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litespeed_wiki:config:server_push [2017/10/24 19:04] Lisa Clarke |
litespeed_wiki:config:server_push [2017/10/24 19:45] Lisa Clarke [Verify Browser Supports HTTP/2] |
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| There are two easy ways to verify your browser has HTTP/2 support: | There are two easy ways to verify your browser has HTTP/2 support: | ||
| - | - Check your browser version against the table at [[http://caniuse.com/#search=http2 | this link]].\\ | + | - Check your browser version against the table at [[http://caniuse.com/#search=http2 | this link]]. \\ {{:litespeed_wiki:config:push-6.png?|}} |
| - | {{:litespeed_wiki:config:push-6.png?|}} | + | - Visit the [[ https://http2.akamai.com/demo | Akamai online tool]] and let it auto-detect your browser's support. \\ {{:litespeed_wiki:config:push-7.png?|}} |
| - | - Visit the [[ https://http2.akamai.com/demo | Akamai online tool]] and let it auto-detect your browser's support.\\ | + | |
| - | {{:litespeed_wiki:config:push-7.png?|}} | + | |
| ====Configure LSCache to use Server Push==== | ====Configure LSCache to use Server Push==== | ||
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| - Set **CSS HTTP/2 Push** and **JS HTTP/2 Push** to ''ON'' | - Set **CSS HTTP/2 Push** and **JS HTTP/2 Push** to ''ON'' | ||
| - | ====Verify Server Push is active ==== | + | ====Verify Server Push is Active ==== |
| We are going to use the [[https://developers.google.com/web/tools/chrome-devtools/network-performance/reference | Chrome developer tool]] as our verification tool. | We are going to use the [[https://developers.google.com/web/tools/chrome-devtools/network-performance/reference | Chrome developer tool]] as our verification tool. | ||
| * If you only enabled **CSS HTTP/2 Push**, the response header will look like this: \\ {{:litespeed_wiki:config:push-1.png?|}} \\ | * If you only enabled **CSS HTTP/2 Push**, the response header will look like this: \\ {{:litespeed_wiki:config:push-1.png?|}} \\ | ||
| * If you enabled both **CSS HTTP/2 Push** and **JS HTTP/2 Push**, the response header will look like this: \\ {{:litespeed_wiki:config:push-2.png?|}} \\ | * If you enabled both **CSS HTTP/2 Push** and **JS HTTP/2 Push**, the response header will look like this: \\ {{:litespeed_wiki:config:push-2.png?|}} \\ | ||
| - | ====Configure CDN to use Server Push==== | + | ====Configure CDN to Use Server Push==== |
| Next we'll try it with [[https://www.cloudflare.com/ | Cloudflare]]. Cloudflare supports HTTP/2 Server Push with the ''link'' header field on all plan levels. Cloudflare will look for the ''link'' header field, in response headers from the origin server and extract URI-references with parameters ''rel=preload''. These URI will be pushed to the client. \\ | Next we'll try it with [[https://www.cloudflare.com/ | Cloudflare]]. Cloudflare supports HTTP/2 Server Push with the ''link'' header field on all plan levels. Cloudflare will look for the ''link'' header field, in response headers from the origin server and extract URI-references with parameters ''rel=preload''. These URI will be pushed to the client. \\ | ||