And if you are having trouble reaching a specific application or service, you may need to check the firewall settings to ensure the necessary ports are open, but if you want something that should let you know whether the specific port is open in your environment, you can usetelnetand thenc...
2. Find the firewall settings command for your distribution. For Ubuntu, use theufwcommand. For CentOS, use thefirewalldcommand. 3. Add a new rule for port 587. For Ubuntu, use theufw allow 587/tcpcommand. For CentOS, use thefirewall-cmd –add-port=587/tcpcommand. 4. Ensure the pr...
Step 2 — Adjusting the Firewall Settings Before we’ll be able to work with Checkmk, it’s necessary to allow outside access to the web server in the firewall configuration. Assuming that you followed the firewall configuration steps in the prerequisites, you’ll have a UFW firewal...
How to check the Windows firewall settings from netsh command How to check version of GPO computers are running? How to clear internet cookies and cache via GPO How to configure (Windows 10) the default e-mail client using Group Policy (or SCCM)? how to configure local group policies in ...
After=network-online.target firewalld.service Wants=network-online.target [Service] Type=notify # the default is not to use systemd for cgroups because the delegate issues still # exists and systemd currently does not support the cgroup feature set required # for containers run by docker ...
while testing locally can be useful, it is likely that your org has already added required firewall/security rules to permit your monitoring system to successfully reach target systems save a copy of the certificate chain locally (see cpcert) and use the --filename flag to evaluate the chain...
a program tries to change the exception list of the firewall. a program tries to modify the hosts file. a program tries to create an Autorun entry. a program tries to install a Keylogger. a program tries to camouflage itself in a PIF or CMD file. ...and many, many more......
**OS version: Ubuntu 20.04 LTS ** **Error message: no error message just wrong values ** Problem Description: on two Windows Machines (out of 46) I get wrong filesystem check values. On checkmk (monitoring host) summary of the affected service tells “63.77 of 69.45 GB” so it’s a...
I’ve gone to the BIOS and changed two settings: Turbo mode - Disabled Boost performance mode - Max battery ran sbc-bench again, and all MCE errors are gone: sudo ./sbc-bench.sh WARNING: this tool is meant to run only on Debian Stretch or Ubuntu Bionic. When running on other distros...
I tried to finally set-up surround sound on my Ubuntu 10.04 machine and i was successful in doing so after a while of changing settings and tinkering. After doing so though, i was later in the day not able to get into the Pulseaudio Volume Control, therefore, everything is stu...