000			00488nam a2200205Ia 4500
008			221105s9999 xx 000 0 und d
020			_a0070589739
041			_aENGLISH
082			_a005.8019
082			_bANT
100			_aANTHONY T VELTE; TOBY J VELTE
245		0	_aCISCO A BEGINNERS GUIDE
250			_a3
260			_bTATA MCGRAW-HILL PUBLISHING COMPANY LIMITED
260			_c2004
300			_a737
650			_aDATA SECURITY
650			_bDATA SECURITY
942			_cBK
999			_c14762 _d14762