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Recent Posts
- Integrating VICIdial with CRM: Solving Custom Field and Data Sync Issues
- How to Remove +91 / 91 from Incoming Caller ID in VICIdial (Fix Lead Matching Issue)
- How to Retrieve VICIdial Admin Password from MySQL Database
- How to Manage KVM Virtual Machines on Ubuntu Server Using virsh
- Palo Alto UNAT Configuration – Step-by-Step Lab Guide (LAN → DMZ via WAN)
Author Archives: Gkhan
How to Delete Issabel Call Recording Files
Issabel PBX, a popular open-source Unified Communication solution, saves call recordings in the directory /var/spool/asterisk/monitor/. Over time, these call recordings can consume significant disk space, leading to storage issues. To ensure your server continues to operate efficiently, it is necessary … Continue reading
How to Create IVR Prompt Audio Files Using Online Tools
Interactive Voice Response (IVR) systems are essential for businesses looking to automate customer interactions. A professional and clear IVR prompt ensures that customers can navigate options effectively. If you already have a WAV file for your IVR prompts, you might … Continue reading
How to Easily Configure WireGuard Clients on Android and iOS Using QR Codes
WireGuard has become the go-to VPN protocol for its simplicity, speed, and strong encryption. One of its most convenient features is the ability to configure WireGuard clients on Android and iOS devices using a built-in QR code scanner. This eliminates … Continue reading
Troubleshooting: Fixing NMTUI Not Working on CentOS 7
If you’re using CentOS 7 and are having trouble getting NMTUI (NetworkManager Text User Interface) to work properly, you’re not alone. This issue can arise for various reasons, but often, it’s due to improper installation or configuration of the NetworkManager … Continue reading
How to Fix “No Bootable Device Found” Error in PNETLab for QEMU Images
If you’re working with PNETLab (PnetLAB) and encountering the “No Bootable Device Found” error when booting a QEMU image, don’t worry—you’re not alone. This issue is often due to incorrect image or folder naming. Fortunately, it can be quickly fixed … Continue reading
Posted in Network
Tagged Error in PNETLab for QEMU Images, No Bootable Device Found, PNETLAB
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How to change Pnetlab IP address or reset Pnetlab
How to change Pnetlab IP address or reset Pnetlab Login to your Pnetlab console with root and password you have given to root type the following command rm -f /opt/ovf/.configured Now type below command su with dash su – it … Continue reading
How to Fix iShare2 Not Working After PNetLab VMware Image 4.2.10 Installation
How to Fix iShare2 Not Working After PNetLab VMware Image 4.2.10 Installation If you’ve recently installed the PNetLab VMware image version 4.2.10 and are experiencing issues with iShare2 not working, you’re not alone. This is a common problem faced by … Continue reading
How to Recover MikroTik Router RB750Gr3 from Failed Firmware Upgrade Using Netinstall
MikroTik routers are known for their reliability and performance, but sometimes things can go wrong, especially during firmware upgrades. If your MikroTik RB750Gr3 router has experienced a failed firmware upgrade, you can use the Netinstall tool to recover it. Netinstall … Continue reading
Posted in Mikrotik
Tagged Failed Firmware Upgrade, RB750Gr3, Recover MikroTik Router RB750Gr3
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How to Install ZeroTier VPN Client on CentOS 7
ZeroTier is a powerful and easy-to-use VPN solution that allows you to create secure networks and connect devices across the globe. In this guide, we will walk you through the installation process of the ZeroTier VPN client on CentOS 7. … Continue reading
How to change SIP Port in Issabel
How to change SIP Port in Issabel Securing Your Issabel IP PBX: A Step-by-Step Guide to Changing SIP Ports Issabel IP PBX systems play a pivotal role in modern business communications, facilitating seamless voice and data integration. To enhance the … Continue reading