10: Device Ports
EMG™ Edge Management Gateway User Guide
214
Text Mode
PPP Mode
Dial-back Number
Users with
can dial into the EMG unit and enter their login and
password. Once the EMG unit authenticates them, the modem hangs up and
dials them back .
Select the phone number the modem dials back on: a fixed number or a
number associated with their login. If you select
Fixed Number
, enter the
number (in the format 2123456789).
The dial-back number is also used for CBCP client as the number for a user-
Dial-back Delay
For dial-back and CBCP Server, the number of seconds between the dial-in
and dial-out portions of the dialing sequence.
Dial-back Retries
For dial-back and CBCP Server, the number of times the EMG unit will retry the
dial-out portion of the dialing sequence if the first attempt to dial-out fails.
Timeout Logins
If you selected text mode, you can enable logins to time out after the
connection is inactive for a specified number of minutes. The default is
No
. This
setting only applies to text mode connections. PPP mode connections stay
connected until either side drops the connection. Disabled by default.
Negotiate IP Address
If the EMG and/or the serial device have dynamic IP addresses (e.g., IP
addresses assigned by a DHCP server), select
Yes
. This is the default.
If the EMG unit or the modem have fixed IP addresses, select
No
, and enter the
Local IP
(IP address of the internal modem) and
Remote IP
(IP address of the
modem).
Authentication
Enables
PAP
or
CHAP
authentication for modem logins.
PAP
is the default.
With
PAP
, users are authenticated by means of the Local Users and any of the
remote authentication methods that are enabled.
With
CHAP
, the
CHAP Handshake
fields authenticate the user.
CHAP Handshake
The
Host/User Name
(for UNIX systems) or
Secret/User Password
(for Windows systems) used for CHAP authentication.
May have up to 128 characters.
CHAP Auth Uses
For CHAP authentication, determines what is used to validate the
CHAP
host/
user sent by the remote peer: either the
CHAP Host
defined for the modem, or
any of the users in the
Local Users
list.
Enable NAT
Select to enable Network Address Translation (NAT) for dial-in and dial-out
PPP connections on a per modem (device port, USB port, or internal modem)
basis. Users dialing into the EMG unit access the network connected to Eth1
and/or Eth2.
Note:
IP forwarding must be enabled on the
for
NAT to work.
Dial-out Number
Phone number for dialing out to a remote system or serial device. May have up
to 20 characters. Any format is acceptable.
Remote/Dial-out Login
User ID for authentication when dialing out to a remote system, or if a remote
system requests authentication from the EMG module when it dials in. May
have up to 32 characters.
Summary of Contents for EMG 7500
Page 100: ...7 Networking EMG Edge Management Gateway User Guide 100 Figure 7 5 Network Wireless Settings ...
Page 353: ...15 Maintenance EMG Edge Management Gateway User Guide 353 Figure 15 12 About EMG ...
Page 474: ...EMG Edge Management Gateway User Guide 474 Figure E 3 EU Declaration of Conformity ...
Page 475: ...EMG Edge Management Gateway User Guide 475 Figure E 4 EU Declaration of Conformity continued ...