Digi TransPort WR31 User Manual page 229

Configure network interfaces
Enable DNS inbound blocking
Enables or disables blocking DNS requests on the GRE tunnel, to prevent the tunnel from
responding to DNS requests over this interface.
Enable IP analysis:
When set to on, the un-encapsulated IP traffic is captured into the analyser trace.
Enable Tunnel analysis:
When set to on, the GRE encapsulated packets and keepalives is captured to the analyser trace.
Related CLI commands
Entity Instance Parameter
tun n metric
tun n MTU
tun n tunkey
tun n Firewall
tun n csum
tun n block_dns
tun n igmp
tun n ipanon
tun n tunanon
Note RIP Routing Parameters-CLI only: Under the CLI commands for GRE Tunnels are
parameters specifically relating to RIP. Please see the
parameters
Digi TransPort WR Routers User Guide
Values
Numeric Metric value
MTU value
Key number
on,off
on,off
on,off
on, off
on, off
on, off
section on RIP routing for configuration of these sub parameters.
Configure GRE interfaces
Equivalent web parameter
Metric for the route associated with this
interface
Maximum transmission unit size
Key number
Turn firewall on or off
Enable GRE checksums
Enable DNS inbound blocking
Enable IGMP packets
Enable IP analysis for traffic on this interface
Enable GRE tunnel analysis
Interfaces > Ethernet / PPP / GRE
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