How to write a Ping method in Cocoa/Objective-C?

Question

Method from this question "How to write a Ping method in Cocoa/Objective-C" wasn't helpful, because it only assesses if there is a pathway out of the machine by which the target domain is potentially reachable. So basically almost each host which you testing will be showing as reachable, even if it's not.

Answer 1

Check out the Apple same code for SimplePing

SimplePing demonstrates ping (ICMP) send and receive. The sample runs on Mac OS X 10.5 and later, although the core code works just fine on all versions of iPhone OS and the underlying approach works on earlier versions of Mac OS X