Common use of APPLIEDTHEORY CORPORATION Clause in Contracts

APPLIEDTHEORY CORPORATION. By: /s/ Danny E. Stroud ----------------------------------- Name: Danny E. Stroud Title: Xxxxxxxxx SUBSIDIARIES: APPLIEDTHEORY GEORGIA CORPORATION By: /s/ Danny E. Stroud ----------------------------------- Name: Danny E. Stroud Title: Xxxxxxxxx APPLIEDTHEORY SEATTLE CORPORATION By: /s/ Danny E. Stroud ----------------------------------- Name: Danny E. Stroud Title: Xxxxxxxxx APPLIEDTHEORY CALIFORNIA CORPORATION By: /s/ Danny E. Stroud ----------------------------------- Name: Danny E. Stroud Title: Xxxxxxxxx APPLIEDTHEORY VIRGINIA CORPORATION By: /s/ Danny E. Stroud ----------------------------------- Name: Danny E. Stroud Title: Xxxxxxxxx APPLIEDTHEORY AUSTIN CORPORATION By: /s/ Danny E. Stroud ----------------------------------- Name: Danny E. Stroud Title: Xxxxxxxxx APPLIEDTHEORY COLORADO CORPORATION By: /s/ Danny E. Stroud ----------------------------------- Name: Danny E. Stroud Title: Xxxxxxxxx LENDERS: HALIFAX FUND, L.P. By: The Palladin Group, L.P., as Attorney-in-Fact By: /s/ Maurice Hryshko ----------------------------------- Name: Maurice Hryshko Title: Xxxxxxx PALLADIN PARTNERS I, L.P. By: The Palladin Group, L.P., as Attorney-in-Fact By: /s/ Maurice Hryshko ----------------------------------- Name: Maurice Hryshko Title: Xxxxxxx PALLADIN OVERSEAS FUND LTD. By: The Palladin Group, L.P., as Attorney-in-Fact By: /s/ Maurice Hryshko ----------------------------------- Name: Maurice Hryshko Title: Xxxxxxx DeAM CONVERTIBLE ARBITRAGE FUND, LTD. By: The Palladin Group, L.P., as Attorney-in-Fact By: /s/ Maurice Hryshko ----------------------------------- Name: Maurice Hryshko Title: Xxxxxxx LANCER SECURITIES (CAYMAN) LTD. By: The Palladin Group, L.P., as Attorney-in-Fact By: /s/ Maurice Hryshko ----------------------------------- Name: Maurice Hryshko Title: Xxxxxxx ELLIOTT ASSOCIATES, L.P. Bx: /x/ Paul E. Singer ----------------------------------- Name: Paul E. Singer Title: Gxxxxxx Xxxxxxx ELLIOTT INTERNATIONAL, L.P. Xx: Xxxiott International Capital Xdvisors Inc., as Attorney-in-Fact By: /s/ Paul E. Singer ----------------------------------- Name: Paul E. Singer Title: Pxxxxxxxx

APPLIEDTHEORY CORPORATION. By: /s/ Danny E. Stroud Davix X. Xxxxxx ----------------------------------- Name: Danny E. Stroud Davix X. Xxxxxx Title: Xxxxxxxxx SUBSIDIARIES: APPLIEDTHEORY GEORGIA CORPORATION By: /s/ Danny E. Stroud ----------------------------------- Name: Danny E. Stroud Title: Xxxxxxxxx APPLIEDTHEORY SEATTLE CORPORATION By: /s/ Danny E. Stroud ----------------------------------- Name: Danny E. Stroud Title: Xxxxxxxxx APPLIEDTHEORY CALIFORNIA CORPORATION By: /s/ Danny E. Stroud ----------------------------------- Name: Danny E. Stroud Title: Xxxxxxxxx APPLIEDTHEORY VIRGINIA CORPORATION By: /s/ Danny E. Stroud ----------------------------------- Name: Danny E. Stroud Title: