legacy

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legacy

[leg′əsē]
Etymology: L, legatum, bequest
something that is handed down from the past or intended to be bestowed on future generations.

legacy

Informatics
Referring to a computer system with an expired tenure which left behind a “legacy”—usually negative.
References in periodicals archive ?
Legacy networks were seen as costly and inflexible and are actually deterring companies from adding extra capacity.
The two companies have integrated the Convergin Accolade Wireless Convergence Server (WCS), a state-of-the-art service interaction platform for IMS and pre-IMS 2G/3G/Fixed networks, with BEA WebLogic[R] SIP Server, the industry's first converged Java EE-SIP-IMS application server, for service providers to deliver seamless services across both IP and traditional legacy networks.
Extreme's BlackDiamond 6800 provides a highly available solution for Metro network cores and data centers with high density 10/100, Gigabit Ethernet and Legacy networks with migration requirements to Gigabit Ethernet interconnections.
SS8 Networks provides a complete range of messaging, lawful intercept, and signaling solutions that enable network operators to optimize their investment in traditional, legacy networks while smoothing the transition to 21st century architectures.