问题
单项选择题
设置作为主接口的逻辑通道呼叫8次仍未成功为切换到备份接口,每隔60秒检查一次主逻辑通道是否恢复Up,这样的配置应为()
A、backup state-down8 state-up60
B、backup state-down60;backup state-up8
C、backup state-down8;backup state-up60
D、backup state-down8;backup state-uptime60
答案
参考答案:C