Awarded 28 Apr 2021
This is an awarded contract.
View Live TendersUpgrade of Landline Service from ISDN to SIP by Public Transport Authority
About
Public Transport Authority awarded a contract to Telstra Business and Enterprise for upgrading landline services from Integrated Services Digital Network (ISDN) to Session Initiation Protocol (SIP).
This contract reflects a broader industry shift from legacy ISDN systems to more flexible and cost-effective SIP-based communications, often driven by the need for modernization and integration with digital networks.
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