单项选择题
A. map the Layer 2 VLAN number to the Layer 3 subnet
B. control route propagation to edge switches using distribute lists
C. use a Layer 2 distribution interconnection link with HSRP or GLBP
D. use a Layer 3 distribution interconnection link with HSRP or GLBP
E. use equal-cost Layer 3 load balancing on all links to limit the scope of queries in EIGRP
单项选择题 Which of these is a correct description of SSO?（）
单项选择题 Which of these statements is correct regarding SSO and Cisco NSF?（）
单项选择题 To which switch or switches should you provide redundant links in order to achieve high availability with reliable fast convergence in the enterprise campus?（）