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Chapter 5      Web Proxy Services
Advanced Proxy Configuration
5-42
Cisco IronPort AsyncOS 7.0 for Web User Guide
OL-23079-01
DNS Options
 describes the DNS options for the 
advancedproxyconfig
 CLI 
command.
Would you like to allow 
proxy to convert reload 
requests into max-age 
requests?
Yes, No
(Boolean)
No
No
Allow reload requests to be 
converted into max-age requests 
(not HTTP-compliant, but may 
improve bandwidth usage). This 
gets its max-age value from 
“ignoreReloadTime.”
Time in seconds after 
which an explicit IMS 
Refresh request must be 
issued:
Time in 
seconds
300
No
Time in seconds after which an 
explicit IMS Refresh request must 
be issued.
Table 5-5
advancedproxyconfig CLI Command—Caching Options (continued)
Option
Valid 
Values
Default 
Value
Web Proxy 
Must Restart
Description
Table 5-6
advancedproxyconfig CLI Command—DNS Options 
Option
Valid 
Values
Default 
Value
Web Proxy 
Must Restart
Description
Enter the URL format for 
the HTTP 307 redirection 
on DNS lookup failure:
String 
with EUN 
page 
variables
%P//www
.%H.com/
%u
No
URL format for the HTTP 307 
redirection on DNS lookup 
failure. See Table 15-2, 
`Variables for Customized 
End-User Notification Pages,' on 
page 9 f
or the list of valid 
variables.
Would you like the proxy to 
issue a HTTP 307 
redirection on DNS lookup 
failure?
Yes, No
(Boolean)
Yes
Yes
Disable/Enable automatic HTTP 
307 redirection on DNS lookup 
failure.