o
optisun_engg

EnggUmair

@optisun_engg
5,0(10)
Pakistan
Inglese, Urdu
Alcune informazioni sono riportate in lingua inglese.
Chi sono
I have completed my engineering in a computer related feild. Have 5 years of experiance in VOIP feild. I have done CISCO certifications as well as other VOIP PBX Related courses. Now i want to spread my business internationally.... Continua a leggere

Competenze

o
optisun_engg
EnggUmair
offline • 
Tempo di risposta medio: 1 ora

Consulta i miei servizi

VoIP e telefonia
I will configure your voip pbx 3cx, yeastar, and sip trunks
5,0(10)
A partire da30 USD / progettoMaggiori dettagli

10 Recensioni
5,0

(10)
(0)
(0)
(0)
(0)
Valutazione dettagliata
  • Livello di comunicazione del venditore
    5
  • Qualità della consegna
    5
  • Valore della consegna
    5
1-5 di 10 recensioni
Ordina per
Più rilevante
    G

    georgefifi

    MX

    Messico

    5

    Umair did an exceptional job. I had a complex PBX + GSM gateway configuration, and he solved issues that others couldn’t. His knowledge of SIP, routing, and VoIP troubleshooting is truly professional.Communication was fast, clear, and friendly. He worked patiently, inspected packet captures, and configured...

    Fino a 50 USD

    $

    3 giorni

    Tempo

    gig

    VoIP e telefonia

    Utile?
    Sì
    No
    U

    upnabove

    US

    Stati Uniti

    5

    “Your problem-solving skills are on another level.”

    Fino a 50 USD

    $

    6 giorni

    Tempo

    gig

    VoIP e telefonia

    Utile?
    Sì
    No
    A

    alessandrofli

    IT

    Italia

    5

    Very very good professionist!

    Fino a 50 USD

    $

    3 giorni

    Tempo

    gig

    VoIP e telefonia

    Utile?
    Sì
    No
    I
    image-docs

    ishola_designer

    GB

    Regno Unito

    5

    my friend always give the best service

    Fino a 50 USD

    $

    2 giorni

    Tempo

    gig

    VoIP e telefonia

    Utile?
    Sì
    No
    A
    image-docs

    amjedali1981

    SA

    Arabia Saudita

    5

    A very professional engineer who provided quick and efficient support in setting up the Yeastar PBX with dual trunk configuration and seamless call routing to our cloud-based call center. Above all, he demonstrates excellent communication skills, a positive attitude, and a kind personality — which makes...

    Fino a 50 USD

    $

    1 giorno

    Tempo

    gig

    VoIP e telefonia

    Utile?
    Sì
    No