Recently Updated Pages
Kickstart Ethernet Devices
(2014-02-17) Problem the specified interface eth0 does not exist Solution In the general case, sp...
Force NFS v3 Mounts
(2014-07-17) Problem My CentOS 6 client is trying to mount everything using NFS v4 and I want it ...
Client nis Setup
(2019-03-25) NIS client setup cookbook #!/bin/bash DOMAIN=my.nis.domain SERVERNAME=server4.my.ni...
Leap Second
Problem My nasty java app is eating up all the CPU it can get. (Possibly sharing with something e...
0x80070035 the network path was not found
(2013-06-03) Problem Trying to browse to a samba server by name from a Windows system yields the ...
Ignore Host-ID
(2014-06-26) Problem I want to ignore the host-ID on connection for ssh. Yes, I know it is a dumb...
Install VMware Tools Yum Repository
(2014-01-14) Install VMware tools into a new Linux VM with a repository that will keep them updat...
Active Directory with SSSD
(2021-02-03) Rough Notes install realmd # realm discover # realm join zoneName -U adminUser i...
arp
(2016-11-22) Problem arp -a is too brief. In keeping with the new trend of banging in long comman...
Auto SSH Agent
(2019-09-04) Notes that probably won't make any sense to anyone other than myself. This is border...
DSA SSH Hostkeys
(2017-05-25) Problem I have a stone-age host monitor thing that is complaining that it can't find...
Unban IP Address
(2017-05-06) Solution # fail2ban-client set sshd unbanip a.b.c.d
Get Sendmail To Listen On 25, 425, and 587
(2017-05-03) Problem I want one sendmail.cf to control access to port 25 (no auth, access rules o...
grub parameters
(2017-09-13) Changing Grub Parameters With Grubby for KERNEL in /boot/vmlinuz-*; do grubby --...
hostname
(2016-11-21) Problem Setting the computer's hostname hasn't changed for the last 20 years or so. ...
Install Grub
(2018-08-21) Problem RHEL 7 doesn't have "grub" command for making RAID-1 disks bootable. Alleged...
journalctl
(2019-09-11) Examples # journalctl -u vmtoolsd --since=today # journalctl -u sshd
Passwordless SSH On NFS Home Dirs
(2017-04-28) Problem Can't use passwordless ssh to a target system. Solution In this particular c...
PHP 7
(2021-02-23) Installing PHP 7 Instructions for7.4 Older information (2017-09-13) CentOS 7 provide...
SSH no matching cypher
(2019-03-15) Problem Unable to negotiate with $IP port 22: no matching cipher found. Their offer:...