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Introduction
Enhanced Dial-in
Support
Dial-in Applications
Part No. 1-024-2301
Published October 1999
O
C
FFICE
ONNECT
R
N
ELEASE
V. 6.2.0 (ST)
This release note describes the following enhancements made to the
OfficeConnect ISDN LAN Modem as part of the latest firmware releases.
Enhanced Dial-in Support
Callback Feature
Upgrade Check Feature
Local DNS Table
LAN Modem Desktop Manager (Windows 95/98/NT)
Miscellaneous Enhancements
Previously, the LAN Modem provided limited dial-in capability, such as accessing a
remotely located LAN Modem for remote configuration or to check statistics. Now
Dial-in support has been enhanced to extend access to workstations or servers
located behind a remote LAN Modem.
The following dial-in scenarios are supported by the LAN Modem. If you would
like more detailed descriptions of these scenarios, refer to "Understanding the
Three Dial-in Scenarios" later in this release note.
Dial-In
Wizard
Profile Name Network Scenario
Single User
Terminal adapter calls into a LAN Modem.
Small office LAN
ISDN LAN M
OTE
5.3.0 (U)
AND
Public telephone
network
OfficeConnect
ISDN LAN Modem
ISDN BRI line
ODEM
3ComImpact IQ
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3
Com
PWR TEST D
B1
B2
SD
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DTR
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4
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2
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1
T X
B 2
L A
O L
N
D
B 1
O
P
K
O
W
E R
I S
T
E R
A L
Terminal adapter
(ISDN modem)
Telecommuter
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Related Manuals for 3Com OfficeConnect 3C891A
Summary of Contents for 3Com OfficeConnect 3C891A
- Page 1 V. 6.2.0 (ST) Introduction This release note describes the following enhancements made to the OfficeConnect ISDN LAN Modem as part of the latest firmware releases. Enhanced Dial-in Previously, the LAN Modem provided limited dial-in capability, such as accessing a Support remotely located LAN Modem for remote configuration or to check statistics.
- Page 2 Home office with multiple users Public telephone network OfficeConnect ISDN LAN Modem Small office LAN Public telephone SUPER CONSOLE BRI ISDN U STACK Remote Access System 1500 3Com STACKNET network Power Status Reset SLOT 1 SLOT 2 Router (other than LAN Modem) 3Com CONSOLE...
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Page 3: Configuring Dial-In
Configuring Dial-In There are three main steps for configuring dial-in support. 1 Change remote administration password 2 Create dial-in user profile on server or central site 3 Create service provider profile on client or remote site Before you Begin Before you begin configuration, please note the following: Changing the Remote Previously, when dialing into a LAN Modem to configure it remotely or check Administration... - Page 4 ISDN LAN M FFICE ONNECT ODEM Configuring the Configuring the server LAN Modem for Dial-in support requires two main steps: Server LAN Modem Configuring global dial-in parameters Dial-in Global parameters allow you to allocate B channel resources and set dial-in authentication preferences to be used for all dial-in users.
- Page 5 2 Click Dial-in Global . Figure 2 Dial-In Global Parameters Screen 3 In the Channels allocated for Dial-in field, select 1 to limit available dial-in channels to one (the default). Choose 2 to allow either a single-user Multilink PPP dial-in, or to allow two different dial-in users simultaneous access.
- Page 6 ISDN LAN M FFICE ONNECT ODEM 7 In the PPP Authentication field, choose the type of PPP authentication you want the LAN Modem to use when negotiating dial-in access. By default, PAP, CHAP and MS-CHAP are enabled. This means that if the client side can do any of the three, authentication will be successful.
- Page 7 Configuring the Server LAN Modem Figure 3 Dial-In Wizard Profile Type Selection Page...
- Page 8 ISDN LAN M FFICE ONNECT ODEM 3 Select Single User and then click Next. The Username and Password page appears, as shown in Figure 4. Figure 4 Dial-In WIzard Password Screen 4 Enter a unique name and password to identify and verify this dial-in user when dialing into this LAN Modem.
- Page 9 5 Click Next. 6 Specify the site name you would like to designate for this dial-in user’s LAN Modem, A, B or C. Note that this site name must be different from the site name designated in this LAN Modem’s Dial-In Global Parameters, in order to distinguish between the two networks.
- Page 10 ISDN LAN M FFICE ONNECT ODEM Configuring the Client If a LAN Modem is the device at the client site, you must create a service provider Site for a LAN Modem profile on the client LAN Modem in order to dial into the remote LAN Modem. You then use this service provider to place automatic or manual calls to the server LAN Modem as needed.
