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Configuring an SMTP Proxy Service
User Guide
143
Adding address patterns
Adding address patterns can be useful for reducing spam
content. From the
Incoming SMTP Proxy Properties
dia-
log box:
1
Click the
Address Patterns
tab.
2
Use the
Category
drop-down list to select a category.
3
Type the address pattern in the text box to the left of
the
Add
button.
4
Click
Add
.
The address pattern appears at the bottom of the pattern list.
Protecting mail servers against relaying
Hackers and spammers may attempt to use an open relay
to send mail from your servers. To prevent this, disable
open relay on your mail servers by restricting the destina-
tion to only your own domain.
To further increase protection from mail relaying, modify
the SMTP Proxy settings to allow addresses only from your
domain. From the
Incoming SMTP Proxy Properties
dia-
log box:
1
Click the
Address Patterns
tab.
2
Select
Allowed To
from the
Category
drop-down list.
3
In the text box to the left of the
Add
button, enter your
own domain.
4
Click
Add
.
5
Save the new configuration to the Firebox.
Select headers to allow
The Firebox allows certain headers by default. These are
listed on the
Headers
tab of the
Incoming SMTP Proxy
Properties
dialog box. You can add more headers to this
Summary of Contents for Firebox X10E
Page 1: ...WatchGuard Firebox System User Guide WatchGuard Firebox System ...
Page 12: ...xii WatchGuard Firebox System ...
Page 44: ...Chapter 2 Service and Support 22 WatchGuard Firebox System ...
Page 61: ...Cabling the Firebox User Guide 39 ...
Page 68: ...Chapter 3 Getting Started 46 WatchGuard Firebox System ...
Page 78: ...Chapter 4 Firebox Basics 56 WatchGuard Firebox System ...
Page 156: ...Chapter 8 Configuring Filtered Services 134 WatchGuard Firebox System ...
Page 182: ...Chapter 9 Configuring Proxied Services 160 WatchGuard Firebox System ...
Page 220: ...Chapter 11 Intrusion Detection and Prevention 198 WatchGuard Firebox System ...
Page 242: ...Chapter 12 Setting Up Logging and Notification 220 WatchGuard Firebox System ...
Page 256: ...Chapter 13 Reviewing and Working with Log Files 234 WatchGuard Firebox System ...
Page 274: ...Chapter 14 Generating Reports of Network Activity 252 WatchGuard Firebox System ...