Chapter 5:
Firewall, Failover and Out of Band
96
Console Server & RIM Gateway User Manual
5.2.5
Set up Linux clients
The online tutorial http://www.yolinux.com/TUTORIALS/LinuxTutorialPPP.html presents a selection of methods for
establishing a dial up PPP connection:
-
Command line PPP and manual configuration (which works with any Linux distribution)
-
configuration tool (for Red Hat compatible distributions). This configures the scripts
ifup/ifdown
to start and stop a PPP connection
-
Using the Gnome control panel configuration tool -
-
WVDIAL and the Redhat "Dialup configuration tool"
-
GUI dial program X-isp. Download/Installation/Configuration
Note
For all PPP clients:
Set the PPP link up with TCP/IP as the only protocol enabled
Specify that the Server will assign IP address and do DNS
Do not set up the
console server
PPP link as the default for Internet connection
5.3
Dial-Out Access
The internal or externally attached modem on the
console server
can be set up either
- in
Failover mode
where a dial-out connection is only established in event of a
ping
failure, or
- with the dial-out connection is always on
In both of the above cases in the event of a disruption in the dial-out connection, the console server will endeavor to re-
establish the connection.
5.3.1
Always-on dial-out
With V3.4 firmware (and later) the
console server
modem can be configured for out-dial to be always on, with a
permanent external dial-up ppp connection.
Select the
System: Dial
menu option and check
Enable Dial-Out
to allow outgoing modem communications
Select the
Baud Rate
an
d Flow Control
that will communicate with the modem
In the
Dial-Out Settings - Always On Out-of-Band
field e
nter the access details for the remote PPP server to
be called
Override DNS
is available for PPP Devices such as modems. Override DNS allows the use of alternate DNS servers
from those provided by your ISP. For example, an alternative DNS may be required for OpenDNS used for content
filtering.
To enable
Override DNS
, check the Override returned DNS Servers box. Enter the IP of the DNS servers into
the spaces provided.
Содержание ACM5000
Страница 3: ......
Страница 10: ...Table of Contents 10 Console Server RIM Gateway User Manual...
Страница 11: ......
Страница 94: ...Chapter 5 Firewall Failover and Out of Band 94 Console Server RIM Gateway User Manual...
Страница 119: ......
Страница 149: ......
Страница 191: ......
Страница 205: ......
Страница 225: ......
Страница 303: ......
Страница 313: ......
Страница 323: ......