Configuring ppp dial on demand – Perle Systems IOLAN SCS User Manual

Page 325

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325

Configuring PPP Dial On Demand

Configuring PPP Dial On Demand

The IOLAN can be configured to access remote networks via modems connected to the serial
interface of the IOLAN. By configuring the IOLAN for the

Remote Access (PPP)

profile, data that

is destined for the remote network will initiate a modem connection to the remote network to route
the data to its appropriate destination.

If you want to configure a serial port to use PPP dial on demand, do the following:

1.

Create an entry for the modem and its initialization string (

Serial

,

Advanced

,

Modems

tab).

2.

Set the serial port to

Remote Access (PPP)

.

3.

In

Remote Access (PPP)

, select the

Advanced

tab. Enable the

Connect

option and select

Dial

Out

. Set the

Modem

parameter to the modem you just added. Enter the

Phone

number that the

modem will be calling.

4.

Still on the

Advanced

tab, set the

Idle Timeout

parameter to a value that is not zero (setting this

value to zero creates a permanent connection).

5.

On the

General

tab, enter one of the following:

z

A

Local

and/or

Remote

IPv4 Address

z

A

Local

and/or

Remote IPv6 Interface Identifier

Note that this IP address or interface identifier should be on its own unique network; that is, not
part of the local or remote networks.

In this example, the local network has an IPv4 address of 172.16.0.0/16 and the remote network
has an IPv4 address of 204.16.0.0/16, so we arbitrarily assigned the PPP

IPv4 Local IP Address

as

195.16.20.23

and the PPP

IPv4 Remote IP Address

as

195.16.20.24

.

IOLAN

pe

rl

e

Network

Local Host

Network

Remote Host

204.16.25.72

172.16.0.0

204.16.0.0

pe
rl

e

PPP Local IP Addr: 195.16.20.23

PPP Remote IP Addr: 195.16.20.24

Example shows IOLAN

configuration

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