Tags
- 1777
- acme-client
- alpine
- BSD
- chroot
- Computers
- dns
- error
- FreeBSD
- howto
- HTTP
- HTTPD
- HTTPS
- ICMP
- Internet
- jail
- ktrace
- linux
- lockspool
- mail server
- mua
- MySQL
- OpenBSD
- patch
- permissions
- PHP
- php-frm
- pine
- ping
- Sender Policy Framework
- server
- smtpd
- SpamAssassin
- spf
- SSL
- TLS
- traceroute
- T_SPF_HELO_PERMERROR
- umask
- unix
- vm
- VPS
- web
- WordPress
-
Recent Posts
- HOWTO Fix Artificially High Load Average on FreeBSD Running on Oracle Cloud
- HOWTO Allow Ping and Traceroute and MTR (ICMP) to Oracle Cloud Vm Instances and Generally Configure the Firewall- A Visual Guide
- Clock Offset When Running DragonFlyBSD in a VM with Bhyve under FreeBSD
- HOWTO Fix Slow Networking with a WireGuard server in a FreeBSD Jail on a VPS, and Slow Downloads in a Jail on a VPS
- HOWTO Fix obhttpd[1234]: parent: send server: Protocol not supported on FreeBSD
Author Archives: joe
HOWTO Fix Artificially High Load Average on FreeBSD Running on Oracle Cloud
I noticed that my amd64 VPSes on Oracle Cloud all had load averages over 1.0. These are the free tier VM.Standard.E2.1.Micro instances. # w 6:11PM up 5 days, 1 hr, 2 users, load averages: 1.39, 1.62, 1.41 This was with … Continue reading
Posted in Uncategorized
Tagged BSD, Computers, FreeBSD, Load Average, Oracle Cloud, unix, vm, VPS
Leave a comment
HOWTO Allow Ping and Traceroute and MTR (ICMP) to Oracle Cloud Vm Instances and Generally Configure the Firewall- A Visual Guide
So you set up your Free Oracle Cloud trial, including the always free tier which give you some free VPS virtual machines ostensibly forever. Or you are migrating your business resources to Oracle Cloud, as it is slightly less evil … Continue reading
Posted in Uncategorized
Tagged block, cloud, filtering, firewall, ICMP, ingress, mtr, Oracle, OracleCloud, ping, traceroute, unblock, unix
Leave a comment
Clock Offset When Running DragonFlyBSD in a VM with Bhyve under FreeBSD
When running a DragonFlyBSD system as a guest OS virtual machine under the Bhyve hpervisor running under FreeBSD as the host I ran into an issue where the clock on the DragonFlyBSD vm was way off and had to do … Continue reading
Posted in Uncategorized
Tagged bhyve, BSD, clock, Computers, DragonFlyBSD, FreeBSD, hypervisor, localtime, RTC, time, unix, UTC, Virtual Machine, vm
Leave a comment
HOWTO Fix Slow Networking with a WireGuard server in a FreeBSD Jail on a VPS, and Slow Downloads in a Jail on a VPS
I was setting up WireGuard server on a FreeBSD machine (13.0) on a VPS. In this case the VPS was a Contabo VPS which uses KVM. (Edit: I just encountered the same issue with an Oracle Cloud VM Instance as … Continue reading
Posted in Uncategorized
Tagged download, fix, FreeBSD, howto, jail, KVM, Networking, slow, unix, VPN, VPS, WireGuard
Leave a comment
HOWTO Fix obhttpd[1234]: parent: send server: Protocol not supported on FreeBSD
I was putting OpenBSD Httpd (obhttpd as it is known on FreeBSD) in a jail on FreeBSD 13.0. When I fired up the webserver I got the following error in the logs: obhttpd[1234]: parent: send server: Protocol not supported The … Continue reading
Broken IPv6 on FreeBSD or mtr: Unexpected mtr-packet error with IPv6 on FreeBSD 13, or Other BSD Systems
This error could be caused by a number of things, but in my case it was a simple error in my ipfw rules. My FreeBSD 13 box would work perfectly for IPv4, but fail with this error for IPv6. IPv6 … Continue reading
Custom Routing for FreeBSD Jails – or How To Set a Unique Default Route or Default Gateway for Each Jail
I was recently configuring a FreeBSD 13.0 box to run unbound (caching DNS Resolver) in two separate jails. The machine was connected to two WANs through two interfaces. The goal was to have one unbound jail route queries to WAN … Continue reading
Posted in Uncategorized
Tagged BSD, Computers, default gateway, dns, fib, FreeBSD, Internet, jail, route, routing, setfib, unbound, unix
Leave a comment
FreeBSD 13 on Raspberry Pi Hangs at First Reboot After Install
I have been putting FreeBSD on a couple of Raspberry Pis. One was an old Raspberry Pi Model B (256M of RAM– the first one released). The other was a newer RPI 3B. On the RPI3B I had a 64GB … Continue reading
Posted in Uncategorized
Tagged BSD, Bug, Fail, FreeBSD, growfs, Hang, Install, Mount Img File, mountroot, Raspberry Pi, SD Card, unix
2 Comments
How to Fix It: Error connecting to database: SQLSTATE[HY000] [2054] The server requested authentication method unknown to the client with PHP and MySQLd
So you updated MySQLd, or perhaps you just updated your distro, like to Ubuntu 20 LTS or whatever the latest and great flavor of the day is… And now you keep getting these pesky errors every time you try to … Continue reading
courier mta Virtual Users Deliver to mbox Instead of Maildir – Failure of maildrop – .mailfilter Doesn’t Work
In a recent server upgrade (and in fact in a prior server upgrade a few years back) I ran into a problem where my Courier Mail Server (courier-mta) virtual users (virtual domains) for use with IMAP or POP3 (and with … Continue reading
Posted in Uncategorized
Tagged authdaemon, authmysql, Computers, config, courier, courier-mta, email, ESMTP, IMAP, linux, mail, maildrop, MySQL, POP, SMTP, Ubuntu, unix, Virtual, Virtual Domains, Virtual USers
Leave a comment