ioPAC 8020 Rugged Remote I/O
Using the Built-in Web Console
4-5
To allow access to a specific IP address
Enter the IP address in the corresponding field; enter 255.255.255.255 for the netmask.
To allow access to hosts on a specific subnet
For both the IP address and netmask, use 0 for the last digit (e.g., 192.168.1.0 and 255.255.255.0).
To allow unrestricted access
Deselect the Enable the accessible IP list option.
Refer to the following table for additional configuration examples.
Allowed Hosts
IP address/Netmask
Any host
Disable
192.168.1.120
192.168.1.120 / 255.255.255.255
192.168.1.1 to 192.168.1.254
192.168.1.0 / 255.255.255.0
192.168.0.1 to 192.168.255.254
192.168.0.0 / 255.255.0.0
192.168.1.1 to 192.168.1.126
192.168.1.0 / 255.255.255.128
192.168.1.129 to 192.168.1.254
192.168.1.128 / 255.255.255.128
SNMP Agent
On the SNMP Agent page, you may enable SNMP and set the read and write community strings. The ioPAC 8020
provides SNMP v1/v2c/v3 (Simple Network Management Protocol) to allow monitoring of network and I/O
devices with SNMP Network Management software.
Network Connection
On the Network Connection page, you may view the TCP connections from other hosts. This may assist you in
the management of your devices.