- Page 11 8 Specify Bandwidth Allocation. 9 Under Private Network Parameters, specify your private network parameters. Private Network IP Address: Enter the IP address of the server LAN Modem. For instance, if the server LAN Modem has been designated as Site A, or is set to its default IP address, enter 192.168.1.1.
- Page 12 ISDN LAN M FFICE ONNECT ODEM 18 In the Default Workstation for Incoming Packets field, specify the workstation to which all unsolicited TCP/UDP packets should be delivered. Note that if the Enable Intelligent NAT field is set to Yes, the ISDN LAN Modem first attempts to deliver the unsolicited TCP/UDP packets to the workstation that is currently communicating with the remote host that has generated these packets.
- Page 13 Understanding the Before you can use the Dial-in Wizard to set up the LAN Modem for dial-in access, Three Dial-in you should understand the three dial-in scenarios available for each of your ten Scenarios authorized dial-in users. The scenarios are as follows. Single User Dial-in Single User Dial-in describes a scenario where a client workstation dials into a LAN Modem via a single ISDN terminal adapter (or another LAN Modem, see...
- Page 14 ISDN LAN M V. 6.2.0 (ST) 5.3.0 (U) FFICE ONNECT ODEM ELEASE Choose Single-User Dial-in when your dial-in user will access a server LAN Modem via a single ISDN terminal adapter, or via a LAN Modem that will share one IP address for all attached workstations.
- Page 15 Once you have chosen a dial-in scenario that best fits your dial-in criteria, you are ready to create a dial-in user profile. Refer to “Create a Dial-In User Profile Using the Dial-In Wizard” or “Configuring Dial-in User Parameters” to manually create or further define Dial-in users.
- Page 16 ISDN LAN M FFICE ONNECT ODEM Figure 9 Dial-in Users Parameters Screen 3 In the Name field, enter a unique name to designate this dial-in user. This value should correspond with the username configured on the client. 4 In the Password field, enter a password to verify access when this user dials into the LAN Modem.
- Page 17 6 In the Idle Timer field, enter the length of inactivity before the LAN Modem drops the incoming call. By default this value is 900 seconds (15 minutes). 7 In the ISP Selection field, select the service provider that this dial-in user can access when dialing into the LAN Modem.
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Page 18: Callback Feature
Once connected, you can use all LAN resources available on the server end of the connection. For further information, visit the LAN Modem’s Internet Homepage at http://www.remoteaccess.3com.com/support/docs/lanmodem. Callback Feature In addition to the callback capability for dial-in calls to the LAN Modem, the LAN Modem now supports callback functionality for outgoing calls to a service provider that supports callback. - Page 19 Upgrade Check feature. To check for new firmware updates, do the following. 1 Access the LAN Modem main page by entering http://3com.oc.lanmodem in the location bar of your Web browser. 2 Click the Advanced button located in the left frame.
- Page 20 LAN Modem Internet homepage, and is also included 95/98/NT) on the latest 3Com Companion Programs CD ROM. Once installed, the application resides in the Windows 95/98/NT Tool Tray. The LAN Modem Desktop Manager provides direct access to LAN Modem call functionality without requiring the use of a Web browser.
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Page 21: Miscellaneous Enhancements
Miscellaneous The latest LAN Modem firmware incorporates the following enhancements, Enhancements changes, and fixes. Abort Call Functionality ISDN data calls can now be aborted in progress via the Manual Call Control page. Access the Manual Call Control page by clicking Manual Calling from the LAN Modem main page. - Page 22 ISDN LAN M FFICE ONNECT ODEM The Enable NetBIOS Filtering field is located on the LAN (Ethernet) Parameters page, which may be accessed by clicking on the LAN Modem icon from the LAN Modem’s main configuration page. V. 6.2.0 (ST) 5.3.0 (U) ELEASE Block Call Initiation: This option will prevent NetBIOS calls from initiating...
- Page 23 Copyright © 1999, 3Com Corporation. All rights reserved. Unless otherwise indicated, 3Com registered trademarks are registered in the United States and may or may not be registered in other countries. 3Com, the 3Com logo, and OfficeConnect, are registered trademarks of 3Com Corporation.
- Page 24 ISDN LAN M V. 6.2.0 (ST) 5.3.0 (U) FFICE ONNECT ODEM ELEASE...
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