Remember a strange speed test phenomenon

A school WIFI plan carries out network transformation. Change the upper-layer authentication equipment and export under the existing thousandM optical modem network.

Suddenly a speed test found. The speed of the original 1000M light cat should exceed 100M. As a result, no matter what the test is, it only looks like more than 50M. Change the configuration and various parameters. It is found that changing to a Unicom standard optical cat can be normal. But the light cats that use the mobile system are still there. Although there is a mobile standard optical modem that can achieve a bandwidth of more than 100M, it was later found that it could not achieve DHCP transparent transmission. Assign WIFI wireless signal address. It is also not available.

And after testing, the same light cat. Only change the configuration of the upstream port from the OLT. Uplink to another route, the measured speed is normal. There is a problem with the speed measurement when the uplink is connected to the newly added authentication device.

Finally possible. ROS limits the secondary routing causes

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Origin blog.51cto.com/zzzwqone/2674602