module using the Cisco IOS CLI command or using the graphical user interface.
  • Verify the installation: Verify the installation by checking the system log, service status, and system configuration.
  • Update the software: Keep the software updated to ensure the system's security and reliability.

General Information

  • Manufacturer :Cisco Systems, Inc
  • Manufacturer Part Number :15310-CTX-2500-K9
  • Brand Name :Cisco
  • Product Model :CTX2500
  • Product Name :CTX2500 Card
  • Product Type :Service Module

Technical Information

  • Application/Usage Data Networking
  • Application/Usage Optical Network


  • Interfaces/Ports Details 1 x RJ-45 10/100Base-TX Network LAN
  • Interfaces/Ports Details 1 x RJ-45 Network Management

Media & Performance:

  • Media Type Supported Twisted Pair
  • Ethernet Technology Fast Ethernet
  • Network Technology 10/100Base-TX
  • Maximum Data Transfer Rate 100 Mbit/s

I/O Expansions

  • Number of Total Expansion Slots 2
  • Expansion Slot Type SFP (mini-GBIC)


  • Compatibility Cisco ONS 15310-MA SONET Multiservice Platform
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:

We can provide additional warranty service/support for any product you purchase from us if you need additional warranty coverage before finalizing the order from ALLHDD.Com. You need to ask in live chat/help or call us for more information.

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

Free Technical support on purchased items, our expert consultancy over the phone, by email, by live chat, or by remote login.


Shipping Options and Estimated Delivery Time

UPS Shipping Options:

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Estimated delivery time: 4-7 business days

UPS 3 Day Select®
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UPS 2nd Day Air®
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UPS Next Day Air® First Overnight - Early A.M
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UPS® First Overnight - Saturday
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FedEx Shipping Options:

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Available throughout all 50 states (except Hawaii and Alaska)

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Available throughout all 50 states

FedEx Standard Overnight®
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FedEx Priority Overnight®
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Available throughout all 50 states

FedEx First Overnight®
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Worldwide Shipping Options:

UPS®/FedEx® International Economy

Estimated delivery time: 4-7 business days

UPS®/FedEx® International Priority

Estimated delivery time: 2-4 business days

UPS®/FedEx® Ground Shipping Canada

Estimated delivery time: 5-8 business days

Important notes:

  • The processing of orders with Ground Shipping can take up to 24-48 hours. But we try to process all orders the same day.
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  • If you have any specific delivery time requirements, please contact our customer support and someone from our customer service team will be able to help you.
  • You can estimate the shipping cost from the products detail page, also available on the checkout page
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