Chapter 2. CPU Features & Specifications48 PACSystems* RX7i, RX3i and RSTi-EP CPU Reference Manual GFK-2222ADConfigure the NetworkEFA IP AddressesBy default, the Embedded Field Agent’s WAN interface is set to a static address of 172.31.0.100 with asubnet mask of 255.255.0.0.To change the WAN IP address1. Verify that the WAN Ethernet cable is connected to the IICS Cloud port / EFA Port. If a network proxyis needed to connect the field agent to the WAN, refer to the section Configure a Network Proxy.2. From the Web Console, navigate to the Technician Console, Network Configuration page.Figure 9: Technician Console, Network Configuration page3. Set the WAN interface settings appropriately for the Field Agent’s network. DHCP can be used fornetworks where a DHCP server is available, and a static IP address for networks where each deviceis manually assigned an address. Click the Save button to accept the changes.Note: The DNS servers can also be configured to be obtained automatically or specified statically.When using a static IP address, DNS servers must also be specified statically.