Amazon web services EC2-添加第二个接口和PPRIVAT IP导致没有链接

我目前正试图找出为什么我无法在我的Ubuntu ec2实例辅助>>接口中获得一个工作网络链接，或者只有第二个VPC才能实现这种情况？您使用的是哪种AMI？只需Ubuntu 18.04 HVM x8664即可

1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host 
       valid_lft forever preferred_lft forever
2: ens5: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 9001 qdisc mq state UP group default qlen 1000
    link/ether 02:a1:07:fa:2d:cc brd ff:ff:ff:ff:ff:ff
    inet 10.10.10.241/24 brd 10.10.10.255 scope global dynamic ens5
       valid_lft 2185sec preferred_lft 2185sec
    inet6 fe80::a1:7ff:fefa:2dcc/64 scope link 
       valid_lft forever preferred_lft forever
3: ens6: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group default qlen 1000
    link/ether 02:04:0a:df:1c:3c brd ff:ff:ff:ff:ff:ff