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opennic:setup:webminbind:debian9u0webmin1u9base [2020-03-26T13:19:13Z] – [Backup and Archive] fouroh-llc | opennic:setup:webminbind:debian9u0webmin1u9base [2020-03-27T11:44:12Z] (current) – fouroh-llc | ||
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- | ===== Debian 9 with Webmin 1.9xx Fresh Install ===== | + | ===== Fresh Install ===== |
- | Again, please make sure you install from within | + | This page includes a very brief overview of Webmin |
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In the upper left corner the icon that looks like a gear is the Module Config. In the upper right corner the icon looks like a " | In the upper left corner the icon that looks like a gear is the Module Config. In the upper right corner the icon looks like a " | ||
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Use the listed above to plan and test your capacity to recover from errors, attacks or even from ransomware. These are very basic, simple measures to keep your service stacks functional. | Use the listed above to plan and test your capacity to recover from errors, attacks or even from ransomware. These are very basic, simple measures to keep your service stacks functional. | ||
+ | |||
+ | {{: | ||
+ | Linode backups and restores never fail, but they replace your ENTIRE instance. | ||
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- | The Webmin | + | Webmin |
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Recover from off-line backup in case of sustained attack going back for weeks or months. | Recover from off-line backup in case of sustained attack going back for weeks or months. | ||
+ | ==== User Management ==== | ||
+ | User management from the shell is expanded by Webmin several ways. The most advanced is Usermin via LDAP, which is not really necessary on single instances. However, using the Webmin Users and Groups modules is necessary to allow login via Webmin - otherwise the user is limited to ssh login only. Also - on production servers Webmin shall not be installed to reduce the number of software exploits. | ||
- | === Zone Defaults === | + | {{: |
- | This configures the default options | + | Webmin Users and Groups control access to Modules - but the UNIX user must also exist. |
- | Deleted | + | |
- | What is not shown depends on your installation. The screenshot shows the current host name - which you should ignore. Instead | + | ==== Module Management ==== |
+ | These should be the IP4 addresses of the OpenNIC Tier-2s. Normally | ||
- | The DNSSEC settings are set to the largest-size keys as all other are very much discounted these days. You may set it higher, but only if OpenNIC recommends it. | + | {{: |
+ | The DNS administrator has full access | ||
- | I leave the transfer | + | ==== Network Security ==== |
+ | Debian does not assume anything about the purpose of the system, it does not install or configure additional software, | ||
- | === Forwarding and Transfers === | + | {{: |
- | These should be the IP4 addresses of the OpenNIC Tier-2s. Normally | + | If you start iptables with a wrong configuration |
- | === DNSSEC Initialization | + | |
- | Access both screens, and set as you wish. Webmin | + | ==== Webmin Modules ==== |
+ | Some modules in Webmin are matured and well-rounded - the BIND module, for example. Some are obsolete, no longer maintained, and these days they are only included for backwards compatibility - such as the Jabber IM Server. Some are mature and install from within | ||
+ | |||
+ | {{: | ||
+ | Webmin has good support for FirewallD - but it must be installed from the shell. | ||
- | === Module Config | + | ==== Logging ==== |
- | Finally, click on the gear in the upper left corner, and change from the defaults: | + | Webmin provides access to several logging facilities, with management for logging added for BIND and for Webmin. |
- | {{: | + | {{: |
- | If you want to run under chroot set it here.\\ | + | Security starts with these logs, as nearly all attacks |
- | If reverse zone is REQUIRED | + | |
- | More to come later | + | |
- | {{: | + | ==== Conclusion ==== |
- | More to come later | + | You may write your own scripts and use a tool such as Ansible |
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- | More to come later | ||
- | //NOTE: Editing of this page is suspended until information for a production server becomes available.// | ||