When you try to publish new content, you encounter error message similar to this. The outcome can be not only frustrating but can also prevent you from doing other work. I encountered this error message: Publishing failed. You are probably offline. The workaround that can help you resolve this issue if you encounter it: You… Read More »
When you try to restart the nginx service, you encounter error message similar to this. The outcome can be not only frustrating but can also prevent you from doing other work. I encountered this error message: sibgen@en-pta-web-109:~# service nginx start Job for nginx.service failed because the control process exited with error code. See “systemctl status… Read More »
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While reconfiguring a Cisco switch 3750G WS-C3750G-24TS-S1U with version 12.0(5.3). When attempting to run “crypto key genearte rsa“, it was failing with below error: MW-CORE-SW01#conf tEnter configuration commands, one per line. End with CNTL/Z.MW-CORE-SW01(config)#hostname MWiredMW-CORE-SW01(config)#ip domain-name magwinya.co.zaMW-CORE-SW01(config)#crypto key generate rsa % Invalid input detected at ‘^’ marker. Workaround Solution: In order to run “crypto key… Read More »
Last checked: 2 years 6 months ago (Check manually) There was a problem getting update information. Try again later. Solution: Run this to clear cache and checked by system. SQL query root@en-db-03:~# mysql -u root -p Enter password: Welcome to the MariaDB monitor. Commands end with ; or \g. Your MariaDB connection id is 2… Read More »
I recently backup and restored an ISPConfig 3 server root@za-02-802:#mkdir -p /backups/os/ispconfigbkuproot@za-02-802:#cd /backups/os/ispconfigbkup Back up all of the databases on a server: root@za-02-802:/backups/os/ispconfigbkup# mysqldump -u root -p –all-databases > all-database.sql root@za-02-802:/backups/os/ispconfigbkup# tar -pczf completeserverbackup.tar.gz /backups/os/all-database.sql /home /var/vmail /var/log /var/www /var/lib /etc /opt/letsencrypt /usr/local/ispconfig Restore to a New Server or Reinstallation root@za-02-802:#mkdir -p /backups/os/ispconfigbkup root@za-02-802:~# cd… Read More »
Firstly before upgrading IOS, you need to obtain the latest IOS version by logging on to Cisco Software Central at https://software.cisco.com/ and selecting your device type and version. Please note that configure, price, and order Cisco products, software, and services. Available to partners and to customers with a direct purchasing agreement. In my case I… Read More »
For SSH to work, your Cisco switch needs an RSA public/private key pair. The VTY relies on SSH for its secure transport. Follow these steps to set up your Cisco Switch to run SSH: Switch#conf tEnter configuration commands, one per line. End with CNTL/Z.Switch(config)#hostname HO1HO1(config)#ip domain-name magwinya.co.zaHO1(config)#crypto key generate rsa% You already have RSA keys defined… Read More »
Controlling Access to a VTY via SSH to a specific IP helps improve security to your Cisco Switches or Routers. You can control who can access the virtual terminal lines (vtys) to a router or Cisco Switch by applying an access list to inbound vtys. Switch(config)#access-list 1 remark “Restrict SSH Access” Switch(config)#access-list 1 permit host… Read More »
In this article I show you how to configure banner MOTD on Cisco switch. To configure the message-of-the-day (MOTD) banner that displays when the user logs in to a Cisco 2900 Series switch, use the banner motd command. Switch#conf t Enter configuration commands, one per line. End with CNTL/Z. Switch(config)# Switch(config)#banner motd ! Enter TEXT… Read More »