[Unibeast] There was an error creating your unibeast drive: Couldn’t modify plist
This error comes up when you partition your USB drive with “Master Boot Record” selected in the options. Change it to GUID and you’ll be all set.
Author: John Reyes
[Cisco 3750] Updating SDM Template on Stack without downtime
Unfortunately you can not update the SDM template (commonly done to enable IPv6) on a 3750 switch stack without downtime. The slave switches will automatically use the SDM template that the master is running. SDM templates take effect on a reboot so here’s what happens when you try to do it on a stack: 1. […]
[JunOS/Juniper EX2200] truncated or corrupted package during JunOS install
When performing a JunOS upgrade we ran into the following error. We received it with different versions on multiple attempts: hostname> request system software add install-ex-2200-releaseRrevision-domestic-signed.tgz Checking pending install on fpc0 Validating on fpc0 truncated or corrupted package: /var/tmp/install-ex-2200-releaseRrevision-domestic-signed.tgz We were installing the image from a flash drive plugged into the EX2200 switch. […]
[JunOS/Juniper EX2200] mgd: unable to execute /usr/sbin/ffp: Bad file descriptor
When setting up a used EX2200 switch we encountered the following error when performing a commit check: {master:0}[edit] root# commit check mgd: unable to execute /usr/sbin/ffp: Bad file descriptor mgd: unable to execute /usr/sbin/ffp: Bad file descriptor error: foreign file propagation (ffp) failed We checked the file system and those binary didn’t exist so we’re […]
[libguestfs/CentOS] libguestfs: error: xfs_growfs: feature ‘xfs’ is not available in this build of libguestfs.
You don’t have the libraries installed for managing XFS filesystems. Resolution: yum -y install xfsprogs xfsprogs-devel
[PHP/MySQL] Call to undefined method mysqli_stmt::get_result()
You need to install the php-mysqlnd package. In CentOS: yum remove php-mysql yum install php-mysqlnd
[CentOS 6.7/Areca RAID] Kernel Update results in Pid: 1, comm: init Not tainted
When performing a “yum update” on a CentOS 6.5 server to bring it up to CentOS 6.7 the Areca RAID driver wasn’t compiled in the ramdisk for the kernel (or installed for the kernel) even after installing kmod-arcmsr-1.30.0X.20_rhel6.7-1.x86_64.rpm resulting in the following error: Kernel panic – not syncing: Attempted to kill init! Pid: 1, comm: […]
[Linux] Automatically filling in shell script inputs
If you need to automatically fill in inputs on shell scripts you can’t use echo as it will pass it as an argument to the shell script instead of writing it to stdin for the script. Instead use printf. Below is an example of using it for an OSSEC install: # printf “en\n\nlocal\n\nn\n\n\n\n\n\n\n\n\n” | ./install.sh
[CentOS] Populating /proc /sys and /dev when using chroot /mnt/sysimage
If you are using CentOS rescue to fix a server and it can not automatically map/find/rebuild/whatever the directory structure correctly you may find this useful. Using chroot after fixing everything yourself does not populate the /dev /proc and /sys directories so you need to do it yourself, if the rescue image finds the install automatically […]
[JunOS/Cisco IOS] Setting up an EtherChannel between Juniper and Cisco devices
Cisco devices by default use PAgP (Port Aggregation Protocol) when establishing EtherChannel connections between devices. PAgP is a proprietary protocol that is exclusive to Cisco systems. LACP is a protocol that accomplishes the same thing but is universal and thus available on Juniper devices. Here’s how to set them up. Cisco side. Here’s the configuration […]