OSPF - Filtering with Summarization (the not-advertise keyword)

Operating Environment

OS: Windows 11
VM: VMware® Workstation
Software：CML 2.7.2
Hardware：N/A

Network Topology

Inter-Area Summarization Confirmnation

R3

Configuration of filtering using the summary function

R2

For summary commands with the cost keyword, executing them with no in front only removes the cost setting.

R3

Summarized routes still exist.

R2

Use the not-advertise keywordto filter routes. The advertise keyword is required to delete a summary command.

R3

172.16.2.0/24 is filtered.