Sökning: "röst över IP"

Visar resultat 1 - 5 av 11 uppsatser innehållade orden röst över IP.

  1. 1. Unified Communications with Lync 2013

    Master-uppsats, KTH/Radio Systems Laboratory (RS Lab)

    Författare :Alexandre Kohen; [2013]
    Nyckelord :Unified communications; Microsoft Lync 2013; Enterprise Voice; voice over IP; Telephony; Samordnad kommunikation; Microsoft Lync 2013; Enterprise Voice; röst över IP; telephoni;

    Sammanfattning : Unified Communications solutions bring together several communication modes, technologies, and applications in order to answer businesses’ and individuals’ growing need for simpler, faster, and more effective communications means.  Although many hardware-based products allow the integration of telephony within a computer network environment, telephony features of software-based unified communications solutions are seldom used, which limits their effectiveness or requires another solution to be used jointly. LÄS MER

  3. 2. Cross-Layer optimization in a satellite communication network

    Master-uppsats, KTH/Radio Systems Laboratory (RS Lab)

    Författare :Sabrina Marjorie Dubroca; [2013]
    Nyckelord :voice over IP; satellite communication; cross-layer optimization; QoS; traffic engineering; RSVP-TE; MPLS-TE; source routing; resource reservation; aggregation; röst över IP; satellit kommunikationsnät; kors-nivå optimering; QoS; trafikteknik; RSVP-TE; MPLS-TE; source routing; resurs reservation; aggregering;

    Sammanfattning : This thesis aims to improve a satellite communication network which carries both data streams and Voice over IP (VoIP) communication sessions with resource reservation. The resource reservations are made using the standard protocols for Traffic Engineering: MPLS-TE and RSVP-TE. LÄS MER

  4. 3. MiniSIP as a Plug-in

    Master-uppsats, KTH/Kommunikationssystem, CoS

    Författare :Arun Arumugam Mathivanan; [2012]
    Nyckelord :VoIP; MiniSIP; Firefox plugin; web-browser; VoIP; MiniSIP; Firefox plugin; webbläsare;

    Sammanfattning : Internet telephony has rapidly becoming an integral part of life. Due to its low incremental cost and the wide availability of voice over IP (VoIP) based services these services being used by nearly everyone. Today there are many VoIP applications available in the market, but most of them lack basic security features. LÄS MER

  5. 4. VoIP Operators : From a Carrier Point of View

    Master-uppsats, KTH/Kommunikationssystem, CoS

    Författare :Christina Sidiropoulou; [2011]
    Nyckelord :VoIP; fault management; SBC; SIP; carrier; troubleshooting; telecom; VoIP; felhantering SBC; SIP; carrier; felsökning; telecom;

    Sammanfattning : Voice over Internet Protocol (VoIP) is a service that has recently gained a lot of attention from the telecommunications (telecom) world since both Internet service providers (ISPs) and telecommunications operators have realized the important advantages that it can offer. Although traditional telephony is well established both in the telecom world and in our daily lives, VoIP is now competing with it by offering cost savings, simplicity, and introducing new ways of communicating. LÄS MER

  7. 5. Multiple Escrow Agents in VoIP

    Master-uppsats, KTH/Kommunikationssystem, CoS

    Författare :Abdullah Azfar; [2010]
    Nyckelord :Key escrow; VoIP; Law Enforcement Agency; Multiple Escrow Agents; Threshold Cryptography; Reliability; Availability; Shamir s Secret Sharing;

    Sammanfattning : Using a Key escrow agent in conjunction with Voice over IP (VoIP) communication ensures that law enforcements agencies (LEAs) can retrieve the session key used to encrypt data between two users in a VoIP session. However, the use of a single escrow agent has some drawbacks. LÄS MER