config webcache settings
Configure global Web cache settings.
config webcache settings
Description: Configure global Web cache settings.
set max-object-size {integer}
set neg-resp-time {integer}
set fresh-factor {integer}
set max-ttl {integer}
set min-ttl {integer}
set default-ttl {integer}
set ignore-ims [enable|disable]
set ignore-conditional [enable|disable]
set ignore-pnc [enable|disable]
set ignore-ie-reload [enable|disable]
set cache-expired [enable|disable]
set cache-cookie [enable|disable]
set reval-pnc [enable|disable]
set always-revalidate [enable|disable]
set cache-by-default [enable|disable]
set host-validate [enable|disable]
set add-x-cache [enable|disable]
set x-cache-message {string}
set external [enable|disable]
set crawler-user-agent {string}
end
config webcache settings
|
Parameter |
Description |
Type |
Size |
Default |
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|---|---|---|---|---|---|---|---|---|---|---|
|
max-object-size |
Maximum cacheable object size in kB. All objects that exceed this are delivered to the client but not stored in the web cache. |
integer |
Minimum value: 1 Maximum value: 2147483 |
512000 |
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|
neg-resp-time |
Time in minutes to cache negative responses or errors. |
integer |
Minimum value: 0 Maximum value: 4294967295 |
0 |
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|
fresh-factor |
Frequency that the server is checked to see if any objects have expired. The higher the fresh factor, the less often the checks occur. |
integer |
Minimum value: 1 Maximum value: 100 |
100 |
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|
max-ttl |
Maximum time an object can stay in the web cache without checking to see if it has expired on the server. |
integer |
Minimum value: 1 Maximum value: 5256000 |
7200 |
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|
min-ttl |
Minimum time an object can stay in the web cache without checking to see if it has expired on the server. |
integer |
Minimum value: 1 Maximum value: 5256000 |
5 |
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|
default-ttl |
Default object expiry time. This only applies to those objects that do not have an expiry time set by the web server. |
integer |
Minimum value: 1 Maximum value: 5256000 |
1440 |
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|
ignore-ims |
Enable/disable ignoring the if-modified-since (IMS) header. |
option |
- |
disable |
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|
|
|
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|
ignore-conditional |
Enable/disable controlling the behavior of cache-control HTTP 1.1 header values. |
option |
- |
disable |
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|
|
|
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|
ignore-pnc |
Enable/disable ignoring the pragma no-cache (PNC) header. |
option |
- |
disable |
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|
|
|
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|
ignore-ie-reload |
Enable/disable ignoring the PNC-interpretation of Internet Explorer's Accept: / header. |
option |
- |
enable |
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|
|
|
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|
cache-expired |
Enable/disable caching type-1 objects that are already expired on arrival. |
option |
- |
disable |
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|
|
|
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|
cache-cookie |
Enable/disable caching cookies. Since cookies contain information for or about individual users, they not usually cached.. |
option |
- |
disable |
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|
|
|
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|
reval-pnc |
Enable/disable revalidation of pragma-no-cache (PNC) to address bandwidth concerns. |
option |
- |
disable |
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|
|
|
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|
always-revalidate |
Enable/disable revalidation of requested cached objects, which have content on the server, before serving it to the client. |
option |
- |
disable |
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|
|
|
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|
cache-by-default |
Enable/disable caching content that lacks explicit caching policies from the server. |
option |
- |
disable |
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|
|
|
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|
host-validate |
Enable/disable validating "Host:" with original server IP. |
option |
- |
disable |
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|
|
|
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|
add-x-cache |
Enable/disable appending local "X-Cache: HIT/MISS" information when http-request is cacheable. |
option |
- |
disable |
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|
|
|
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|
x-cache-message |
Config customized x-cache header message. |
string |
Maximum length: 400 |
|
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|
external |
Enable/disable external Web caching. |
option |
- |
disable |
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|
|
|
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|
crawler-user-agent |
The user agent that the web crawler will use. |
string |
Maximum length: 255 |
fpx |
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