PCI\VEN_8086&DEV_1523
I350 Gigabit Backplane Connection driver
PCI\VEN_8086&DEV_1523 is the Intel Corporation I350 Gigabit Backplane Connection, an Ethernet device. Without it the wired port shows as an Ethernet Controller under Other devices and the cable does nothing. Get it from Windows Update or your PC maker first; the chip maker's own package is on intel.com.
Device details
| Hardware ID | PCI\VEN_8086&DEV_1523 |
|---|---|
| Device name | I350 Gigabit Backplane Connection |
| Maker | Intel Corporation (PCI vendor ID 8086) |
| Device type | Ethernet |
| Driver guide | The right Intel Ethernet driver |
| Latest official package | Intel Network Adapter Driver for Windows 11 (Wired_driver_31.3_x64.zip) 31.3, October 16, 2026 |
| Known OEM variants | 8 |
PCs and boards that use this chip
Each line is a subsystem ID: the full hardware ID ends in SUBSYS_ plus these eight characters when the I350 Gigabit Backplane Connection is built into that maker's product.
| Full hardware ID ending | Maker | Product |
|---|---|---|
SUBSYS_00601028 | Dell | Gigabit 2P I350 LOM |
SUBSYS_1F9B1028 | Dell | Gigabit 4P I350-t bNDC |
SUBSYS_1784103C | Hewlett-Packard Company | Ethernet 1Gb 2-port 361FLB Adapter |
SUBSYS_18D1103C | Hewlett-Packard Company | Ethernet 1Gb 2-port 361FLB Adapter |
SUBSYS_1989103C | Hewlett-Packard Company | Ethernet 1Gb 2-port 363i Adapter |
SUBSYS_339F103C | Hewlett-Packard Company | Ethernet 1Gb 4-port 366M Adapter |
SUBSYS_97144C52 | LR-LINK | LREC9714HT Quad-port 10Gb Ethernet Network Adapter |
SUBSYS_1F528086 | Intel Corporation | 1GbE 4P I350 Mezz |
If your SUBSYS matches a laptop or board maker in this list, that maker's support page has the version tested for your model.
How to install the driver for I350 Gigabit Backplane Connection
- Confirm the ID. In Device Manager, right-click the device, open Properties, then Details, and pick Hardware Ids. The first line should start with
PCI\VEN_8086&DEV_1523. - Try Windows Update. Settings, Windows Update, Advanced options, Optional updates. Network drivers may appear here once another connection works, such as Wi-Fi or a phone hotspot.
- Check your PC maker. Enter your model or serial number on its support site and look under Networking or LAN.
- Use the chip maker's package. Intel Network Adapter Driver for Windows 11 (Wired_driver_31.3_x64.zip) on intel.com. Our the right intel ethernet driver guide explains which package fits.
- Restart and check. Plug in the cable and check that Windows shows a wired connection.
Other Intel ethernet IDs
VEN_8086&DEV_125CEthernet Controller I226-VVEN_8086&DEV_125DEthernet Controller I226-ITVEN_8086&DEV_1521I350 Gigabit Network ConnectionVEN_8086&DEV_1522I350 Gigabit Fiber Network ConnectionVEN_8086&DEV_1524I350 Gigabit ConnectionVEN_8086&DEV_1531I210 Gigabit UnprogrammedVEN_8086&DEV_1533I210 Gigabit Network ConnectionVEN_8086&DEV_1536I210 Gigabit Fiber Network Connection
Device names: The PCI ID Repository, public data. We never host driver files: downloads come from the maker.