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Frequently Asked Questions
Q: I have major errors logging on my EX4200 Juniper Switch, does replacement require downtime?
A: The Juniper EX4200 Switch has a hot-swappable fan tray, you can remove and install a replacement without downtime.
Q: What is Client/Server Networking?
A: The term client/server refers to a model utilizing networked client and server computers and application software. Web, FTP, email, DNS and many other database applications are client-server systems.
Q: What is Peer-to-Peer Networking?
A: Peer to peer networks share responsibility for processing data among all of the connected devices. Peer-to-peer networking (also known simply as peer networking) differs from client-server networking in several respects.
Q: What is Virtual Private Network (VPN)?
A: VPN, also called IP tunneling, is a secure method of accessing USC computer resources. While connected to the Internet, it allows you to connect to USC and get a USC IP address using your USC username and password.
Q: What is "IANA" anyway?
A: It stands for "Internet Assigned Numbers Authority" (or sometimes, "Internet Assigned Names and Numbers Authority"). Its job is to maintain lists of predefined numbers and names that have to be agreed by everyone for the Internet to work. The numerical network addresses of the DNS root servers are just one type of predefined number among many.
Q: What is a firewall?
A: A firewall is a piece of software or hardware that helps screen out hackers, viruses, and worms that try to reach your computer over the Internet. If you are a home user or small-business user, using a firewall is the most effective and important first step you can take to help protect your computer.
Q: Will a firewall protect my wireless network?
A: 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, consult the manual for your wireless networking devices.
Q: How do I redirect employees to securely access mySpace, Facebook or other social networking sites?
A: You can use security devices such as the Juniper SSG-350 Policy Profile to protect employees and your networking through social networking activity.
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