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opennic:setup:webminbind:debian9u0webmin1u9base [2020-03-26T13:09:21Z] – fouroh-llc | opennic:setup:webminbind:debian9u0webmin1u9base [2020-03-26T19:10:40Z] – fouroh-llc | ||
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- | ===== Debian 9 with Webmin 1.9xx Fresh Install ===== | + | Configuration, |
- | Again, please make sure you install from within | + | {{: |
+ | |||
+ | ===== Fresh Install ===== | ||
+ | This page includes a very brief overview of Webmin | ||
{{: | {{: | ||
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. | ||
{{: | {{: | ||
- | The Webmin | + | Webmin |
+ | {{: | ||
+ | Recover from off-line backup in case of sustained attack going back for weeks or months. | ||
- | === Zone Defaults | + | ==== User Management ==== |
- | This configures | + | 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 |
- | Deleted | + | |
- | What is not shown depends on your installation. The screenshot shows the current host name - which you should ignore. Instead enter the FQDN of your name server, NSx.YOURDOMAIN.TLD or NSx.SUBDOMAIN.YOURDOMAIN.TLD. Consequently the //Default email address// should correspond the same way (admin@yourdomain.tld), | + | {{: |
+ | Webmin Users and Groups control access to Modules | ||
- | 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. | + | ==== Module Management ==== |
+ | These should be the IP4 addresses of the OpenNIC Tier-2s. Normally you use Google' | ||
- | I leave the transfer | + | {{: |
+ | The DNS administrator has full access to the DNS module | ||
- | === Forwarding and Transfers | + | ==== Network Security ==== |
- | These should be the IP4 addresses | + | Debian does not assume anything about the purpose |
- | === DNSSEC Initialization | + | |
- | Access both screens, and set as you wish. Webmin | + | {{: |
+ | If you start iptables with a wrong configuration you might lose access to your instance! | ||
+ | |||
+ | ==== 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 |
- | {{: | ||
- | More to come later | ||
- | //NOTE: Editing of this page is suspended until information for a production server becomes available.// | ||