Routing
Calculated locally
Administrative Distance Reference
Search and compare common routing source administrative distances with vendor-default cautions.
Learn before you deploy
Reference PacketToolbox learning content related to this workflow.
Tool input
Use the fields below and run the calculation or generation locally.
Results
Review output and validation notes before production use.
How it works
Filter the built-in table and compare two route sources by their AD values.
All processing runs in-browser with no external API dependency.
Practical example
Example: eBGP (20) is preferred over OSPF (110) by Cisco defaults.
Related tools
Use these together for complete design and troubleshooting workflows.
- IPv4 Subnet Calculator for subnet boundary and wildcard checks.
- VLSM Planner for hierarchical IPv4 allocation.
- Route Summarization Calculator for clean route advertisement planning.
- Cisco ACL Builder for policy-generation workflows.