【单项选择题】
Which source of routing information is preferred by default?（）
A、A. OSPF internal
B、B. OSPF external
C、C. IS-IS Level 1
D、D. IS-IS Level 2
查看正确答案
A、[edit security screen] user@host# show ids-option protectFromFlood { ip { loose-source-route-option; strict-source-route-option; } } B、[edit security screen] user@host# show ids-option protectFromFlood { ip { source-route-option; } } C、[edit security screen] user@host# show ids-option protectFromFlood { ip { record-route-option; security-option; } } D、[edit security screen] user@host# show ids-option protectFromFlood { ip { strict-source-route-option; record-route-option; } }
