Interphase Tech RAS Communications Controller 5536 User Manual

Page 147

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Chapter 8: Troubleshooting

5536 PRI RAS Communications Controller Users Guide

127

PSTN remote
station failed to
connect to the
RAS Server

If you do not know how to access the Remote Access
Setup dialog box or otherwise check the following
items, see

Index of Common Tasks on page 177

.

1. Make sure the remote subscriber is equipped with a

modem.

2. Make sure the correct speech-coding law for digital

modem channels is selected in the Digital Modem
Properties dialog box. (See

Setting Up Digital

Modem Port Properties on page 85

.)

3. Use the Windows NT Event Viewer to see if the

Remote Access Service is successfully initialized.

4. Make sure at least one digital modem RAS port is

allowed to accept incoming calls. (On the Remote
Access Setup dialog box, select a port and click
Configure.)

5. Use Remote Access Admin from Windows NT

Administrative Tools to see if incoming digital
modem RAS ports are active.

6. Make sure your system administrator has given the

remote user the right to connect.

7. Make sure the Interphase 5536 Call Manager

service is started. (From the Start menu, select
Settings
, Control Panel, and then double-click the
Services icon to display the services status.)

8. Make sure the protocol(s) used by the remote user

(IP, IPX/SPX, or NetBEUI) are configured in the
RAS server. (On the Remote Access Setup dialog
box, click Network.)

9. Use SynWatch to see if an ISDN connection

problem exists. See

Using the SynWatch Utility on

page 139

.

10.Use SynWatch to see if a PPP negotiation problem

exists. Check the remote user ID and password.

Problem

Possible Solution(s)

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