BT to upgrade Optiva Charging Engine for open APIs 0 30.01.2024 16:51 Telecompaper.com (Telecompaper) Optiva announced a contract extension with UK-based BT Group. Optiva's application server, a key component of the Optiva Charging Engine, will be... Moscow.media Частные объявления сегодня Rss.plus Все новости за 24 часа
