U.S.-based network performance software solutions provider Riverbed Parent Inc.'s operating performance deteriorated through the second quarter of 2019 and its S&P-adjusted leverage increased steeply to more than 11.5x. We now view the prospect of Riverbed stabilizing its performance and materially deleveraging as diminishing and believe there exists a potential the company will pursue a distressed exchange given that its debt is trading at deeply distressed levels. We are lowering our issuer credit rating on Riverbed to 'CCC+' from 'B-', our issue-level rating on its first-lien credit facility to 'CCC+' from 'B-', and our issue-level rating on its senior unsecured notes to 'CCC-' from 'CCC'. Our recovery ratings remain unchanged. The negative outlook reflects the potential that we could lower our