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Secure Lotus Notes/Domino 8.x from mail to unknown recipients


sus housie
06.18.2009
Rating: -3.38- (out of 5)


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Lotus Notes/Domino security administrators have to ensure that mail server loads don't increase from attacks such as email bombs, anonymous email messages, etc. Lotus Notes/Domino 8 allows you to set the SMTP configurations to conduct lookups in the directory before routing messages within your infrastructure. When this setting is configured, the Domino server will reject mail to ambiguous addresses and groups.

Once a message is rejected, a return message is routed back to the sender to inform him that the Domino environment rejected the message. This is based on a corporate policy, in case a genuine user is trying to reach you. By using this method, informed senders can request that you to add them to the list of "safe" senders , thereby allowing you to receive future email.

To do this, modify the appropriate setting in the Configuration Settings document by navigating to the Router/SMTP -> Sele...


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ct Restrictions and Controls -> SMTP Inbound Controls tab. Here you'll find six additional sections that you can use to configure the SMTP protocol.

For this tip, navigate to the Inbound connection controls and adjust the settings as shown in Figure 1.

[IMAGE]
Figure 1. This setting allows you to reject messages to ambiguous recipients.

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