Cisco C3KX-NM-1G 1000Base-X Module
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C3KX-NM-1G Cisco 4 Ports Network Module Bulk Pack New

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Part Number#: C3KX-NM-1G
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Short Description:
C3KX-NM-1G 4 Ports 1 x 1000Base-X Gigabit Ethernet Network Module for Catalyst 3750-X, 3560-X Series Switches | Made by Cisco | New Bulk Pack
Product Condition:
New Bulk Pack
Warranty provided by ALLHDD.COM:
90 Days

Advanced Network Management

The C3KX-NM-1G is a 4-port GE network module designed for use with Cisco Catalyst 3K-X series switches. To effectively manage this network module, you should familiarize yourself with its configuration and management options.

Here are some advanced network management tips for the C3KX-NM-1G:

  • Configure VLANs: You can use VLANs to segregate network traffic and improve security. You can configure VLANs using the switch's command-line interface (CLI) or the web-based graphical user interface (GUI). You can assign different VLANs to each of the four ports on the C3KX-NM-1G.
  • Configure Link Aggregation Control Protocol (LACP): LACP is a protocol used to aggregate multiple physical links between switches to create a single logical link with increased bandwidth and redundancy. You can configure LACP on the C3KX-NM-1G using the CLI or the GUI.
  • Configure Quality of Service (QoS): QoS allows you to prioritize network traffic based on its importance. You can configure QoS on the C3KX-NM-1G using the CLI or the GUI. You can assign different QoS policies to different VLANs or to different types of traffic.
  • Configure Spanning Tree Protocol (STP): STP is a protocol used to prevent loops in a network topology. You can configure STP on the C3KX-NM-1G using the CLI or the GUI.
  • Monitor network performance: You can monitor the performance of the C3KX-NM-1G and the connected devices using various tools such as Simple Network Management Protocol (SNMP), NetFlow, and Cisco Prime Infrastructure. You can use these tools to identify and troubleshoot network issues, optimize performance, and plan for future upgrades.
  • Implement security measures: You can implement various security measures to protect your network, such as Access Control Lists (ACLs), Port Security, and Secure Shell (SSH). You can configure these measures using the CLI or the GUI.
  • Keep the firmware up to date: It is important to keep the firmware on the C3KX-NM-1G and the connected switches up to date to ensure optimal performance and security. You can download the latest firmware from the Cisco website and install it using the CLI or the GUI.

Power Options and Redundancy

The C3KX-NM-1G is a 4-port Gigabit Ethernet network module designed for use with Cisco Catalyst 3K-X series switches. In terms of power options and redundancy, here are some key points to consider:

  • Power options: The C3KX-NM-1G can be powered using PoE (Power over Ethernet) or an external power supply. If you are using PoE, make sure that your switch provides enough power to support the module and any connected devices. If you are using an external power supply, make sure that it meets the module's power requirements.
  • Redundancy: The C3KX-NM-1G does not have built-in redundancy. However, you can achieve redundancy by using multiple modules in the same switch or by using multiple switches in a redundant topology.

To use multiple modules in the same switch, you can install two or more C3KX-NM-1G modules and configure link aggregation control protocol (LACP) to create a redundant link between the modules and the connected devices. This way, if one module or port fails, traffic can be automatically redirected to the remaining modules or ports.

To use multiple switches in a redundant topology, you can connect the switches using a high-availability (HA) protocol such as Cisco's Virtual Switching System (VSS) or StackWise. These protocols allow multiple switches to be managed as a single entity, providing automatic failover in case of a switch or module failure.

Quality of Service (QoS) and Traffic Management

The C3KX-NM-1G Cisco 4 Ports Gigabit Ethernet Network Module is a network module designed to provide additional ports for Cisco Catalyst 3K-X series switches. As such, it does not have built-in Quality of Service (QoS) or traffic management capabilities. However, the Catalyst 3K-X series switches that the module is designed for do have robust QoS and traffic management features that can be configured to provide granular control over network traffic.

QoS is a set of technologies and techniques used to prioritize different types of traffic on a network. It allows network administrators to ensure that mission-critical traffic, such as VoIP and video conferencing, receive priority over less important traffic, such as email or file transfers. The Catalyst 3K-X series switches support a range of QoS mechanisms, including classification, marking, queuing, and scheduling. These features allow administrators to identify and classify traffic based on its type, assign it a priority level, and ensure that it is delivered in a timely manner.

Traffic management refers to the process of managing network traffic to ensure that it is flowing smoothly and efficiently. The Catalyst 3K-X series switches support a variety of traffic management features, including rate limiting, congestion avoidance, and load balancing. These features can be used to prevent network congestion, ensure that critical applications have sufficient bandwidth, and optimize network performance.

To configure QoS and traffic management on a Catalyst 3K-X series switch, administrators can use the Cisco IOS command-line interface (CLI) or the Cisco Network Assistant graphical user interface (GUI). These tools provide a range of options for configuring QoS policies, defining traffic classes, setting up queuing and scheduling parameters, and configuring traffic management features.

General Information about this Cisco C3KX-NM-1G

  • Manufacturer: Cisco
  • Part Number or SKU# C3KX-NM-1G
  • Product Type: Network Module

Technical Information of Network Module

  • Application/Usage: Data Networking

Interfaces/Ports of 4 Ports Module

Media & Performance

  • Ethernet Technology: Gigabit Ethernet
  • Network Technology: 1000Base-X


  • Connectivity Technology: Wired
  • Data Link Protocol: Gigabit Ethernet
  • Status Indicators: Link/activity

Expansion / Connectivity

  • Expansion Slots: 4 (total) / 4 (free) x SFP
  • Compatible Slots: 1 x expansion slot

Environmental Parameters

  • Operating temperature: -5 to 45°C up to 5000ft elevation, -5 to 40°C up to 10000ft elevation
  • Storage temperature: -40 to 70°C
  • Relative humidity operating, noncondensing: 5 to 95% non-condensing
  • Relative humidity non-operating, noncondensing: 5 to 95% non-condensing
  • Operating altitude: 10,000 ft. (3000m)
  • Storage altitude: 15,000 ft. (4750

Compatibility Information

  • Cisco Catalyst 3560X-24P/L/S and 3560X-48P/L/S: These are 24- and 48-port switches with PoE (Power over Ethernet) capability, which allows them to power connected devices such as IP phones and wireless access points.
  • Cisco Catalyst 3560X-24T/L/S and 3560X-48T/L/S: These are 24- and 48-port switches with RJ-45 connectors for connecting devices via Ethernet cables.
  • Cisco Catalyst 3750X-12S/E/S: This is a 12-port switch with SFP (Small Form-Factor Pluggable) uplinks, which can be used to connect to other network devices or to fiber optic cabling.
  • Cisco Catalyst 3750X-24P/L/S and 3750X-48P/L/S: These are 24- and 48-port switches with PoE capability.
  • Cisco Catalyst 3750X-24S/E/S and 3750X-48S/E/S: These are 24- and 48-port switches with SFP+ uplinks, which provide higher bandwidth than SFP uplinks.
  • Cisco Catalyst 3750X-24T/L/S and 3750X-48T/L/S: These are 24- and 48-port switches with RJ-45 connectors.
  • Cisco Catalyst 3750X-48PF/L/S and 3750X-48P/L/S: These are 48-port switches with PoE capability, but the "PF" version provides higher power output for devices that require more power.
Product Condition:
New Bulk Pack
Warranty provided by ALLHDD.COM:
90 Days

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