Xxxxxxxxx APPLIEDTHEORY AUSTIN CORPORATION By: /s/ Danny E. Stroud ----------------------------------- Name: Danny E. Stroud Title: Xxxxxxxxx APPLIEDTHEORY COLORADO CORPORATION By: /s/ Danny E. Stroud ----------------------------------- Name: Danny E. Stroud Title: Xxxxxxxxx LENDERSSr. VP/CFO INVESTORS: HALIFAX FUND, L.P. By: The Palladin GroupTHE PALLADIN GROUP, L.P., as L.P. Attorney-in-Fact By: /s/ Maurice Hryshko Stevxx X. Xxxxxx ----------------------------------- Name: Maurice Hryshko Stevxx X. Xxxxxx Title: Xxxxxxx Managing Director PALLADIN PARTNERS I, L.P. By: The Palladin GroupTHE PALLADIN GROUP, L.P., as L.P. Attorney-in-Fact By: /s/ Maurice Hryshko Stevxx X. Xxxxxx ----------------------------------- Name: Maurice Hryshko Stevxx X. Xxxxxx Title: Xxxxxxx Managing Director PALLADIN OVERSEAS FUND LTD. By: The Palladin GroupTHE PALLADIN GROUP, L.P., as L.P. Attorney-in-Fact By: /s/ Maurice Hryshko Stevxx X. Xxxxxx ----------------------------------- Name: Maurice Hryshko Stevxx X. Xxxxxx Title: Xxxxxxx DeAM CONVERTIBLE ARBITRAGE FUND, LTD. Managing Director THE GLENEAGLES FUND COMPANY By: The Palladin GroupTHE PALLADIN GROUP, L.P., as L.P. Attorney-in-Fact By: /s/ Maurice Hryshko Stevxx X. Xxxxxx ----------------------------------- Name: Maurice Hryshko Stevxx X. Xxxxxx Title: Xxxxxxx Managing Director SIGNATURE PAGE TO APPLIEDTHEORY CORPORATION DEBENTURE PURCHASE AGREEMENT 29 30 LANCER SECURITIES (CAYMAN) LTD. By: The Palladin GroupTHE PALLADIN GROUP, L.P., as L.P. Attorney-in-Fact By: /s/ Maurice Hryshko Stevxx X. Xxxxxx ----------------------------------- Name: Maurice Hryshko Stevxx X. Xxxxxx Title: Xxxxxxx ELLIOTT ASSOCIATESManaging Director ELLIXXX XXXOCIATES, L.P. BxBy: /x/ /s/ Paul E. Singer X. Xxxxxx ----------------------------------- Name: Paul E. Singer X. Xxxxxx Title: Gxxxxxx Xxxxxxx ELLIOTT General Partner WESTGATE INTERNATIONAL, L.P. XxBy: Xxxiott International Capital Xdvisors Inc., as ELLIXXX XXXERNATIONAL CAPITAL ADVISORS INC. Attorney-in-Fact By: /s/ Paul E. Singer X. Xxxxxx ----------------------------------- Name: Paul E. Singer X. Xxxxxx Title: PxxxxxxxxGeneral Partner SIGNATURE PAGE TO APPLIEDTHEORY CORPORATION DEBENTURE PURCHASE AGREEMENT 31 EXHIBITS AND SCHEDULES

APPLIEDTHEORY CORPORATION. By: /s/ Danny E. Stroud ----------------------------------- Dannx X. Xxxxxx ------------------------------------ Name: Danny E. Stroud Dannx X. Xxxxxx Title: Xxxxxxxxx President and CEO SUBSIDIARIES: APPLIEDTHEORY GEORGIA CORPORATION By: /s/ Danny E. Stroud ----------------------------------- Name: Danny E. Stroud Title: Xxxxxxxxx Dannx X. Xxxxxx ------------------------------------------ Dannx X. Xxxxxx, Xxesident APPLIEDTHEORY SEATTLE CORPORATION By: /s/ Danny E. Stroud ----------------------------------- Name: Danny E. Stroud Title: Xxxxxxxxx Dannx X. Xxxxxx ------------------------------------------ Dannx X. Xxxxxx, Xxesident