In Ubuntu it is regarded as octal if we put zero's in front of it in that way ifconfig ax0 44.102.132.020 inet addr:44.102.132.16 ifconfig ax0 44.102.132.000000000000000000000000000000000000000020 inet addr:44.102.132.16 ifconfig ax0 0320.044.0330.020 inet addr:208.36.216.16 73, Bob VE3TOK