Use different Ethernet cables, network devices, and a different computer system in your setup to see if the problem persists.Use the Ethernet cables, network devices, and computer system in another setup to see if the problem is with the components or the setup.To test your setup components, try the following: You can test to make sure that the following components are working correctly and are not the source of the issue: When you troubleshoot issues with a network adapter, there are some quick tests that you can complete to rule out potential problems. Linux Kernel 2.4.x to 4.11.x LTS Versions onlyĪvailable PCI Express x4 or higher (x8, x16) slot The ST1000SPEX43 is backed by a 2-year hardware warranty and free lifetime technical support.Ĭompliant with IEEE 802.3, IEEE 802.3u, IEEE 802.3ab Compatible with a broad range of operating systems, this cost-effective PCIe Gigabit NIC is suitable for many SMB and Enterprise applications such as virtualized environments that require multiple NICs (check your VM software for chipset compatibility). This versatile quad-port network card is ideal for many business applications requiring upgrades to servers or workstations, adding feature-rich Gigabit networking with four independent ports. The network adapter card features the Realtek RTL8111G chipset, which is designed to deliver the performance and enhanced capabilities you need for reliable network connections to your server or computer. This 4-port network card delivers powerful connectivity for your business, corporate or government office environment, with support for high-performance, 4-channel networking and a maximum throughput of up to 1000Mbps in each direction (2000 Mbps total). Reliable connectivity to multiple networks Now you can add four separate Gigabit network ports to your client, server or workstation through just one PCI Express slot, to provide connectivity to multiple networks without draining your budget.

Pci network adapter card