Windows XP TLS 1.2 and other things to make it usable in 2020.

You have an ancient Windows XP you need to access and keep online. Run Windows Update 2. A working browser is crucial. Firefox ESR 52.9.0 32 bit works great and is available here: https://ftp.mozilla.org/pub/firefox/releases/52.9.0esr/win32/en-US/ 3. Install TLS 1.1 and TLS 1.2 and update IE8 using the POS files. This website is all you need to ...

VMX grayed out and VM can’t be added to inventory.

You are browsing a VMware ESXi datastore and attempting to “Add to inventory”, but the VMX is grayed out. There is a problem in your VMX file. The VMX files are automatically scanned on a directory listing and if there are problems in the file you won’t be given the option to add it to ...

Letsencrypt ACME using BIND DNSSEC Cerbot

8/31/2020 – Work in progress. Should be done by 9/3/2020 These instructions are for FreeBSD, but the only difference for Linux is how you install the needed packages for CertBot. These instructions assume you already have a functioning BIND DNS server and understand what you are doing. Generate a key: ddns-keygen -z example.com Take the ...

Enable RDP on Windows 8 Home or Windows 10 Home

You have a need to enable RDP on an old machine running Windows 8 Home and discover that only Windows 8 PRO has RDP abilities. The solution is to install RDPWrap created by these fine individuals: https://github.com/stascorp/rdpwrap “The goal of this project is to enable Remote Desktop Host support and concurrent RDP sessions on reduced ...

vSphere Replication Appliance won’t reconnect to vCenter

For a multitude of reasons your VR appliance is not connected to vCenter, such as: You updated the SSL certificateYou disconnected the ESXi host that had the vSphere Replication applianceYou rolled back vCenter from a backup or snapshot Login to the VMware vSphere Replication appliance. Identify the password of your keystore. To do this, type ...

FSCK LVM on CentOS Won’t Boot

Your VM won’t boot. FSCK needed on an LVM. You don’t have root and are screwed. Boot the rescue disk. Scan all disks for partiitions:  lvm pvscan Scan all disks for volume groups and build /etc/lvmtab and /etc/lvmtab.d/* which are the database for all other lvm commands: lvm vgscan Change attributes of a logical volume lvm lvchange -ay VolGroup00 ...

zfs: cannot import : I/O error Destroy and re-create the pool from a backup source

Your FreeNAS, or FreeBSD, ZFS zpool lost power and can’t be accessed. Boot the machine and enter the boot loader menu and set these: set vfs.zfs.debug=1set vfs.zfs.recover=1set debug.bootverbose=1 boot -s <enter> to start the machine in single user mode. Once booted: zpool import -fFX -o readonly=on -R /mnt tank (or whatever the name of your ...

Update vCenter VAMI 5480 SSL Certificate

Update vCenter VAMI 5480 SSL Certificate
You have updated the SSL certificate on your Platform Service Controller (PSC) and you probably went through a further nightmare of update the SSL certificates on a bunch of other services. After all of the above was completed, you realized that none of this tediosity updated the VAMI SSL certificate on port 5480. Login to ...

Process Sendmail clientmqueue

You have emails stuck in clientmqueue that are stuck because of a prior sendmail issue. To process all e-mails in the clientmqueue:   sendmail -Ac -q -v Manually flush clientmqueue: sendmail -Ac -q -v

00:0c:29:4c:6f:70 is not an allowed static Ethernet address. It conflicts with VMware reserved MACs.

You are attempting to manually assign a MAC to a vSphere VM in the 00:0c:29:xxx range. You receive this error: Module DevicePowerOn power on failed. Could not set up “macAddress” for ethernet0. Invalid MAC address specified. 00:0c:29:4c:6f:70 is not an allowed static Ethernet address. It conflicts with VMware reserved MACs. Solution:  Edit the .vmx file ...