website – How to throttle your own internet connection?
Although you could try to do this via network simulation or downgrading your bandwidth, I recommend doing it on the…
filesystems – mount using nfs4 giving no such device error
I am trying to mount a folder workspace from server to the client over NFS. For this I bind the…
ssl – Curl: unable to get local issuer certificate. How to debug?
I’ve got an odd problem. Updated my LAMP dev machine (Debian) to PHP 7. Afterwards I cannot connect to a…
Windows openvpn client is connected but ip not changing
I have an ubuntu machine on which I am running an openvpn server. From a windows machine on a different…
firewall – How to Unban an IP properly with Fail2Ban
The answer of ukoda is wrong: Call fail2ban-client without parameters and you see a list of possible commands: get JAIL…
How to use rsync over FTP
Depending of what you’re actually trying to do, another completely different approach could be use curlftps to mount a ftp…
email – How to specify multiple included domains in SPF record?
Our business email is hosted on Google apps. In addition, our web server may also send email. Currently our SPF…
https://serverfault.com/questions/788510/bad-mask-30-for-address-in-router-cisco-packet-tracer
https://serverfix.com/questions/788510/bad-mask-30-for-address-in-router-cisco-packet-tracer
windows – Any difference between DOMAINusername and [email protected]?
Assuming you have an Active Directory environment: I believe the backslash format DOMAINUSERNAME will search domain DOMAIN for a user…
openssl – SSL Certificate error: verify error:num=20:unable to get local issuer certificate
So this is what I see as the CA cert name: depth=1 /C=US/O=VeriSign, Inc./OU=VeriSign Trust Network/OU=Terms of use at //www.verisign.com/rpa…