Object We recently purchased a couple of FS.com S5810 switches, after some testing, troubleshooting, we get them working and this post is to document the configurations conducted during the process. Configuration examples such as Virtual Switch Link, LACP, DHCP server, etc may help some people if you are struggling. Those Switches’ CLI is very much […]
How to configure FS S5810 switch stacking LACP DHCP Read More »
Object This post is to show you the way to configure VLANs on Ubiquiti Nanostation and demonstrate how to trunk the VLANs using over Point to Point Wireless. Ubiquiti Nanastations are very commonly used by customers when it is not feasible to connect two locations via fibre or the physical distance is over 100M for
Ubiquiti Nanostation – How to Configure VLAN Trunking Read More »
Object This post is to explain the certificates used in Audiocodes SBC when you are configuring with Microsoft Teams Directing. Certificate configuration is essential for a secure SIP TLS connection between Microsoft Teams and your local SBC in both directions, as the “Phone System Direct Routing” interface allows ONLY TLS connections for SIP traffic from
Microsoft Teams Direct Routing Audiocodes SBC Certificates Explanation Read More »
Object PFX is the filename extension of PKCS#12 format that stores many cryptography objects, you can imagine it as a “zip” or “tar.gz” file that contains the private key, actual certificate, trust root CA certificate. It is commonly used by Windows, Linux, and security devices such as firewalls, load balancers. This post will show you
How to merge PFX certificate using OpenSSL Read More »
Object Teams users experiences intermittent Presence issues after we decommissioned the legacy Skype for Business infrastructure, everything is fine but the user presence. Environment Troubleshoot and solution Looking around and suspecting there are still some leftover configurations, dug into the old Skype for Business document and discovered “Hybrid Modern Authentication” is enabled when we were
How to Remove Hybrid Modern Authentication Presence Read More »
Object Juniper VLAN Number Rewrite is very useful when you are executing a network transition project, scenarios can be you are trying to use the same subnets on both new and old environments, or the ISP gives you a VLAN number that overlaps your VLAN number in your current network. Solution The below example shows
How to Rewrite VLAN Number on Juniper EX Read More »
Object Troubleshooting voice issue can be painful if you don’t know where to look, luckily the majority of the products on the market has the right tool to analyze the call flow and assist in troubleshooting, This post is to show you the very basic command to troubleshoot on a Cisco Voice Router / CUBE.
How to Troubleshoot Cisco Voice CUBE Debug Read More »
Object Microsoft Teams Directing Routing enables you to connect a supported Session Board Controller (SBC) to the Microsoft Phone system, there are multiple vendors that offer Microsoft Certified SBC solutions such as Audiocodes, Ribbon, and even Cisco CUBE. The below examples lists the common issues when implementing Audiocodes SBC using direct routing. 1. Communication issue
Microsoft Teams Direct Routing Common Issues Read More »
Issue At the end of Microsoft Teams migration – Skype for Business decommissioning process, we were trying to set up the global TeamsUpgradePolicy to “TeamsOnly”, we got this error “This organization cannot be upgraded to TeamsOnly at the Tennant level because this is an on-premise deployment of Skype for Business detected in 1 or more
How to fix This organization cannot be upgraded to TeamsOnly Read More »
Object When it is coming to project execution and solution integration, ICT network professionals always have the challenge to interconnect multiple vendors together, it is not difficult but painful to deal with. This article is to show you the typical EtherChannel configuration examples when you try to interconnect them across multiple vendors: Cisco and Juniper
How to Configure Cisco Juniper Fortinet EtherChannel LACP Read More »
