PC1 is able to communicate with its default gateway, but is unable to communicate with PC2 or PC3. Determine what is preventing communication between these PCs.
 

Since this network has been configured by an old school administrator, interfaces have been added to OSPF with network statements rather than via interface configuration. Should any fixes be required, you can do these with either network statements or interface configuration.
 

Describe the steps you took to identify and resolve the problem. Include any IOS commands used to diagnose and resolve the issue in your response.

 

2960 24TT PC-PT PC2 2621XM R2 2960 24TT 2621XM R1 2621XM R3 PC-PT PC1 2960 24TT S3 PC-PT PC3