Common Contracts

Exhibit 4.2 KANA COMMUNICATIONS, INC. FOURTH AMENDED AND RESTATED INVESTORS' RIGHTS AGREEMENT TABLE OF CONTENTS -----------------

Investors' Rights Agreement • August 16th, 1999 • Kana Communications Inc • Services-business services, nec • California

• Contract Type
  Investors' Rights Agreement
• Filed
  August 16th, 1999
• Company
  Kana Communications Inc
• Industry
  Services-business services, nec
• Jurisdiction
  California

INVESTORS' RIGHTS AGREEMENT

Investors' Rights Agreement • September 30th, 1998 • Igx Corp/De • Delaware

• Contract Type
  Investors' Rights Agreement
• Filed
  September 30th, 1998
• Company
  Igx Corp/De
• Jurisdiction
  Delaware

RECITALS

Investors Rights Agreement • February 20th, 1997 • Quality Food Centers Inc • Retail-grocery stores • Washington

• Contract Type
  Investors Rights Agreement
• Filed
  February 20th, 1997
• Company
  Quality Food Centers Inc
• Industry
  Retail-grocery stores
• Jurisdiction
  Washington