McAfee MAP-3300-SWG Product Guide - Page 76
Message processing, Table 49, Option definitions
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Overview of Email features Email Configuration Table 49 Option definitions (continued) Option Definition Maximum number of recipients Prevents an excessive number of recipients. During spam or before a failure response is given directory-harvest attacks, the number of recipients often exceeds the number who typically receive company-wide messages. When setting a number here, consider that typical maximum, then add some more to allow for possible increases. Consider changing this number if the network is reconfigured or the typical maximum changes. Default value is No limit. Maximum number of recipients Prevents an excessive number of recipients. before a delay is imposed Default value is No limit. Delay period Specifies a period before connections may resume. Default value is Not set. Impose a lockout period Specifies a delay to prevent an immediate reconnection. Default value is 600 seconds. Generate non-delivery reports Default value is Yes. for undeliverable email Message processing Use this area to configure message processing options within the SMTP protocol. Table 50 Option definitions Option Welcome message Store and forward email if Definition Specifies the text that is seen by a host when connecting to the appliance in Explicit Proxy mode. The default message is: [appliance name and domain] [product number] / SMTP Ready Specifies the response to messages that exceed certain limits. Default values: • The message size exceeds - No limit • The number of recipients exceeds - No limit Maximum number of MX records used Specifies the response to messages that use MX (mail exchange) records excessively. Default value is 100. Maximum number of A records Specifies the response to messages that use A (address) records excessively. used Default value is 100. 76 McAfee Email and Web Security Appliances 5.6.0 Product Guide