Configuring security Firewall
Digi TransPort® Routers User Guide
763
Other stateful inspection options
Expire entry after n consecutive packets in one direction
The maximum number of consecutive packets that should pass in one direction before the
corresponding rule entry is expired.
Count missed UDP echo packets as dropped
Causes the firewall to increment the dropped packet count for each failed echo request in the
situation where UDP echo is active on an interface that becomes disconnected.
Command line
Entity Instance Parameter Values Equivalent web parameter
fwall 0 opening 0-4294967296 TCP Opening s seconds
fwall 0 open 0-4294967296 TCP Open s seconds
fwall 0 closing 0-4294967296 TCP Closing s seconds
fwall 0 closed 0-4294967296 TCP Closed s seconds
fwall 0 udp 0-4294967296 UDP s seconds
fwall 0 icmp 0-4294967296 ICMP s seconds
fwall 0 other 0-4294967296 Other protocols s seconds
fwall 0 maxuni 0-2147483647 Expire entry after n consecutive
packets in one direction
fwall 0 cntmissedecho off, on
Default off
Count missed UDP echo packets
as dropped
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