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knowledge_base:troubleshooting:portforwardingblocking [2013/09/18 14:28] esanders |
knowledge_base:troubleshooting:portforwardingblocking [2013/09/18 14:31] esanders |
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==== Hosting a Mail Server ==== | ==== Hosting a Mail Server ==== | ||
- | We block outbound port 25 for two reasons. | + | We block outbound port 25 for two reasons: |
- Prevent home computers infected with spyware from becoming spam bots. A single computer can easily pump out 100,000 spam or virus messages per hour. | - Prevent home computers infected with spyware from becoming spam bots. A single computer can easily pump out 100,000 spam or virus messages per hour. |