Manuais de utilizador para McAfee firewall 2.1-getting started

índice analítico

• McAfee Firewall

  1
• Table of Contents

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• 1 Welcome to McAfee Firewall

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  • About McAfee Firewall

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    • Figure 11. McAfee Firewall main window

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  • How McAfee Firewall works

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  • About McAfee Firewall documentation

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    • McAfee Firewall online Help

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      • To launch McAfee Firewall help:

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        • 1. In the text box, type the first few letters of the word or phrase you are looking for.

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        • 2. Locate what you are looking for; then double-click the topic or click the Display button.

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        • 1. In the text box, type the first few letters of the word or phrase you are looking for. You can...

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        • 2. Once you have located what you are looking for in the display topic box, click the topic.

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  • Frequently Asked Questions

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    • How will McAfee Firewall help me?

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    • How is my PC at risk on the Internet?

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    • What other protection do I need?

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    • Are there any data packets that McAfee Firewall cannot stop?

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      • Inbound Data: No.

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      • Outbound Data: Yes and no.

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    • What network devices does McAfee Firewall support?

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    • What protocols can McAfee Firewall filter?

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    • How can I still be harassed, even with McAfee Firewall?

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      • Figure 12. Normal TCP Connection

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• 2 Installing McAfee Firewall

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  • System requirements

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  • About Winsock 2

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  • Installing McAfee Firewall

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    • To install McAfee Firewall

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      • 1. Close all open programs.

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      • 2. Insert the McAfee Firewall CD in the CD-ROM drive.

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      • 3. In the McAfee Firewall Setup screen, click Install McAfee Firewall.

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  • Troubleshooting installation problems

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    • Step 1: Clean up your hard drive

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      • 1. Click Start on the Windows taskbar, point to Programs, then Accessories, then System Tools, an...

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      • 2. In the ScanDisk window, select Standard and Automatically fix errors.

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      • 3. Click Advanced. In the Advanced Settings dialog box, make sure the following settings are sele...

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      • 4. Ignore the other options, and click OK. Click Start. ScanDisk begins scanning your drive for e...

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      • 5. When ScanDisk is finished, close ScanDisk.

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      • 6. Click Start on the Windows taskbar, point to Programs, then Accessories, then System Tools, an...

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      • 7. Click OK to start Disk Defragmenter. Depending on the speed of your computer and the size of y...

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      • 8. Close Disk Defragmenter when it has finished defragmenting your disk.

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    • Step 2: Remove temporary files

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      • 1. Double-click the My Computer icon on your desktop. The My Computer window opens. Double-click ...

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      • 2. Double-click the Windows folder.

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      • 3. In the Windows folder, double-click the Temp folder.

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      • 4. In the menu, click Edit, then click Select All. All of the items in your Temp folder are highl...

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      • 5. Press the Delete key on your keyboard to delete the files. If Windows asks about deleting file...

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      • 6. In the Windows taskbar, click Start, then click Shut Down.

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      • 7. Click Restart the computer, then click Yes in the Shut Down Windows dialog box to restart your...

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    • Step 3: Close other software

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      • 1. Hold down the Ctrl and Alt keys on your keyboard, and then press the Delete key once. The Clos...

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      • 2. Click End Task for every item on the list except Explorer.

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      • 3. Repeat steps 2 and 3 until you’ve closed everything except Explorer.

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      • 4. When you see only Explorer in the Close Program dialog box, click Cancel.

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• 3 McAfee Firewall Configurations

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  • Applications

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    • Control applications

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    • Default settings for applications

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  • Systems

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    • Control system

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      • Figure 31. System Settings

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      • Figure 32. Dial-Up Adapter [0000] Properties

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    • Default settings for System activity

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      • NetBIOS over TCP: Blocked

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      • Identification: Allowed

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      • ICMP: Blocked

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      • ARP: Allowed

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      • DHCP: Allowed if your system uses DHCP

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      • RIP: Blocked

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      • PPTP: Blocked

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      • Other Protocols: Blocked

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    • Password Protection

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  • Instructions for Administrators

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    • Configuring Network, Display and Logging Controls

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      • Network Control

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      • Display Control

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      • Logging Control

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    • Configuring Applications

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      • 1. Select the Settings menu item, and the Applications option on the popup menu.

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      • 2. Do not select "Trust all applications" unless you are very sure this is what you want. When se...

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      • 3. Close the Application Settings dialog box, choosing "OK".

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      • 4. Add applications you want to communicate to the "Trusted Applications" list by running the app...

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      • 5. Once you have run the applications you want to communicate, review the Trusted and Blocked App...

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      • 6. Select the application and click either Add, Remove, or Allow. Click the Trust all application...

