ex3200 not supported by 15.x
https://kb.juniper.net/InfoCenter/index?page=content&id=TSB17033&pmv=print&actp=LIST
so, I cannot upgrade to 15.1R5
ex3200 not supported by 15.x
https://kb.juniper.net/InfoCenter/index?page=content&id=TSB17033&pmv=print&actp=LIST
so, I cannot upgrade to 15.1R5