error detection layer Home > Tag: error detection layer Showing 1 of 1 Blog Posts Interview Question of CCNA part 3 admin January 30, 2011 21- What is OSI? Open System Interconnection. t was first name of 7 Layer 22- What is the default size of Frame ? 1518 bytes 23- Which... Interview Question of CCNA part 3 by admin in Interview Question Our ServicesNew Additions Premium PDF Premium PPT Discount Codes Start Building Bundle Vendor Bundle – Big Save! Quick LinksAbout Blog FAQ List by Group Payment Methods (New)Payment Alternative Your purchase with Ciscoforall is safe and fast. Your Learning Solution will be available for immediate download after your payment has been received.