This diagram of the Auto Service Request network shows the following:
The administrative network has links to the Ethernet switch, and to ASR Manager using ports 162 and 6481.
The client access network has a link to ASR Manager using port 443. It also connects to the Internet at the firewall.
The Internet connects to the Oracle ASR infrastructure at http://transport.oracle.com.
The Ethernet switch has two connections over the administrative network to each Oracle Big Data Appliance server for eth0 and ILOM.
The Ethernet switch also has a connection to each InfiniBand Gateway Switch for ILOM.