Why we get lots log say:The tunnel [SA_XXX_XX] dns update is failed in Nebula
Zyxel_Kevin
Posts: 916 
Zyxel Employee
Zyxel Employee
Question:
Why we get lots log say:The tunnel [SA_XXX_XX] dns update is failed in Nebula
Answer:
This error often occurs because there is unused WAN interface is attempting to initiate the VPN session, but it is down.
To resolve this issue, please remove unused WAN from the secondary interface at Nebula VPN page. This action should stop the error messages.
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