???????±Network Number±?????192.10.10.192,??±???Subnet?????????????¨?ù??????NetMask,255.255.255.224????????±í??·¨??11111111.11111111.11111111.11100000,±???????×?áá??×é,11100000±???224,??????Bit??±í??2??3??·?±???8??Network Number
????????????255.255.255.224??C??Class203.67.10.0·???8×éNet work Number,?÷??Network Number?°??Broadcast IP Address?°????????IP Address?ò??Network Number Broadcast????????IP Address ????
????????Subnet??????????????×éC Class???è??????Network Number??????,??????????IP Address????????????,?ò??????Subnet·???????????IP Address?á±???,Subnet?¨??????????×????????¨±±,??·????????¨??,????????????Router????,???±????Internet,?????ê??????×éC Class IP Address,??Router???è??????Network,?ù?????±??±?????????Subnet,?±????°ì??????????Remote Bridge????,??±?????????Subnet??????,??????????????,?ù?????????é?????????·?????????°IP Address??????