Description
Supported Network Protocols
Supported network protocols refer to the set of rules and standards that govern how data is transmitted and received over a network. The HPE Ethernet 10GB 2 Port 521T Network Adapter supports a range of network protocols to ensure compatibility and interoperability with different network environments and devices.
Here are some examples of the network protocols that the 521T Network Adapter supports:
- TCP/IP – The Transmission Control Protocol/Internet Protocol is the foundation of the internet and most computer networks. It provides a standardized set of rules for transmitting and receiving data over a network, and the 521T Network Adapter supports it to ensure compatibility with a wide range of network environments.
- VLAN – The 802.1Q Virtual LAN protocol allows network administrators to create multiple virtual networks within a single physical network. The 521T Network Adapter supports VLAN tagging, which enables network administrators to separate network traffic into different VLANs for improved security and performance.
- Link Aggregation Control Protocol (LACP) – LACP is a protocol that enables network administrators to combine multiple physical network links into a single logical link for increased bandwidth and redundancy. The 521T Network Adapter supports LACP to enable link aggregation and improved network performance.
- Internet Control Message Protocol (ICMP) – ICMP is a protocol used for network diagnostic and error reporting. The 521T Network Adapter supports ICMP to enable network administrators to diagnose and troubleshoot network issues.
- Address Resolution Protocol (ARP) – ARP is a protocol used to map a network address (such as an IP address) to a physical address (such as a MAC address). The 521T Network Adapter supports ARP to enable efficient communication between network devices.
- Dynamic Host Configuration Protocol (DHCP) – DHCP is a protocol used to automatically assign IP addresses and other network settings to devices on a network. The 521T Network Adapter supports DHCP to simplify network configuration and management.
By supporting these and other network protocols, the 521T Network Adapter can operate in a wide range of network environments and interoperate with a variety of devices, making it a flexible and versatile network adapter.b
Monitoring Capabilities
The HPE Ethernet 10GB 2 Port 521T Network Adapter provides a range of monitoring capabilities that enable network administrators to monitor and manage the performance and usage of the adapter.
Here are some examples of the monitoring capabilities provided by the 521T Network Adapter:
- Link status monitoring – The 521T Network Adapter can monitor the link status of its Ethernet ports, providing information about whether the ports are connected and the speed and duplex settings of the connection.
- Traffic statistics – The 521T Network Adapter can provide statistics about the amount of traffic that is being transmitted and received through its Ethernet ports, including packet counts, error counts, and byte counts.
- Flow control monitoring – The 521T Network Adapter supports various flow control mechanisms, including IEEE 802.3x flow control and Priority-based Flow Control (PFC). These mechanisms enable the adapter to regulate the flow of traffic to prevent congestion and ensure reliable communication.
- Jumbo frame support – The 521T Network Adapter supports jumbo frames, which are Ethernet frames with larger maximum transmission units (MTUs) than standard frames. Jumbo frames can improve network performance by reducing the overhead associated with transmitting large amounts of data.
- Virtual LAN (VLAN) support – The 521T Network Adapter supports VLAN tagging, which enables network administrators to separate network traffic into different VLANs for improved security and performance. The adapter can monitor traffic on each VLAN separately, providing granular visibility into network usage.
- Teaming monitoring – The 521T Network Adapter supports various teaming modes, including static and dynamic link aggregation. The adapter can monitor the status of the team and provide information about the active and standby links.
By providing these and other monitoring capabilities, the 521T Network Adapter enables network administrators to monitor and manage the performance and usage of the adapter, helping to ensure optimal network performance and reliability.
Troubleshooting Common Issues
The HPE Ethernet 10GB 2Port 521T Network Adapter is designed to provide reliable network connectivity, but like any network component, it can experience common issues that may affect its performance. Here are some tips for troubleshooting common issues with the 521T Network Adapter:
- Check the physical connections – Ensure that the Ethernet cables are properly connected to the adapter and the network switch or router. Check for damaged or loose cables, and make sure that the adapter and the network switch or router are powered on and functioning properly.
