58
C
HAPTER
6: T
ROUBLESHOOTING
If the Gateway does not resume normal operation following the upload, it may be
faulty. Contact your supplier for advice.
Frequently Asked
Questions
How many computers on the LAN does the Cable/DSL Gateway support?
A maximum of 253 computers on the LAN are supported.
There are only 4 LAN ports on the Gateway. How are additional
computers connected?
You can expand the number of connections available on your LAN by using
hubs and switches connected to the Gateway. 3Com OfficeConnect hubs
and switches provide a simple, reliable means of expanding your network;
contact your supplier for more information, or visit
www.3com.com.
Does the Gateway support virtual private networks (VPNs)?
The Gateway supports VPN passthrough, which allows VPN clients on the
LAN to communicate with VPN hosts on the Internet. It is also possible to
set up VPN hosts on your LAN that clients elsewhere on the Internet can
connect to, but this is not a recommended configuration.
Where can I download software upgrades for the Gateway?
Upgrades to the Cable/DSL Gateway software are posted on the 3Com
support web site, accessible by visiting
www.3com.com
. Upgrades are also
available via FTP from
ftp.3com.com
.
What other online resources are there?
The 3Com Knowledgebase at
http://knowledgebase.3com.com
is a
database of technical information covering all 3Com products. It is updated
daily with information from 3Com technical support services, and it is
available 24 hours a day, 7 days a week.
Summary of Contents for OfficeConnect 3C855
Page 16: ...16 CHAPTER 2 HARDWARE INSTALLATION ...
Page 20: ...20 CHAPTER 3 SETTING UP YOUR COMPUTERS ...
Page 54: ...54 CHAPTER 5 GATEWAY CONFIGURATION ...
Page 64: ...64 APPENDIX B IP ADDRESSING ...
Page 70: ...70 APPENDIX E END USER SOFTWARE LICENCE AGREEMENT ...
Page 72: ...72 APPENDIX F ISP INFORMATION ...
Page 78: ...78 INDEX ...
Page 79: ......