6.5.2. Bi-directional sync

Administrators can configure an environment where two RHN Satellite servers act as masters of each other. For example, Satellite A and B can sync content from one another.
Bi-directional syncing

Figure 6.5. Bi-directional syncing

Both Satellites would need to share SSL certificates, then set the iss_parent option in the /etc/rhn/rhn.conf file of Satellite A to point to the hostname of Satellite B, and do the same for Satellite B to point to Satellite A as the iss_parent.