10 Gbit uplink can't reach 10 Gbit in practice
Bottleneck is often the client NIC, cable, or duplex, not the port.
Try this first
- 1Test with iperf between two 10G clients
- 2Check the cable (Cat6a or fiber) and length
- 3Confirm the NIC negotiates 10G
When to bring us in
We troubleshoot the whole path if it stays at 1G.
See also
- Wi-Fi drops randomly across the officeFirst rule out whether it is the access points or the internet connection itself. Different fix.
- One room or corner has no or bad Wi-FiNot always "add another AP"; often one is poorly positioned, or there is a metal wall in the way.
- Internet is suddenly slow for everyoneThree suspects: your provider, a colleague soaking the line, or a backup or update kicking in unexpectedly.
None of the above fits?
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