Phone System vs No Phone system

Voice Services (PSTN) Deployments based on Microsoft Teams Phone vs. Quobis Phone

MS Teams is the most popular UCaaS solution on the planet with 500,000 organizations of all sizes using it. Although some voices point to a certain growth stagnation, the reality is that 250 million active users as a whole represent a market where an entire ecosystem of services integrated with this platform can grow. Among all the possible…

PSTN CALL on MS Teams

What is the role of PSTN calls in the MS Teams ecosystem?

Unified communications must still consider the use of technologies sometimes considered legacy, but which still have an inalienable validity today. MS Teams is no exception, and in order to offer a complete UCaaS solution it must coexist with traditional phone calls. Obviously between two MS Teams users the possibility of calling each other at any time…

Certificates and domains MS Teams SBCs

Certificates and domains in MS Teams Direct Routing

The first step will be to decide the domain name that we will assign to our certified SBC. For example: sbc-for-msteams.name-company.com Taking this domain into account, we generate the corresponding CSR (certificate signing request) in the SBC, including the FQDN and the company data (name, location, department, etc.) and we will request the generation of…

SBA MS Teams

What is MS Teams Survivable Branch Appliance (SBA)?

MS Teams is one of the most popular collaboration platforms today. Quobis is helping service providers and enterprises to adopt the best practices to interconnect the Microsoft Phone System with their existing infrastructure. Behind this, there are several challenges, including interworking, transcoding, call ciphering and different ways to route the traffic. Quobis has been addressing these issues…

SBC for MS Teams

Session Border Controller (SBC) requirements for MS Teams

SBC as key element on Direct Routing scenarios Interconnection with MS Teams represents a technical challenge as it manages signaling and media in a different way to traditional PBX. SBCs are elements that have been designed to defeat all the problems and concerns related to security (preventing DDoS attacks, topology hiding, etc), interconnection between different vendor platforms (SIP normalization) and performance of SIP networks (monitoring…

What is the Microsoft Teams Phone?

What is the Microsoft Teams Phone?

To act as a complete UCaaS solution, Microsoft Teams needs access to the Microsoft Teams Phone. There is some confusion between technology and service (not to be confused with Microsoft calling plans “MS Calling Plans”). Microsoft Teams Phone is a Microsoft technology or product that enables call control and certain typical capabilities of a PBX in…

Advantages and disadvantages of hybrid and native apps

Advantages and disadvantages of hybrid and native apps

are those built for each OS using the specific framework of the environment. This means that an application needs to be developed for each of the environments. The bright side is that the application can interact directly with the device operating system meaning you gain a better experience and optimized application at the cost of…

Why independence is important for your ICT strategy

Why independence is important for your ICT strategy

The meaning of independence in the ICT sector When it comes to the procurement of information and communication technology, many companies tend to choose one of the major vendors. They go with the seemingly safest option, living up to the old phrase “nobody ever got fired for buying IBM”. Nowadays, this saying might not apply…

Quobis loves WebRTC

Contributions of Quobis for the standardization of WebRTC

Firstly, we participated in the definition of SIP version to be used over Websocket (RFC7118), with also two Spanish. Websocket enables bidirectional communication form the Web browser which makes it suitable for a protocol like SIP which requires bi-directional (client -> server, server -> client) and asynchronous communication. We initially developed a JS SIPoWS stack,…

SFUs vs MCUs: which is the best way to manage multi-conferencing?

SFUs vs MCUs: which is the best way to manage multi-conferencing?

MCU the veteran and the most efficient in terms of bandwidth MCUs have been used for a long time, since the former H.323 era. Basically, it receives a stream from each participant and, after decoding, composes them into a new stream to be submitted to all the participants. So users send one stream and receive…