connections to a pool of application servers that provide a shopping cart application. Cookie persistence is enabled on the virtual server. Users are able to connect to the application, but the user's shopping cart fails to update. A traffic capture shows the following:

Request:

GET /cart/updatecart.php HTTP/1.1 Connection: keep-alive Cache-Control: max-age=0 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_5) AppleWebKit/537.4 (KHTML, like Gecko) Chrome/22.0.1229.94 Safari/537.4 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,/;q=0.8 Accept-EncodinG. gzip,deflate,sdch Accept-LanguagE. en-US,en;q=0.8 Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.3 Cookie. BIGipServerwebstore_pool=353636524.20480.0000 Response:

HTTP/1.1 200 OK Date. Wed, 24 Oct 2012 18:00:13 GMT Server: Apache/2.2.22 (Ubuntu) X-Powered-By: PHP/5.3.10-1ubuntu3.1 Set-Cookie. cartID=647A5EA6657828C69DB8188981CB5; path=/; domain=wb01.example.com Keep-Alive. timeout=5, max=100 Connection: Keep-Alive Content-Type. text/html No changes can be made to the application. What should the LTM Specialist do to resolve the problem?

Question

connections to a pool of application servers that provide a shopping cart application. Cookie persistence is enabled on the virtual server. Users are able to connect to the application, but the user's shopping cart fails to update. A traffic capture shows the following:

Request:

GET /cart/updatecart.php HTTP/1.1 Connection: keep-alive Cache-Control: max-age=0 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_5) AppleWebKit/537.4 (KHTML, like Gecko) Chrome/22.0.1229.94 Safari/537.4 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,/;q=0.8 Accept-EncodinG. gzip,deflate,sdch Accept-LanguagE. en-US,en;q=0.8 Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.3 Cookie. BIGipServerwebstore_pool=353636524.20480.0000 Response:

HTTP/1.1 200 OK Date. Wed, 24 Oct 2012 18:00:13 GMT Server: Apache/2.2.22 (Ubuntu) X-Powered-By: PHP/5.3.10-1ubuntu3.1 Set-Cookie. cartID=647A5EA6657828C69DB8188981CB5; path=/; domain=wb01.example.com Keep-Alive. timeout=5, max=100 Connection: Keep-Alive Content-Type. text/html No changes can be made to the application. What should the LTM Specialist do to resolve the problem?

Accepted Answer

A. Use an iRule to rewrite the cartID cookie domain.

Answer

B. Create a universal persistence profile on the cartID cookie.

Answer

C. Enable source address persistence as a fallback persistence method.

Answer

D. Create a cookie persistence profile with "match across services" enabled.

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