June 2025 – Page 3 – Domain Web Center

Trump 2020

Cisco VPN Client Error 51 – Open Your Firewall

2025-06-02 Udar Gromov 4

Annoying! How Annoying! This very simple, very typical error message, but it is so hard to find a quick solution. Symptoms: You are starting a Cisco VPN Client and immediately you are getting this error message: Error 51: Unable to communicate with the VPN subsystem. Please make sure that you […]

Horizontal Line in Excel Header and Footer

2025-06-01 Udar Gromov 0

We would like to add a horizontal line to the header of an Excel file to be repeated on every page. To add a horizontal-line we first need to create an image of a horizontal line in your favorite imaging software. Create a PNG image 680 x 3 pixels and […]

© 2017 DomainWebCenter.com. All Rights Reserved. | Disclaimer | Contact the Editor