00494nam a2200169Ia 4500003000600000005001700006008004100023020001800064040002500082082002200107100002200129245006900151250001200220260003200232300004000264500002000304NORSU20240802053756.0240314s9999 xx 000 0 und d a0-07-225635-4 aNORSU-DumcNORSU-Dum aR/004.62/V54/2004 aVelte, Anthony T. 0aCisco: A Beginner’s Guide, Third Editioncby Anthony T. Velte a3rd ed. bMcGraw-Hillc2004aNew York axxviii, 737 pages ;bill. ;c23 cm. aIncludes index.