Cisco Cisco Email Security Appliance C370D Guia Do Utilizador

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Cisco IronPort AsyncOS 7.1 for Email Advanced Configuration Guide
OL-22164-02
Chapter 4      Email Authentication
The following SPF control settings are available for the Host Access Table:
Table 4-2
SPF Control Settings via the CLI
Conformance Level
Available SPF Control Settings
SPF Only
  •
whether to perform HELO identity check
  •
SMTP actions taken based on the results of 
the following identity checks:
  –
HELO identity (if enabled)
  –
MAIL FROM Identity
  •
SMTP response code and text returned for 
the REJECT action
  •
verification time out (in seconds)
SIDF Compatible
  •
whether to perform a HELO identity check
  •
whether the verification downgrades a 
Pass result of the PRA identity to None if 
the Resent-Sender: or Resent-From: 
headers are present in the message
  •
SMTP actions taken based on the results of 
the following identity checks:
  –
HELO identity (if enabled)
  –
MAIL FROM Identity
  –
PRA Identity
  •
SMTP response code and text returned for 
the REJECT action
  •
verification timeout (in seconds)
SIDF Strict
  •
SMTP actions taken based on the results of 
the following identity checks:
  –
MAIL FROM Identity
  –
PRA Identity
  •
SMTP response code and text returned in 
case of SPF REJECT action
  •
verification timeout (in seconds)