00481nam a2200157Ia 4500001000500000005001700005008004100022020001500063082001400078100003200092245003000124250001200154650005000166999001500216952009200231526520261006003841.0120911s9999    xx            000 0 und d  a0029463998  a004.6 STA  a Stallings, william. 92924  a Isdn and broadband isdn   a2nd ed.  a Intergrated services digital networks 96363  c5265d5265  00104070aNUbNUd2012-09-11l0o004.6 STAp5462r2012-09-11 00:00:00w2012-09-11yOS