icnd 1.0a and 2nd edition

Hello, I want to know if there are significant differences between icnd 1.0a and icnd 2nd edition books, for CCNA certification, or the first is outdated and I need to buy the second?

Thank you in advance.

Reply to
Loading thread data ...

Cabling-Design.com Forums website is not affiliated with any of the manufacturers or service providers discussed here. All logos and trade names are the property of their respective owners.