单选题Which command do you issue to upgrade the current software on Junos devices?（）Arequest system software replaceBrequest system software installCrequest system software addDrequest system software upgrade
单选题
Which command do you issue to upgrade the current software on Junos devices?（）
A
request system software replace
B
request system software install
C
request system software add
D
request system software upgrade
参考解析
解析：
暂无解析
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