Web Gateway 7.1.5 Product Guide - McAfee

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3 Proxies and caching Network modes Set up a scanning node To configure an appliance as a scanning node in transparent router mode, you need to enable this mode and configure at least one network interface for outbound web traffic. The scanning role is configured by assigning the node 0 as its priority value. Complete the following procedure to set up a scanning node: 1 Go to Configuration | Appliances. 2 On the appliances tree, go to the appliance you want to set up as a scanning node and select Network. 3 Configure network interfaces as is suitable for your network. You need at least one interface for outbound web traffic. 4 Click Save Changes. You are logged out and logged on to the appliance again. 5 Go to Configuration | Appliances. 6 On the appliances tree, go to the appliance you want to set up as a scanning node and select Proxies (HTTP(S), FTP, ICAP, and IM). 7 Under Network Setup, select Transparent Router. Note: After selecting this mode, specific Transparent Router settings appear below the Network Setup settings. 8 Set Director priority to 0. 9 Configure the same HTTP and FTP proxy ports and port redirects as for the director node. 10 Configure also IP spoofing in the same way as for the director node. 11 Click Save Changes. 52 McAfee Web Gateway 7.1.5 Product Guide
Common proxy settings Proxies and caching Common proxy settings 3 You can configure settings for the proxy functions of the appliance and use them in all network modes. This section describes these settings and the procedure for configuring them. Configure common proxy settings This section tells you how configure the proxy settings of the appliance that are common to all network modes. 1 Go to Configuration | Appliances. 2 On the appliances tree, go to the appliance you want to configure settings for and select Proxies (HTTP(S), FTP, ICAP, and IM). 3 Configure these settings as needed. • Network Setup — Settings for selecting a network mode • HTTP Proxy, FTP Proxy (and other settings) — Settings for the network protocols • Web Cache — Setting for enabling or disabling the web cache • Timeouts for HTTP(S), FTP, ICAP — Settings for timeouts applying to some protocols • Advanced Settings — Settings for advanced proxy functions 4 Click Save Changes. For more information on these settings, see Proxies (HTTP(S), FTP, ICAP, and IM) system settings. Proxies (HTTP(S), FTP, ICAP, and IM) system settings This section describes the Proxies (HTTP(S), FTP, ICAP, and IM) system settings. You can configure these settings to modify the proxy functions of the appliance. Note: These settings are configured on the Appliances tab of the Configuration top-level menu. Network Setup Settings for selecting a network mode Proxy (optional WCCP) — When selected, the explicit proxy mode proper is used and WCCP services can redirect web traffic to the appliance Proxy HA — When selected, the explicit proxy mode with high-availability features is used Transparent router — When selected, the transparent router mode is used Transparent bridge — When selected, the transparent bridge mode is used In addition to the settings that are common to all these modes, specific settings exist for each of them, except for the explicit proxy mode proper. For more information, see Transparent Proxy, WCCP service settings for IP spoofing, Transparent Bridge settings and Transparent Router settings. McAfee Web Gateway 7.1.5 Product Guide 53
Page 1 and 2: Product Guide McAfee ® version 7.1
Page 3 and 4: Contents Preface 9 About this guide
Page 5 and 6: Contents Standard authentication .
Page 7 and 8: Contents Create an error handler .
Page 9 and 10: Preface About this guide This Produ
Page 11 and 12: Table i-2 Acronyms (continued) Acro
Page 13 and 14: 1 Introduction Contents Comprehensi
Page 15 and 16: Deployment of the McAfee Web Gatewa
Page 17 and 18: Operating system Introduction Filte
Page 19 and 20: Introduction Chapters of this guide
Page 21 and 22: 2 Setup and logon Contents Setting
Page 23 and 24: Setup and logon Setting up the McAf
Page 25 and 26: Installing the appliance software S
Page 27 and 28: 2 Review the summary that is displa
Page 29 and 30: Import a license Setup and logon Lo
Page 31 and 32: Main elements of the user interface
Page 33 and 34: Setting up system management tools
Page 35 and 36: Setup and logon Setting up system m
Page 37 and 38: 3 Proxies and caching Contents Inte
Page 39 and 40: Explicit proxy mode Proxies and cac
Page 41 and 42: Table 3-1 WCCP Services list (conti
Page 43 and 44: Proxies and caching Network modes 3
Page 45 and 46: Transparent bridge mode Proxies and
Page 47 and 48: Proxies and caching Network modes 3
Page 49 and 50: Transparent router mode Proxies and
Page 51: Proxies and caching Network modes 3
Page 55 and 56: Proxies and caching Common proxy se
Page 61 and 62: 8 Make sure the following is config
Page 63 and 64: Proxies and caching Reverse HTTPS p
Page 71 and 72: Proxies and caching Providing proxy
Page 73 and 74: Preventing data leaks Proxies and c
Page 75 and 76: Web caching Proxies and caching Web
Page 77 and 78: Bypass lists for web caching Proxie
Page 79 and 80: Verify the enabling of the web cach
Page 81 and 82: 4 Rules and rule sets Contents Filt
Page 83 and 84: Rules and rule sets Filtering contr
Page 85 and 86: Modules for delivering filtering in
Page 87 and 88: Rules on the user interface On the
Page 89 and 90: Property of a URL Property — URL.
