Here is a simple PowerShell command that will output the FC host adapter interface WWNs.
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Get-WmiObject -class MSFC_FCAdapterHBAAttributes -namespace "root\WMI" | ForEach-Object {(($_.NodeWWN) | ForEach-Object {"{0:x}" -f $_}) -join ":"} |
If your interface have two ports, both will be output in order. This command have been successfully tested with QLogic adapters on Windows 2012 and 2016.
Here is some useful commands to display a domain Time To Live (TTL) using the DIG command (which is usually included within “bind-utils” package). To display the full information :
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dig +nocmd +multiline +noall +answer any domain.tld |
To display the short, default answer :
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dig +nocmd +noall +answer domain.tld |
NOTE : Replace “domain.tld” by the domain you want to query.
If you are not satisfied with the refresh rate of DNS within your active directory environment, there is a way of forcing it by increasing or decreasing the default setting in the registry. First of all, there is a command to find out your curent settings :
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dnscmd /info /dspollinginterval |
It should output something similar to :… Read More »
Experiencing the following alarm event log on your Juniper EX switch? Alarm time Class Description 2016-01-20 07:12:04 UTC Major Upgrade bank is empty or corrupted for FPC 0, please do standard upgrade sequence This is likely because your switch was running an inferior JunOS version than 10.4r3 and it was upgraded to a greater version,… Read More »
Here is some useful commands to list the members of a group in Active Directory using PowerShell. Get members of a group :
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Get-ADGroupMember -Identity "Groupe Name" |
Get members of a group, recursively (to list all members of sub-groups members of that group) :
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Get-ADGroupMember -Identity "Group Name" -Recursive |
NOTE : Replace “Group Name” (keeping the double quotes) with the desired Group… Read More »
You are probably used to all these “get my IP” or “find my IP” kind of site, which show your external / Internet IP on a Web page. However you might be facing some challenge if you are on a CLI only kind of machine. Fortunately there is a few ways to find your public… Read More »
Getting this error from the R1Soft repo lately trying to run a “apt-get update” on Debian Linux? Ign http://repo.r1soft.com stable Release W: GPG error: http://repo.r1soft.com stable Release: The following signatures couldn’t be verified because the public key is not available: NO_PUBKEY 39A4965166BD1D82 Simply do the following to import the new key and get rid of… Read More »
I had this strange issue on Windows 8/10 where changes such as file/folder renaming or deletion not appearing after a modification. A manual “Refresh” from the contextual menu (right click + Refresh) was required to show the last modification. It seem that some Windows core components were corrupted and needed to be repaired/restored. First of… Read More »
Encountering an error 404 file or directory not found with IIS but the file actually exist? This is because IIS won’t serve unknown MIME type/file extension, when encountered, it return that the file does not exist even though it is actually present on the Web server’s file system. To resolve this matter, do the following… Read More »
Having the following error trying to install a unsigned package from Yum repository on CentOS/RHEL? Unless you get an officially signed package(s), you will need to override/accept the installation of unsigned package (if you trust the source/issuer, of course). If installing a locally located rpm file(s), you may use the command “rpm -ivh package-name.rpm“. If… Read More »