Digi Connect IT 4 User Manual page 248

Serial port
Repeat this step to list additional interfaces.
To limit access based on firewall zones:
n
(config)> add serial port1 udp acl zone end value
(config)>
Where value is a firewall zone defined on your device, or the any keyword.
Repeat this step to include additional firewall zones.
16. Configure serial port logging:
a. Enable serial port logging:
(config)>serial port1 logging enable true
(config)>
b. Set the file name:
(config)>serial port1 logging filename string
(config)>
c. Set the maximum allowed log size for the serial port log when starting the log:
(config)>serial port1 logging size value
(config)>
where value is the size of the log file in bytes. The default is 65536.
Digi Connect IT® 4 User Guide
(config)>
Display a list of available firewall zones:
Type ... firewall zone ? at the config prompt:
(config)> ... firewall zone ?
Zones: A list of groups of network interfaces that can be
referred to by packet
filtering rules and access control lists.
Additional Configuration
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any
dynamic_routes
edge
external
internal
ipsec
loopback
setup
(config)>
Configure UDP serial mode
248