000			00345nam a2200133Ia 4500
008			220217s9999||||xx |||||||||||||| ||und||
020			_a81-7635-376-0
082			_a005..43 ZIE
100			_aZiegler, Robert, L _92822
245		0	_aLinux firewalls
260			_aTechmedia _bNew Delhi _c2000
300			_b195
650			_aOperating systems
999			_c170082 _d170082