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Frequently Asked Questions

Should I use a firewall if I have more than one computer in a home or small-office network?

Firewall: FAQ
Yes. If you have more than one computer in a home or small-office network, you should protect every computer in the network. Turning on Windows Firewall or another firewall on every connection will help prevent the spread of a virus from one computer to another in your network if one of your computers becomes infected. However, if you open an infected e-mail attachment, the firewall won't block it and it can infect your computer. You should install an antivirus program as well.
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I use Internet Connection Sharing in my home network—which computers must have a firewall?

Firewall: FAQ
All computers in your home network should be protected by a firewall. A firewall helps to prevent the spread of viruses or worms across your network if they infect one computer. A computer on the network could also become infected through a separate Internet connection, such as a laptop that is used on your home network and on public networks. Or, a virus could be introduced to a computer on your network through software installed from a CD or floppy disk.
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Should I turn on Windows Firewall on all computers on my home network?

Firewall: FAQ
Yes. If you have multiple network connections on any of your computers, you should turn on the firewall for each connection. If you're running Windows XP SP2, Windows Firewall is turned on automatically and it should not interfere with common tasks like file and print sharing. If you're not running Windows XP Service Pack 2, Internet Connection Firewall can interfere with file and print sharing and prevent your computer from finding other network devices.
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There is a firewall in my office network. Will I be able to register?

Starhub - Shop
If your company has a firewall installed, you may not be able to have your credit card transaction approved. If this is so, you would have to register from a terminal which does not have a firewall.
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Can I use Command!™ for my small home office?

Custom Speech USA - FAQs - We teach computers how to listen
Command!™ can be used on a single PC or multiple computers linked by a local area network or across the network. It provides a solution for the small office or international enterprise.
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Can I use Air-Band in my home or office if I use a Wireless Network there?

AirBand - Wireless Broadband Internet Access
Yes, although Air-Band uses the 2.4 GHZ frequency band. Our equipment uses a frequency hopping system which means that data is sent by a different frequency every 50th of a second. If the signal finds a frequency that is being used by another device (e.g. your wireless network) it will simply 'hop' to another unused frequency. The equipments 'intelligence' means it will soon 'learn' which frequencies are occupied by your own network devices and will know not to try to use them.
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Will a firewall protect my wireless network?

Firewall: FAQ
A firewall will help protect a computer on a wireless network, but will not restrict access to the network itself. You should configure your wireless network to use a network key using either Wi-Fi Protected Access (WPA) or wired equivalent privacy (WEP). For more information, see How to keep others from hijacking your home wireless network or consult the manual for your wireless networking devices.
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What software would I use on my home PC to connect to my office network using the VPN?

Primus Canada - For Your Business
Most VPN client software is either provided by the VPN vendor or integrated in the operating system (OS). For example, Microsoft's Windows operating system has built in support for the PPTP, IPsec, and L2TP VPN protocols. IPsec is an industry-wide standard suite of protocols and algorithms that allows for secure data transmission over an IP-based network and it functions on the Network Layer of the OSI model.
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Do you provide a Firewall with EarthLink Small Office DSL?

EarthLink® Business High Speed - Small Office DSL - Freq...
The Small Office DSL Router uses Network Address Translation (NAT) for routing purposes. This acts as a firewall in that it provides basic protection from some of the most common incoming attacks. NAT makes the machines on the local network behind the router more secure because the client computers on the local network use IP addresses that are reserved for use on internal networks only.
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Can I set up multiple computers on my home network and still use VPN from off-campus?

VPN-FAQ
Yes. To set up multiple computers to connect through your broadband provider from off-campus requires a router. However, some routers are incompatible with our VPN software. The current version of Cisco's VPN software available from this web site supports Apple's Airport Basestation and Basestation Extreme. Please contact your computer support liaison at Haverford for additional information and suggestions.
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Can I use VPN from a home network?

VPN Frequently Asked Questions (FAQ)-The Library-University ...
VPN may be used via a number of home routers (such as Linksys, Netgear and Apple Airport Base Station [except the Graphite model]). While other devices may work with VPN, these are the only brands we know have been tested.
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What settings should I use with my network Firewall?

RCTC Online Frequently Asked Questions
Some students who have Cable Modem service or use a network have indicated problems accessing the Desire2Learn Log In page or class sites. In most cases, the problem was traced to the default settings as High Security. Because Firewalls monitor risky connections, you may need to reset the overall settings to Medium-High or Medium. Make sure that you are not blocking all ports, and if problems persist, power down the firewall and restart your system.
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Can I use HotOffice on an existing network with a firewall?

Thruport HotOffice
Yes, but a proxy server or firewall that has not been reconfigured can limit some HotOffice functionality, such as web-based installation, document publishing, and email attachments. Since a proxy server or firewall is designed to block outside access to a network, including access to your HotOffice, your company's system administrator must grant HotOffice access through its firewall by opening the passageway.
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Can I download and use RelationshipSecure if I am behind a network firewall?

