Object: Electronic Auction - Hiring A Specialized Company To Supply And Maintain An Integrated Fixed Telephony And Multimedia Solution (Stfc And Scm), Including Sip Trunks With Dedicated Link, Compatible Gateway, Portability Of Institutional Numbers, Central Sip/Voip Lines Hybrid Digital Ip Pabx, Telephone Handsets, Items With Unlimited Call Packages, Specific Item Of International Calls (Ldi) Charged In The Form Of Contracting, And 24X7 Technical Support, As Per Notice And Tr.