Thanks for your help!
Now, I can block Website by creat IPS Signature!
But when i creat Custom IPS Signature --> In the Content field, type the
"syntax of the signature"
I have read an example for NetBiosGroup Signature!But i can't understand it!
Pls explain for me this problem "
syntax of the signature"
If u can,pls give me another example!(EX: i wanna block yahoo messenger)
Thanks all!