保存当前配置为救援配置，消除alarm告警 >run request system configuration rescue save
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升级系统之后备份一下系统：
request system snapshot slice alternate
消除管理端口告警
set chassis alarm management-ethernet link-down ignore
端口捆绑
set chassis aggregated-devices Ethernet device-count 10 set interface fe-0/0/0 fastether-options 802.3ad ae0 set interface fe-0/0/1 astether-options 802.3ad ae0 set interface ae0 aggregated-rther-options lacp active set interface ae0 unit 0 family init address 10.10.10.1/24
当NAT地址与外网口地址在同一网段时，必须设置ARP代理
set security nat proxy-arp interface ge-0/0/1.0 address 172.21.1.1 to 172.21.1.100
消除management-ethernet link-down的告警 set management-ethernet link-down ignore 消除Rescue configuration is not set告警 request system configuration rescue save
磁盘分区损坏—配置会丢，提前拷出配置
request system snapshot media internal slice alternate request system reboot slice alternate media internal
junos升级
requset system software add ftp://192.168.1.2/文件名 no-copy reboot
修改web页面timeout时间
set system services web-management session idle-timeout 10
强制所有正在登陆的账号退出 request system logout user all