All STAs Associated with an AP Cannot Obtain IP Addresses Automatically in DHCP Mode
Fault Symptom
All STAs associated with an AP cannot obtain IP addresses automatically in DHCP mode.
Procedure
- Check whether the undo dhcp trust port command is configured.
Error-prone configuration: The undo dhcp trust port command is configured in the AP wired port profile, causing STAs' failures to obtain IP addresses.
[AC6605-wlan-view] wired-port-profile name p1 [AC6605-wlan-wired-port-p1] undo dhcp trust port
Suggestion: Configure the dhcp trust port command.
- Check whether VLANs are created and added to the allowed list on intermediate networks.
- Direct forwarding
- Check whether service VLANs are created on the AC and intermediate devices.
- Check whether VLANs are in the allowed list of the AC and intermediate devices.
- Tunnel forwarding
Check whether service VLANs are created and added to the allowed list on the AC.
Error-prone configuration: Service VLANs are not created or not added to the allowed list on the AC, causing disconnection of intermediate networks.
Suggestion: Create service VLANs and add them to the allowed list on the AC.
- Direct forwarding