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7 dns setup – Guralp Systems CMG-DCM User Manual

Page 96

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CMG-DCM Data Communications Module

The routes are specified as arguments to the standard Unix route

command. For example, if you wanted the DCM to route traffic to and

from IP addresses beginning 192.168.0. over the eth0 interface, you

would include the line

add -net 192.168.0.0 netmask 255.255.255.0 dev eth0

in the list.

For more information on the route command, please see its Linux

manual page.

6.7 DNS setup

The settings on the Configuration – DNS setup refer to the Domain

Name Service (DNS) used by the DCM, which translates numeric IP
addresses into names.

It is not essential that you set up DNS for the DCM to work, or to

update the software.

net.dns.domain : The name of the domain containing the module. For
example, a DCM at

myinst.bignet.org would have its domain set to

bignet.org.

The rest of the settings on this page determine how the DCM
determines the addresses of other hosts on the network from their host

names.

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