Sept 27 (Reuters) - Mitel Networks Corp MNW.TO
* Mitel Networks Corp - entered into a first amendment to its secured credit agreement with Citizens Bank, N.A., as administrative agent
* Mitel Networks Corp - credit agreement amendment provides for incremental term loans in an aggregate principal amount of US$300 million
* Mitel Networks Corp - credit agreement amendment amends mitel's existing credit facility dated as of March 9, 2017