- Verify the network settings – Check the network settings on the adapter and the connected device, such as the IP address, subnet mask, and default gateway. Ensure that the settings are correct and that they match the network configuration.
- Check for driver updates – Check for driver updates for the 521T Network Adapter on the HPE website or the operating system vendor’s website. Install any available updates to ensure that the adapter is using the latest drivers and software.
- Check for firmware updates – Check for firmware updates for the adapter on the HPE website or through the operating system vendor’s update tools. Firmware updates can address known issues and improve the performance and compatibility of the adapter.
- Review system logs – Review the system logs on the operating system or the adapter’s management software to look for any errors or warnings related to the adapter. These logs may provide information about the cause of any issues and help to identify possible solutions.
- Check for hardware issues – If the above steps do not resolve the issue, it may be necessary to check for hardware issues with the adapter or other network components. Check for any physical damage to the adapter or the server or workstation, and perform diagnostic tests on the hardware if available.
By following these troubleshooting tips, network administrators can quickly identify and resolve common issues with the 521T Network Adapter, helping to ensure optimal network performance and reliability.
General Information about the HPE 867707-B21
- Manufacturer: HPE
- Part Number or SKU# 867707-B21
- Spare Part Number: 869573-001
- Product Type : Network Adapter
Technical Information
- Ports: 10GB Ethernet x 2
- Form Factor: Plug-in Card
- Interface (Bus)Type: PCI Express 3.0 x8
Networking
- Connectivity Technology: Wired
- Data Link Protocol: 10 GIGE
- Data Transfer Rate: 10 GBPS
- Performance: Bidirectional throughput 40 GBPS
- Capacity: Jumbo frame size up to 9.2 KB
- Remote Management Protocol: SNMP
- Features: VLAN support, wake on LAN (WOL), IPv6 support, Jumbo Frames support, PXE support, Single Root I/O Virtualization (SR-IOV), Precision Time Protocol (PTP), RDMA over Converged Ethernet (RoCE), Virtual Extensible LAN (VXLAN), RDMA over Converged Ethernet (RoCE) v2, Receive Side Coalescing (RSC), HPE Sea of Sensors 3D, Mware NetQueue and Microsoft Virtual Machine Queue (VMQ), iSCSI Extensions over RDMA (iSER)
- Compliant Standards: IEEE 802.1Q, IEEE 802.1p, IEEE 802.1as, IEEE 802.3az, IEEE 802.1Qbb, IEEE 802.1Qaz, IEEE 802.3by
Expansion / Connectivity
- Interfaces: 2 x 10Gb Ethernet – RJ-45
- Dimensions (H x W x D): 8.46 x 9.84 x 2.36 inch
- Weight: 0.306 lbs
Power
- Power Consumption Operational: 8.4 Watt
Compatibility
- HPE ProLiant DL Series: DL360 Gen10, DL360 Gen10 Base, DL360 Gen10 Entry, DL360 Gen10 High Performance, DL360 Gen10 Low, DL360 Gen10 Performance, DL380 Gen10, DL380 Gen10 Base, DL380 Gen10 Entry, DL380 Gen10 High Performance, DL380 Gen10 Performance, DL560 Gen10, DL560 Gen10 Base, DL560 Gen10 Entry, DL560 Gen10 Performance, DL580 Gen10, DL580 Gen10 Base, DL580 Gen10 Entry, DL580 Gen10 Performance
- HPE ProLiant ML Series: ML110 Gen10, ML110 Gen10 Entry, ML110 Gen10 Performance, ML350 Gen10, ML350 Gen10 Base, ML350 Gen10 Entry, ML350 Gen10 Performance, ML350 Gen10 Solution, ML350 Gen10 Sub-Entry
- HPE ProLiant XL Series: XL170r Gen10, XL190r Gen10, XL230k Gen10 Compute Tray, XL450 Gen10
- HPE MicroServer Gen10





