2.4. Additional Requirements
Red Hat Satellite has some additional considerations before installation. These additional requirements must be met before starting the Satellite installation.
Protect your Red Hat Satellite environment with a firewall by blocking all unnecessary and unused ports.
The following table provides a list of port requirements for Red Hat Satellite.
Table 2.1. Ports to open on the Red Hat Satellite Server
|67||TCP/UDP||Inbound||Open this port to configure the Red Hat Satellite as a DHCP server for systems requesting IP addresses.|
|69||TCP/UDP||Inbound||Open this port to configure Red Hat Satellite as a PXE server and allow installation and re-installation of PXE-boot enabled systems.|
|80||TCP||Outbound||Red Hat Satellite uses this port to reach Red Hat Network.|
|80||TCP||Inbound||Web UI and client requests come in via http.|
|443||TCP||Inbound||Web UI and client requests come in via https.|
|443||TCP||Outbound||Red Hat Satellite uses this port to reach Red Hat Network (unless running in a disconnected mode for Satellite).|
|4545||TCP||Inbound and Outbound|| Red Hat Satellite Monitoring makes connections to |
|5222||TCP||Inbound||This port pushes actions to client systems.|
|5269||TCP||Inbound and Outbound||This port pushes actions to Red Hat Proxy Server.|
|5432||TCP||Inbound and Outbound||This is a requirement for communication with a PostgreSQL database server if using an External Database or Managed Database.|
Open your firewall to the following hosts for access to Red Hat's Content Delivery Network (CDN):