Linode配置Firewalls

2026年06月18日

导读

本文介绍了在Linode后台创建云防火墙的步骤,通过拦截默认入站流量并放行SSH、HTTP和HTTPS端口来保障网页服务器安全。

针对以网站托管为主的Linode服务器,本文提供的防火墙配置方案具有普适性,可满足90%以上Web服务器的安全需求。

1、新建Firewalls

点击左侧导航Networking - Firewalls - 按钮Create Firewall

Create: Custom Firewall

Label (required): 自定义防火墙的名称

Default Inbound Policy: Drop

Default Outbound Policy: Accept

Linodes: 选择要绑定的服务器

NodeBalancers: 选择要绑定的负载均衡器

2、配置Firewalls

点击打开刚创建的Firewall出站规则(Outbound Rules)保持留空即可,入站规则(Inbound Rules)请按以下顺序配置:

Preset: HTTP

Label (required): accept-inbound-HTTP

Description: 留空

Protocol (required): TCP

Ports (required): HTTP(80)

Sources (required): All IPv4, All IPv6

Action: Accept

Preset: HTTPS

Label (required): accept-inbound-HTTPS

Description: 留空

Protocol (required): TCP

Ports (required): HTTPS(443)

Sources (required): All IPv4, All IPv6

Action: Accept

Preset: SSH

Label (required): accept-inbound-SSH

Description: 留空

Protocol (required): TCP

Ports (required): SSH(22)

Sources (required): All IPv4, All IPv6

Action: Accept

最后点击最下方按钮Save Changes,保存所有Firewalls配置。