+ slpos=index(ARGV[1],"/")
+ if (slpos == 0) {
+ ipaddr=ip2int(ARGV[1])
+ netmask=ip2int(ARGV[2])
+ } else {
+ ipaddr=ip2int(substr(ARGV[1],0,slpos-1))
+ netmask=compl32(2**(32-int(substr(ARGV[1],slpos+1)))-1)
+ ARGV[4]=ARGV[3]
+ ARGV[3]=ARGV[2]
+ }
+