write a program to the given ip is valid private address or not(192.168.1.1)?

Answer Posted / saravanan6060

#10.0.0.0 through 10.255.255.255 




#169.254.0.0 through 169.254.255.255




#172.16.0.0 through 172.31.255.255 




#192.168.0.0 through 192.168.255.255




set a "10.78.80.2"
regexp {^(10|169|172|192).([0-9]+|[0-9][0-9]+|1[0-9][0-9]+|2[0-4][0-9]+|25[0-5]+).([0-9]|[0-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5]).([0-9]|[0-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])} $a match i




puts $match

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