66
C
HAPTER
6: C
ONFIGURING
THE
AP U
SING
THE
ASCII I
NTERFACE
5
To save the RF Configuration information to all APs with the same WLAN Service
area, select
Save ALL APs [F2]
.
This option saves the configuration changes for the current AP, and sends two
WNMP messages to all other APs on the
Known APs
table to update their
configurations and reset them after the configuration has been modified. You can
execute this option only among the same hardware platforms and same firmware
versions.
6
Select
Cancel [ESC]
to disregard any changes made to this window and return to
the previous menu
.
Configuring PPP
To use a Point-to-Point (PPP) connection, choose the appropriate hardware
connection (direct or modem). Verify the enable status of the serial port) in the
System Configuration menu.
PPP Direct
PPP direct is a direct null-modem serial cable connection between an AP and
computer. To configure PPP direct, follow the procedure, below.
1
Select
Set Serial Port Configuration
from the Main Menu. The Serial Port
Configuration window will be generated.
2
Set the Port Use parameter to
UI
.
3
Verify that the Modem Connected parameter setting is
No
.
4
Set the Connect Mode parameter to
Answer.
Establishing a Connection
To establish the PPP port connection on the AP, do the following.
1
Select
Set System Configuration
from the Main Menu.
2
Set the PPP Interface to
OFF
.
3
Press the
space bar
or
left/right arrows
to change the value.
4
Press
Enter
to confirm the change.
PPP with Modems
The PPP interface provides a connection using modems over a telephone line.
Connect modems to the APs with null-modem (straight-through) serial cables.
Designate one AP as the Originating AP and the other AP as the Answering AP.
Configure the Originating AP with dial-out information to the answering AP. The
answering AP waits for the originating AP to dial in to it.
The AP supports modems that use the generic Hayes Smartmodem command
set. The AP uses Hayes commands and is capable of working with various
modems of 19200 baud or faster. 3Com does not support modems the company
has not qualified.
The following modems qualify to work with the AP:
■
Practical Peripherals PM288MT II V.34
■
Supra Fax Modem 288
■
USRobotics Sportster Modem 28.8
