<SEC-DOCUMENT>0001104659-19-043356-index.html : 20190801 <SEC-HEADER>0001104659-19-043356.hdr.sgml : 20190801 <ACCEPTANCE-DATETIME>20190801163609 ACCESSION NUMBER: 0001104659-19-043356 CONFORMED SUBMISSION TYPE: S-8 PUBLIC DOCUMENT COUNT: 5 FILED AS OF DATE: 20190801 DATE AS OF CHANGE: 20190801 EFFECTIVENESS DATE: 20190801 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Ribbon Communications Inc. CENTRAL INDEX KEY: 0001708055 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-COMPUTER INTEGRATED SYSTEMS DESIGN [7373] IRS NUMBER: 821669692 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: S-8 SEC ACT: 1933 Act SEC FILE NUMBER: 333-232946 FILM NUMBER: 19993189 BUSINESS ADDRESS: STREET 1: 4 TECHNOLOGY PARK DRIVE CITY: WESTFORD STATE: MA ZIP: 01886 BUSINESS PHONE: 978-614-8090 MAIL ADDRESS: STREET 1: 4 TECHNOLOGY PARK DRIVE CITY: WESTFORD STATE: MA ZIP: 01886 FORMER COMPANY: FORMER CONFORMED NAME: Sonus Networks, Inc. DATE OF NAME CHANGE: 20171027 FORMER COMPANY: FORMER CONFORMED NAME: Solstice Sapphire Investments, Inc. DATE OF NAME CHANGE: 20170531 </SEC-HEADER> <DOCUMENT> <TYPE>S-8 <SEQUENCE>1 <FILENAME>a19-16404_1s8.htm <DESCRIPTION>S-8 <TEXT> Document 1 - file: a19-16404_1s8.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-5.1 <SEQUENCE>2 <FILENAME>a19-16404_1ex5d1.htm <DESCRIPTION>EX-5.1 <TEXT> Document 2 - file: a19-16404_1ex5d1.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-23.1 <SEQUENCE>3 <FILENAME>a19-16404_1ex23d1.htm <DESCRIPTION>EX-23.1 <TEXT> Document 3 - file: a19-16404_1ex23d1.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>4 <FILENAME>g164041kii001.gif <DESCRIPTION>GRAPHIC <TEXT> Document 4 - file: g164041kii001.gif
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>5 <FILENAME>g164041kii002.gif <DESCRIPTION>GRAPHIC <TEXT> Document 5 - file: g164041kii002.gif
</DOCUMENT> </SEC-DOCUMENT>