Revised Virtual Private Network Services Agreement Sample Contracts

Exhibit 10.1 AMENDMENT FOUR TO REVISED VIRTUAL PRIVATE NETWORK SERVICES AGREEMENT

Revised Virtual Private Network Services Agreement • January 27th, 1999 • Concentric Network Corp • Telephone communications (no radiotelephone)

• Contract Type
  Revised Virtual Private Network Services Agreement
• Filed
  January 27th, 1999
• Company
  Concentric Network Corp
• Industry
  Telephone communications (no radiotelephone)