Hi Experts, Below is our scenario. Internet users <---------->FIREWALL 1 <----------------->APACHE 2.2.17 SERVER <---------->FIREWALL 2<------------------->SAP WEB DISPACTCHER. As per network team , ports 80, 443 is open in FIREWALL 1 & port 80 is open in FIREWALL 2. now when I do ./ab http://webdispatcher.domain/irj from apache server, I get below error Benchmarking webdispatcher.domain(be patient)...apr_poll: The timeout specified has expired (70007) Error in file error_log is as below. Connection timed out: proxy: HTTP: attempt to connect to XX.XX.XX.XX:XX (webdispacther.domain) failed. Please let me know what could be the reason. Best Regards, Tushar |