You go to ssh to a system and you get the following message @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ @ WARNING: POSSIBLE DNS SPOOFING DETECTED! @ @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ The ECDSA host key for server.domain.com has changed, and the key for the corresponding IP address 10.128.15.2 is … Continue reading →
I found an error in the /opt/zimbra/log/mailbox.log on my zimbra server 2019-11-25 14:12:11,593 ERROR [ScheduledTask-2] [name=galsync@domain.com;mid=116;ds=external;] gal – Error executing gal search com.zimbra.cs.ldap.LdapException: LDAP error: – unable to get connection: ldap host=: An error occurred while attempting to connect to … Continue reading →
nmcli dev wifi nmcli -f ALL dev wifi For more information see here
Continue reading →Logon to the server. Click Start, point to All Programs, point to Administrative Tools, and then click DHCP. Right click on IPv4 and choose Set Predefined Options…. click the Add… button in the Predefined options window. Enter in the information … Continue reading →
Rocky 8 Create a file named /etc/yum.repos.d/dsu.repo [dsu] # to install execute “yum -y install srvadmin-all” name=DSU 8 – $basearch baseurl=http://linux.dell.com/repo/hardware/dsu/os_dependent/RHEL8_64 #failovermethod=priority enabled=1 gpgcheck=0 yum -y install epel-release yum -y install srvadmin-all Adjust the zone as needed depending on … Continue reading →
I have had a need to determine the default logon username on a windows machine – but I was remote So I ran an rdp session to the machine and I pulled up a command line prompt and executed reg … Continue reading →
Problem: You go to install a package with yum command on CentOS and you get the error saying that “Another app is currently holding the yum lock; waiting for it to exit… The other application is: PackageKit”. PackageKit get launched … Continue reading →
Problem: xfreerdp starts up with the following messages [14:51:24:005] [14065:14066] [ERROR][com.freerdp.core.update] – [0x03] Cache Glyph – SERVER BUG: The support for this feature was not announced! Use /relax-order-checks to ignore [14:51:24:005] [14065:14066] [ERROR][com.freerdp.core.update] – order flags 03 failed [14:51:24:005] [14065:14066] … Continue reading →
openvasad -c ‘add_user’ -n <name> -r Admin
Continue reading →Create a new theme with cisco icons First – go to https://www.cisco.com/c/en/us/about/brand-center/network-topology-icons.html Download the PMS 3015 JPG icons. Unzip the file you download into an empty directory From the top menu, select View – Gallery At the top of the … Continue reading →