Description
Advanced Features and Functionality
The N2K-C2248PQ Cisco Nexus 10GE Fabric Extender Expansion Module comes with several advanced features and functionalities that help improve network performance, scalability, and security. Here are some of the key features and functionalities:
- Virtual PortChannel (vPC): The vPC technology allows for the creation of a single logical port-channel across multiple physical switches. With vPC, you can achieve high availability, load balancing, and redundancy for your network.
- FabricPath: FabricPath is a Cisco proprietary technology that enables the creation of large-scale Layer 2 networks with improved scalability, resiliency, and flexibility. FabricPath uses the Shortest Path First (SPF) algorithm to compute the best path for data traffic, which improves network performance and reduces congestion.
- Cisco Adapter FEX: Adapter FEX allows the N2K-C2248PQ Fabric Extender to act as a virtual line card for Cisco Nexus switches. This allows for simplified cabling and improved scalability as you can connect up to 24 Fabric Extenders to a single Nexus switch.
- Cisco Fabric Services: Fabric Services is a set of network services that help simplify the deployment and management of the network fabric. Fabric Services includes features such as Auto Configuration, Fabric Manager, and Virtual Machine Manager.
- Access Control List (ACL) Support: The N2K-C2248PQ Fabric Extender supports ACLs that can be used to control traffic flow based on source and destination IP addresses, ports, and protocols. ACLs help improve network security by limiting access to sensitive resources.
- Quality of Service (QoS) Support: QoS is a feature that allows you to prioritize network traffic based on its importance. The N2K-C2248PQ Fabric Extender supports QoS features such as traffic classification, marking, shaping, and policing, which help ensure that critical traffic receives the necessary bandwidth and latency.
- Multicast Support: Multicast is a network communication technique that enables the transmission of data to multiple recipients simultaneously. The N2K-C2248PQ Fabric Extender supports multicast features such as Protocol Independent Multicast (PIM) and Multicast VLAN Registration (MVR), which help improve network scalability and performance.
- Intelligent Traffic Mirroring: Traffic mirroring is a feature that allows you to copy network traffic to a monitoring device for analysis. The N2K-C2248PQ Fabric Extender supports Intelligent Traffic Mirroring, which allows you to selectively mirror specific types of traffic based on criteria such as VLAN, port, or IP address.
Configuration and Management
The N2K-C2248PQ Cisco Nexus 10GE Fabric Extender Expansion Module is a network device that allows for the expansion of a Cisco Nexus switch fabric. To configure and manage the N2K-C2248PQ, you will need to follow these steps:
- Connect to the N2K-C2248PQ: You can use a console cable to connect to the console port on the N2K-C2248PQ, or you can connect to the device remotely using a network connection.
- Set up basic configuration: Once you are connected, you will need to set up basic configuration for the N2K-C2248PQ, including network settings such as IP address, subnet mask, default gateway, and hostname.
- Configure uplink ports: The N2K-C2248PQ has four uplink ports that are used to connect to a Cisco Nexus switch. You will need to configure these ports to establish connectivity between the N2K-C2248PQ and the switch.
- Configure downstream ports: The N2K-C2248PQ has 48 downstream ports that can be used to connect servers, storage devices, and other network devices. You will need to configure these ports to assign VLANs, enable or disable port security, and configure other features as necessary.
- Manage the N2K-C2248PQ: You can manage the N2K-C2248PQ using the Cisco Nexus switch to which it is connected. This includes monitoring the status of the device, configuring advanced features such as Quality of Service (QoS) policies, and troubleshooting any issues that may arise.
- Upgrade firmware: From time to time, it may be necessary to upgrade the firmware on the N2K-C2248PQ to take advantage of new features or to address known issues. You can upgrade the firmware using the Cisco Nexus switch to which the N2K-C2248PQ is connected.
Troubleshooting Common Issues
The N2K-C2248PQ Cisco Nexus 10GE Fabric Extender Expansion Module is a network device that allows for the extension of Cisco Nexus switches through the use of Fabric Extender Technology (FEX). Like any other network device, the N2K-C2248PQ may experience issues or encounter problems that require troubleshooting. Some of the common issues that may arise with the N2K-C2248PQ are:
- Connectivity issues: This may be caused by a misconfigured or faulty cable or port. Ensure that the cable is properly seated and that the correct port is used.
- Power issues: The N2K-C2248PQ may fail to power on or may shut down unexpectedly. Check the power supply and verify that it is functioning correctly.
- Configuration errors: Incorrect configurations may lead to issues such as network loops, routing issues, or spanning-tree protocol errors. Double-check the configuration to ensure that it is correct.
- Compatibility issues: The N2K-C2248PQ may not be compatible with certain switches or devices. Verify that the devices are compatible before attempting to connect them.
- Firmware issues: Firmware upgrades may cause the N2K-C2248PQ to malfunction or stop functioning. Ensure that the firmware is compatible and that the upgrade process is properly followed.
- Hardware failures: Hardware components may fail, causing the N2K-C2248PQ to malfunction or stop functioning altogether. Check for physical damage and replace any faulty components.
- Performance issues: Slow network performance may be caused by a variety of factors, including high network traffic or incorrect configurations. Monitor the network performance and identify the source of the issue.
To troubleshoot any of these issues, it is important to consult the documentation and support resources provided by Cisco. These resources may include user guides, troubleshooting guides, and online forums. In addition, it may be helpful to contact Cisco support for further assistance.
General Information
- Manufacturer: Cisco Systems, Inc
- Manufacturer Part Number: N2K-C2248PQ
- Brand Name: Cisco
- Product Line: Nexus
- Product Series: 2000
- Product Model: 2248PQ
- Product Name: Cisco Nexus 2248PQ 10GE Fabric Extender
- Product Type: Fabric Extender
- Device Type: Expansion module
Miscellaneous
- Additional Information-
- 10GE Fabric Extender
- 2 Power Supplies
- 4 Fan Module
- 48×1/10GE (req SFP/SFP+) + 4x40G QSFP+(req QSFP+)
Compatibility
- Cisco Nexus 5000, 6000, or 7000 Series Switch