Page 91 and 92: About rule sets Rules and rule sets
Page 93 and 94: Rules and rule sets About rule sets
Page 95 and 96: Table 4-4 Rule set library Rule set
Page 97 and 98: The Rule Sets toolbar provides the
Page 99 and 100: Add name, comment, and enabling Com
Page 101 and 102: Add as many parameters as needed. A
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3 Select Event. The Add Event windo
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Adding the action 9 Select Action.
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Rules and rule sets Rule configurat
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Add a new rule set You can also cre
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List maintenance Rules and rule set
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Add a list Complete the following p
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Action and engine settings Rules an
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Access restrictions Rules and rule
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5 Filtering users Authentication an
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Authentication and access managemen
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Module for authenticating users Aut
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LDAP Settings specifying the LDAP m
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Novell eDirectory Settings specifyi
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Kerberos Settings specifying the Ke
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Table 5-8 Certificate Authorities l
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Administrator accounts Authenticati
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6 Web filtering Contents Filtering
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Virus and malware filtering Web fil
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Web filtering Virus and malware fil
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Whitelists for virus and malware fi
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Module for virus and malware filter
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URL filtering Web filtering URL fil
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Web filtering URL filtering 6 The B
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Modify a filtering rule to block un
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Web filtering URL filtering 6 Add a
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Module for URL filtering Web filter
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Web filtering URL filtering 6 Advan
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Different versions of URL category
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Web filtering Media type filtering
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Web filtering Media type filtering
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Lists for media type filtering Web
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HTML filtering Web filtering HTML f
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Web filtering HTML filtering 6 Embe
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Break; User-Defined.removeOneScript
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Media Type String Blocklist List of
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Global whitelists Web filtering Glo
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Web filtering SSL scanning 6 Handle
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Block untrusted certificate authori
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Web filtering SSL scanning 6 Verify
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Modules for SSL scanning Web filter
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Web filtering SSL scanning 6 SSL Cl
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8 Click OK. The window closes and t
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The rule set contains the following
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Bandwidth throttling Web filtering
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Next-hop proxies Web filtering Supp
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Web filtering Supporting functions
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User messages Web filtering User me
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The following table describes the o
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Table 6-25 Template Editor (continu
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Web filtering User messages 6 Redir
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7 System configuration Contents Con
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System settings System configuratio
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Table 7-4 List of sections on syste
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License system settings System conf
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Network Protection system settings
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System configuration System setting
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Database updates Table 7-13 File Ed
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System configuration Database updat
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Configure central management settin
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System configuration Central manage
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Scheduled job settings This section
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System configuration Central manage
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8 Monitoring Contents Monitoring th
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Monitoring Dashboard 8 Overview of
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Charts and Tables tab Monitoring Da
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Table 8-4 Overview of charts and ta
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Logging Monitoring Logging 8 Applia
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Sample logging rule Monitoring Logg
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13 Configure the following for the
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Monitoring Logging 8 4 Go to Policy
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+ Number.ToString (Block.ID) + “
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Create a rule for setting text as t
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Monitoring Logging 8 • In the Con
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Configuring log file settings Monit
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Monitoring Logging 8 Auto Pushing S
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Log handler rule sets Monitoring Lo
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Performance measurement Monitoring
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Monitoring Performance measurement
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Transferring data to an ePO server
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Event monitoring with SNMP Monitori
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Error handling Table 8-7 Trap Sinks
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Rule sets for error handling Monito
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The rule set contains the following
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Monitoring Error handling 8 Handle
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Monitoring Error handling 8 Block o
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9 Troubleshooting Contents Troubles
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Enable the creation of connection t
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List of actions Appendix: Configura
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Table A-2 List of error IDs (contin
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Table A-3 List of events (continued
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Table A-3 List of events (continued
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List of incident IDs Appendix: Conf
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Table A-4 List of incident IDs (con
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Table A-5 List of properties (conti
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Wildcard expressions Appendix: Conf
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Table A-6 List of important special
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Table A-7 List of important special
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Index A access restrictions 117 act
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I ICAP server, see proxies ICQ, see
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SNMP monitoring 303 SSL scanning Ce
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