What do you need to pay attention to when switching from ISDN to VoIP telephony in terms of voice quality? toplink gives some advice and clarifies misunderstandings.

What is a SIP provider and which tasks he takes on the IP telephony? toplink clarifies you here what a SIP provider is and what advantages they have.

What is a SIP provider and which takes he take? toplink explains the connection between SIP proivder and VoIP telephony!

To use internet telephony efficiently, you need an IP telephone system. What this is exactly, you will learn in this post.

What is a virtual telephone system connection (SIP trunk)? toplink explains what a SIP trunk is and where you can use it.

Virtual telephone systems are a good alternative to conventional telephone systems. With VoIP you can easily make phone calls. Here you get more information.

What is a VoIP connection and what do you need it for? toplink informs you how VoIP and SIP works and what distinguishes a VoIP connection.

With the telephony over the internet, the VoIP telephone system gets more important. toplink explains what it is all about and what benefits it has.

To use internet telephony efficiently, you need an IP telephone system. What this is exactly, you will learn in this post.

What is a HPBX (hosted PBX)? toplink explains how HPBX is related to virtual telephone systems and IP telephony - get more information here!

With Skype for Business you have a communications tool at your fingertips that help you collaborate more efficiently and share documents faster.

What is the difference between ISDN and DSL? What advantages and disadvantages both internet accesses have, read here more!

What is the difference between DSL and fiber optics? toplink gives you an overview of the internet accesses DSL, VDSL and fiber optics.

What is the difference between VoIP and SIP? Where are VoIP and SIP connected and where are the differences? More information here.

What is the difference between VoIP and ISDN? toplink clarifies the differences and why a change is worthwhile for you!

What can you understand under Unified Communications? toplink presents the term and the advantages and disadvantages and shows possible usage of Unified Communications.

Would you like to contact toplink directly?

You can reach us personally at:
+49 6151 6275 0

We will be happy to answer your e-mail inquiry under:
info@toplink.de

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