Relationship Secure > Frequently Asked Questions
Yes, as long as the firewall allows normal http and SSL (secure sockets layer) connections. RelationshipSecure uses regular "http" and "https" requests to set up mailings and transmit faxes via the Internet. The 407 error is generally associated with using a proxy server. Check with your network administrator about the settings of your proxy server. Your administrator may need to change the settings for www.relationshipsecure.com so .exe files can be downloaded.
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I have a small network set up at home. Will there be conflicts?

Virtual Private Network (VPN)
ITG has thoroughly tested the VPN Client with many Security/Personal Firewall software suites, in many environments before deployment. You may need to add your home network's IP addresses to the list of trusted networks to avoid blocking traffic to and from the computer used for VPN access. General instructions on how to perform this task can be found in the VPN user manual. This documents is available on the downloads page.
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Do you offer any solution for Small or Home office?

AVG Anti-Virus and Internet Security - FAQ
AVG Internet Security - this product includes anti-virus, firewall, anti-spyware and anti-spam protection. AVG Anti-Virus for Linux/FreeBSD - protection against viruses, worms and trojans for Linux and FreeBSD workstations.
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I have Windows XP. Can I use a firewall other than the built-in firewall?

Firewall: FAQ
Yes. Windows XP users who want different features in a firewall may use a hardware firewall or a software firewall from another company. For special offers on antivirus and firewall packages, visit our Security software: Downloads and trials page. No. Running multiple software firewalls is unnecessary for typical home computers, home networking, and small-business networking scenarios.
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Should I use the Internet Connection Firewall on a computer that is also behind a hardware firewall?

Firewall: FAQ
Yes. You should turn on the Windows XP Internet Connection Firewall for all computers in your home network. This helps prevent the spread of viruses or worms across your network if a computer is infected. A computer on the network could become infected through a separate Internet connection, such as one on a laptop that is used on your home network and on public networks. Or a virus could be introduced to a computer on your network by way of e-mail or software installed from a CD or floppy disk.
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Will you handle other computers on my home or office network?

Computer Service of Connecticut
Yes, and I often do. You get a break in pricing with more than one computer because I can run part of the service in parallel. Sign up for a FREE REPORT Three Steps to a Clean PC. It'll show you short, simple steps you can take to keep your computer secure and free running. One more way to keep you updated - Sign up for the FREE Forum at Computer-quickfix.com.
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Can I set up a wireless network at home (or in my office)?

Sierra Advantage Wireless Broadband -- 1-877-EDC-WISP / FAQ'...
Yes, it is possible to have wireless connectivity at your home or office, but specific equipment is required. We recommend that you consult our technical support staff before buying any wireless equipment.
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How do I connect to my office network via VPN from home?

Business Server Appliance | Internet Security | Remote Worki...
You can use the PPTP VPN client that is built into Windows. For details on how to configure this. Click here. Providing the third party appliance supports IPSec VPN there shouldn't be any problems. If you need to know for sure, please contact us.
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a home user, what firewall should I use?

AT&T Northeast (SNET) DSL FAQ - dslreports.com
The type of firewall really depends on how much security you want. For more information check out this thread.
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Can I use ssh to communicate across a firewall?

The Secure Shell (SSH) FAQ - Frequently Asked Questions
Yes; you can use TCP forwarding for that, by using its secure TCP forwarding features. You can also tunnel through another open port through the firewall (I'm sure all those system admins love me now :-) by running a daemon on the remote side on a port that's allowed through a firewall, like SSL (port 443).
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Can I use ssh across a Socks firewall?

The Secure Shell (SSH) FAQ - Frequently Asked Questions
Socks 4 and 5 support should work in 1.2.16 or later. Socks support in version 2.0.11 and later should work.
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Can I use DIRECWAY to run a small network?

Light Speed Power, Inc. - High Speed Internet Service, ISP, ...
Yes, you can connect multiple home computers and laptops to a single DIRECWAY Internet connection. Home networking equipment may be required and is not included with your DIRECWAY system. For network setup, support, and configuration, contact your network hardware manufacturer and/or operating system software developer (HUGHES is not responsible for home network configuration or management). Please understand that all computers on this network will be sharing a single connection.
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Can I use HughesNet to run a small network?

Frequently Asked Questions FAQ about HughesNet Satellite Int...
Yes, you can connect multiple computers and laptops to a single HughesNet Internet connection. Additional networking equipment, not included in your HughesNet system, may be required. For network setup, support, and configuration contact your network hardware manufacturer and/or operating system software developer.HNetDirect, Inc and HughesNet are not responsible for network configuration or management. Please understand that all computers on this network will be sharing a single connection.
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Bob Amrine: Professional satellite internet service for Mexi...
Yes, you can connect multiple home computers and laptops to a single HughesNet® Internet connection. Home networking equipment may be required and is not included with your HughesNet system. For network setup, support, and configuration, contact your network hardware manufacturer and/or operating system software developer (HUGHES® is not responsible for home network configuration or management). Please understand that all computers on this network will be sharing a single connection.
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HughesNet - FAQ
Yes, you can connect multiple computers and laptops to a single HughesNet Internet connection. Additional networking equipment, not included in your HughesNet system, may be required. HughesNet Small Office is optimized to accommodate up to 5 concurrent users, while HughesNet Business Internet is optimized for up to 10 concurrent users. For network setup, support, and configuration contact your network hardware manufacturer and/or operating system software developer.
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