阿尔卡特朗讯7750
show chassis environment 查看风扇
show card 查看板卡
show log log-id 99 查看告警日志
show chassis 查路由器硬件
show card a detail看全部信息
show chassis environment 看系统环境
show system cpu
show system memory-pool
show redundancy synchronization 查看主副引擎同步
show router interface 看接口IP
show router ospf xxx看OSPF状态
show router route-table看路由表
environment no more
admin disp 自动翻页，查看所有配置
show port id detail 查看端口
