اختبار شهادة سيسكو Cisco CCNA Exam

الخيارات

• A It streamlines traffic handling by assigning individual devices to perform either Layer 2 or Layer 3 functions.
• B It divides the control-plane and data-plane functions.
• C It summarizes the routes between the core and distribution layers of the network topology.
• D It enables a network topology to quickly adjust from a ring network to a star network.