多项选择题
A. independent of SSO
B. NSF combined with SSO enables supervisor engine load balancing
C. supported by RIPv2， OSPF， IS-IS， and EIGRP
D. supports IPv4 and IPv6 multicast
E. prevents route flapping
F. dependent on FIB tables
多项选择题 pany has a Catalyst 6500 and you need to configure redundancy between the supervisor modules. With route processor redundancy （RPR+）， the redundant supervisor engine is fully initialized and configured， which shortens the switchover time if the active supervisor engine fails. Which three statements are true about the RPR + operations when the redundant supervisor engine switched over the failed primary supervisor engine？ （）
单项选择题 Refer to the exhibit. What is the result of setting GLBP weighting at 105 with lower threshold 90 and upper threshold 100？ （）
单项选择题 Refer to the exhibit. GLBP has been configured on the network. When the interface serial0/0/1 on router R1 goes down， how is the traffic coming from Host1 handled？ （）