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      • Figure 33. Application Settings dialog box

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        • 7. Choose "OK" to close the dialog box.

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        • 8. Choose File/Save Settings if you want to write this new configuration to disk immediately. Not...

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    • Configuring System Settings

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      • 1. List all the network segments that are connected to computers that are to be configured.

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      • 2. Decide what network traffic should be allowed on each network segment.

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      • 3. Select the Settings menu item, and the System option on the popup menu.

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      • 4. From the list of network devices, determine which device is connected to which network segment...

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      • 5. For each device:

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      • 6. Choose OK to close the System/Settings dialog box.

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    • Configuration after Adding/Removing Network Devices

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      • 1. Select the Settings menu item, and the System option on the popup menu.

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      • 2. For each network device:

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      • 3. Choose OK to close the System/Settings dialog box.

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    • Using Password Protection

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      • 1. Select the File menu item, and the "Password" option on the popup menu. This pops up another m...

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      • 2. Enter a secret password in the two places shown and choose OK.

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      • 3. Write the password down and store it in a safe place. There is no mechanism for retrieving the...

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• 4 Glossary

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• A Product Support

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  • How to Contact McAfee

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    • Customer service

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    • Technical support

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      • Support via the web

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      • Support forums and telephone contact

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        • Table A1.

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        • Table A1.

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    • McAfee training

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• Index

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  • A

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    • About McAfee Firewall 11

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    • Address 31

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    • Administrator 31

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    • Allow/Block (packets) 31

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    • ARP 24, 31

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    • Authentication 31

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  • B

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    • BO 31

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    • BRKill 31

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    • Broadcast (networks) 31

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    • Button 32

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  • C

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    • Configuration after Adding/Removing Network Devices 28

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    • Configurations 21

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    • Configuring Applications 26

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    • Configuring Network, Display and Logging Controls 25

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    • Configuring System Settings 27

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    • Connection 32

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    • Control applications 21

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    • Control system 22

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    • Cookies 32

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  • D

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    • datagram 32

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    • Default 32

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    • Default settings for applications 22

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    • DHCP 24, 32

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    • Dialog Box 32

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    • Dial-Up Adapter 23

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    • DNS 32

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  • E

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    • Email 33

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    • Ephemeral (port) 33

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    • Ethernet 33

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  • F

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    • Fileshare 33

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    • Filter (firewalls) 33

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    • finger 33

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    • Firewall 33

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    • Flood blocking a TCP connection 16

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    • FTP 33

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  • G

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    • GRE 33

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  • H

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    • Hacker 33

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    • How is my PC at risk on the Internet? 14

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    • How McAfee Firewall works 12

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    • HTTP 33

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    • HTTPS 34

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  • I

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    • ICMP 24, 34

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    • ICQ 34

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    • Identification 34

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    • Inbound Data 15

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    • inbound packet 34

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    • Installing McAfee Firewall 17

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    • Instructions for Administrators 25

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    • IP 34

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    • IPX 34

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    • IPX network 24

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    • ISDN 35

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    • ISP 35

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  • L

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    • Listening 35

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    • Local (address or port) 35

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    • Log File 35

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  • M

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    • McAfee Firewall filter 15

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    • Menu 35

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    • Message Box 35

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    • Modem 35

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  • N

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    • NetBEUI 35

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    • NetBIOS 35

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    • NetBIOS over TCP 24

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    • NetBus 36

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    • Netware-IP 36

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    • Network 36

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    • Network Device 36

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    • News (NNTP) 36

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    • Normal TCP Connection 16

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    • ntp 36

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  • O

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    • Operating System 36

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    • Outbound Data 15

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    • outbound packet 36

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  • P

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    • Packet 36

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    • Packet Filter 36

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    • Password 37

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    • Password Protection 25

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    • Phone Book 37

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    • ping 37

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    • POP2 37

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    • POP3 37

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    • PPP 37

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    • PPPoE 37

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    • PPTP 24, 37

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    • Printshare 37

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    • Protocol 37

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    • protocols 15

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  • R

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    • RARP 38

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    • RAS 38

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    • Remote (address or port) 38

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    • RIP 24, 38

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  • S

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    • Server-side nuking 16

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    • Service 38

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    • SLIP 38

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    • SMTP 38

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    • SNMP 38

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    • SPX 38

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    • System activity 24

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    • System requirements 17

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  • T

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    • TCP 38

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    • Telnet 38

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    • tftp 39

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    • Toggle 39

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    • trojan 39

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    • Tunnel 39

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  • U

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    • UDP 39

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    • Using Password Protection 28

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  • V

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    • Virus (software) 39

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    • VPN 39

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  • W

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    • WINS 40

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    • Winsock 40

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    • Winsock 2 17

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