java获取服务器ip和端口号,php限制ip段

howdoigetthegjdxlzandportofaclientwithphp？

itriedthescriptbelowbutitonlygivesmethegjdxlzaddress。

解决方案

portisdefinedinhttpserver (apacheorotherandmostlyitis 80 or 443 )。

I am sure that :

REMOTE_ADDR '

thegjdxlzaddressfromwhichtheuserisviewingthecurrentpage。

butifyourserverisbehindnat :

ifyouareservingfrombehindaproxyserver，you will almost

certainlysavetimebylookingatwhatthese $ _ servervariablesdoon

your machine behind the proxy。

$ _ server [ ' http _ x _ forwarded _ for ' ] in place of $ _ server [ ' remote _ addr ' ]

$ _ server [ ' http _ x _ forwarded _ host ' ] and

$ _ server [ ' http _ x _ forwarded _ server ' ] in place of

$_SERVER['SERVER_NAME']

:-)