我有 Ubuntu 20.04 桌面和家庭路由器,我正在尝试打开端口以便从互联网进行访问。
这是接口信息
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: enp3s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default qlen 1000
link/ether d8:cb:8a:5d:85:c6 brd ff:ff:ff:ff:ff:ff
inet 192.168.0.178/24 brd 192.168.0.255 scope global dynamic noprefixroute enp3s0
valid_lft 5381sec preferred_lft 5381sec
inet6 fe80::dacb:8aff:fe5d:85c6/64 scope link
valid_lft forever preferred_lft forever
3: docker0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default
link/ether 02:42:35:a8:08:5d brd ff:ff:ff:ff:ff:ff
inet 172.17.0.1/16 brd 172.17.255.255 scope global docker0
valid_lft forever preferred_lft forever
网络计划
# Let NetworkManager manage all devices on this system
network:
version: 2
renderer: NetworkManager
ethernets:
enp3s0:
dhcp4: yes
在 Ubuntu 上,我已使用 UFW 打开端口
ufw status
Status: active
To Action From
-- ------ ----
80/tcp ALLOW Anywhere
443/tcp ALLOW Anywhere
22/tcp ALLOW Anywhere
21/tcp ALLOW Anywhere
7080 ALLOW Anywhere
8080 ALLOW Anywhere
8443 ALLOW Anywhere
3306 ALLOW Anywhere
80/tcp (v6) ALLOW Anywhere (v6)
443/tcp (v6) ALLOW Anywhere (v6)
22/tcp (v6) ALLOW Anywhere (v6)
21/tcp (v6) ALLOW Anywhere (v6)
7080 (v6) ALLOW Anywhere (v6)
8080 (v6) ALLOW Anywhere (v6)
8443 (v6) ALLOW Anywhere (v6)
3306 (v6) ALLOW Anywhere (v6)
在我的路由器上,我已将端口转发到 192.168.0.178 Ubuntu 桌面nat转发端口到虚拟服务器
当我在 VirtualBox 上使用 Windows 10 和 Ubuntu 时,连接正常。
尝试从笔记本电脑 ssh 192.168.0.178,但没有成功。
但端口仍处于关闭状态,我无法通过 SSH 连接到我的 Ubuntu 20.04。请帮帮我 :*(