Built-in NSG outbound rule at priority 65001 that lets traffic reach the internet. A deny rule with a smaller priority number overrides it.
Read more: Microsoft Learn
In the Ultra Transcenders books
Each book explains AllowInternetOutBound in context, with comparison tables and the common traps.
Terms in this definition
- Default security rules
Built-in NSG rules at priorities 65000-65500: AllowVnetInBound, AllowAzureLoadBalancerInBound and DenyAllInBound, plus AllowVnetOutBound, AllowInternetOutBound and DenyAllOutBound. Removal is impossible; custom rules at 100-4096 take precedence.
- Priority
Routing method in Traffic Manager for active/passive failover: traffic goes to whichever healthy endpoint has the highest priority.
- Deny
An Azure Policy effect that stops any create or update request that would break the policy.