Service Filtering - Zoom Gateway/Router V3 User Manual

Once you've made your selections, click Save Changes and Write
Settings to Flash and Reboot.

Service Filtering

The Service Filtering feature lets you give certain users permission
to access the V3 from outside the network—that is, over the
Internet. If you enable one of the services listed on this page, the
V3's firewall will open up the appropriate port to allow the service
to work.
PING from External Network
FTP from External Network*
DNS from External Network
IKE from External Network
RIP from External Network
DHCP from External Network
Chapter 4: Using the V3's Advanced Firewall
Disabled by default. Enable it
to allow an external user to
ping your V3. This can be
useful if you need to
troubleshoot your unit.
Disabled by default. Enable it
to allow an external user to ftp
into your V3. Typically, you
would do this if you wanted
someone to check the V3's
configuration.
Disabled by default. Enable it
to allow your V3 to accept DNS
requests from an external
source.
Disabled by default. Enable it
to allow a VPN (virtual private
network) connection to your
network.
Disabled by default. Enable it
to allow your V3 to receive RIP
(Routing Information Protocol)
requests from an external
source. The Technical
Reference Manual contains
details about RIP; go to
www.zoom.com
Disabled by default. Enable it
to allow your V3 to receive
DHCP requests from an
external source.
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