I've been using Fedora for a while now and currently facing a problem with my internet connection due to something I'm not aware.
Here is lspci details;
00:00.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h-19h PCIe Root Complex (rev 01)
00:00.2 IOMMU: Advanced Micro Devices, Inc. [AMD] Family 17h-19h IOMMU
00:01.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h-19h PCIe Dummy Host Bridge (rev 01)
00:01.1 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 17h-19h PCIe GPP Bridge
00:01.2 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 17h-19h PCIe GPP Bridge
00:02.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h-19h PCIe Dummy Host Bridge (rev 01)
00:02.1 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 17h-19h PCIe GPP Bridge
00:02.2 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 17h-19h PCIe GPP Bridge
00:02.4 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 17h-19h PCIe GPP Bridge
00:03.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h-19h PCIe Dummy Host Bridge (rev 01)
00:03.1 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 19h USB4/Thunderbolt PCIe tunnel
00:04.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h-19h PCIe Dummy Host Bridge (rev 01)
00:08.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 17h-19h PCIe Dummy Host Bridge (rev 01)
00:08.1 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 17h-19h Internal PCIe GPP Bridge (rev 10)
00:08.3 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 17h-19h Internal PCIe GPP Bridge (rev 10)
00:14.0 SMBus: Advanced Micro Devices, Inc. [AMD] FCH SMBus Controller (rev 71)
00:14.3 ISA bridge: Advanced Micro Devices, Inc. [AMD] FCH LPC Bridge (rev 51)
00:18.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Rembrandt Data Fabric: Device 18h; Function 0
00:18.1 Host bridge: Advanced Micro Devices, Inc. [AMD] Rembrandt Data Fabric: Device 18h; Function 1
00:18.2 Host bridge: Advanced Micro Devices, Inc. [AMD] Rembrandt Data Fabric: Device 18h; Function 2
00:18.3 Host bridge: Advanced Micro Devices, Inc. [AMD] Rembrandt Data Fabric: Device 18h; Function 3
00:18.4 Host bridge: Advanced Micro Devices, Inc. [AMD] Rembrandt Data Fabric: Device 18h; Function 4
00:18.5 Host bridge: Advanced Micro Devices, Inc. [AMD] Rembrandt Data Fabric: Device 18h; Function 5
00:18.6 Host bridge: Advanced Micro Devices, Inc. [AMD] Rembrandt Data Fabric: Device 18h; Function 6
00:18.7 Host bridge: Advanced Micro Devices, Inc. [AMD] Rembrandt Data Fabric: Device 18h; Function 7
02:00.0 Non-Volatile memory controller: Kingston Technology Company, Inc. NV2 NVMe SSD [SM2267XT] (DRAM-less) (rev 03)
03:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8211/8411 PCI Express Gigabit Ethernet Controller (rev 15)
04:00.0 Network controller: Realtek Semiconductor Co., Ltd. RTL8852BE PCIe 802.11ax Wireless Network Controller
05:00.0 Non-Volatile memory controller: Micron Technology Inc 2400 NVMe SSD (DRAM-less) (rev 03)
36:00.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Rembrandt [Radeon 680M] (rev 0a)
36:00.1 Audio device: Advanced Micro Devices, Inc. [AMD/ATI] Radeon High Definition Audio Controller
36:00.2 Encryption controller: Advanced Micro Devices, Inc. [AMD] Family 19h PSP/CCP
36:00.3 USB controller: Advanced Micro Devices, Inc. [AMD] Rembrandt USB4 XHCI controller #3
36:00.4 USB controller: Advanced Micro Devices, Inc. [AMD] Rembrandt USB4 XHCI controller #4
36:00.5 Multimedia controller: Advanced Micro Devices, Inc. [AMD] Audio Coprocessor (rev 60)
36:00.6 Audio device: Advanced Micro Devices, Inc. [AMD] Ryzen HD Audio Controller
37:00.0 USB controller: Advanced Micro Devices, Inc. [AMD] Rembrandt USB4 XHCI controller #8
37:00.3 USB controller: Advanced Micro Devices, Inc. [AMD] Rembrandt USB4 XHCI controller #5
37:00.4 USB controller: Advanced Micro Devices, Inc. [AMD] Rembrandt USB4 XHCI controller #6
37:00.5 USB controller: Advanced Micro Devices, Inc. [AMD] Rembrandt USB4/Thunderbolt NHI controller #1
lspci | grep -i eth code;
03:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8211/8411 PCI Express Gigabit Ethernet Controller (rev 15)