APPLIEDTHEORY CALIFORNIA CORPORATION By: /s/ Danny E. Stroud ----------------------------------- Name: Danny E. Stroud Title: Xxxxxxxxx Dannx X. Xxxxxx ------------------------------------------ Dannx X. Xxxxxx, Xxesident APPLIEDTHEORY VIRGINIA CORPORATION By: /s/ Danny E. Stroud ----------------------------------- Name: Danny E. Stroud Title: Xxxxxxxxx Dannx X. Xxxxxx ------------------------------------------ Dannx X. Xxxxxx, Xxesident APPLIEDTHEORY AUSTIN CORPORATION By: /s/ Danny E. Stroud ----------------------------------- Name: Danny E. Stroud Title: Xxxxxxxxx Dannx X. Xxxxxx ------------------------------------------ Dannx X. Xxxxxx, Xxesident APPLIEDTHEORY COLORADO CORPORATION By: /s/ Danny E. Stroud ----------------------------------- Name: Danny E. Stroud Title: Xxxxxxxxx Dannx X. Xxxxxx ------------------------------------------ Dannx X. Xxxxxx, Xxesident 25 LENDERS: HALIFAX FUND, L.P. By: The Palladin GroupTHE PALLADIN GROUP, L.P., as L.P. Attorney-in-Fact By: /s/ Maurice Hryshko ----------------------------------- Maurxxx Xxxxxxx ------------------------------------ Name: Maurice Hryshko Maurxxx Xxxxxxx Title: Xxxxxxx Counsel PALLADIN PARTNERS I, L.P. By: The Palladin GroupTHE PALLADIN GROUP, L.P., as L.P. Attorney-in-Fact By: /s/ Maurice Hryshko ----------------------------------- Maurxxx Xxxxxxx ------------------------------------ Name: Maurice Hryshko Maurxxx Xxxxxxx Title: Xxxxxxx Counsel PALLADIN OVERSEAS FUND LTD. By: The Palladin GroupTHE PALLADIN GROUP, L.P., as L.P. Attorney-in-Fact By: /s/ Maurice Hryshko ----------------------------------- Maurxxx Xxxxxxx ------------------------------------ Name: Maurice Hryshko Maurxxx Xxxxxxx Title: Xxxxxxx DeAM CONVERTIBLE Counsel DEAM XXXVERTIBLE ARBITRAGE FUND, LTD. By: The Palladin Group, L.P., as Attorney-in-Fact By: /s/ Maurice Hryshko ----------------------------------- Maurxxx Xxxxxxx ------------------------------------ Name: Maurice Hryshko Maurxxx Xxxxxxx Title: Xxxxxxx Counsel SIGNATURE PAGE TO APPLIED THEORY CORPORATION SECURITY AGREEMENT 26 LANCER SECURITIES (CAYMAN) LTD. By: The Palladin GroupTHE PALLADIN GROUP, L.P., as L.P. Attorney-in-Fact By: By: /s/ Maurice Hryshko ----------------------------------- Maurxxx Xxxxxxx ------------------------------- Name: Maurice Hryshko Maurxxx Xxxxxxx Title: Xxxxxxx ELLIOTT ASSOCIATESCounsel ELLIXXX XXXOCIATES, L.P. BxBy: /x/ /s/ Paul E. Singer ----------------------------------- X. Xxxxxx ---------------------------------------- Name: Paul E. Singer X. Xxxxxx Title: Gxxxxxx Xxxxxxx ELLIOTT INTERNATIONALGeneral Partner ELLIXXX XXXERNATIONAL, L.P. XxBy: Xxxiott International Capital Xdvisors Inc., as ELLIXXX XXXERNATIONAL CAPITAL ADVISORS INC. Attorney-in-Fact By: /s/ Paul E. Singer ----------------------------------- X. Xxxxxx ---------------------------------------- Name: Paul E. Singer X. Xxxxxx Title: PxxxxxxxxPresident

APPLIEDTHEORY CORPORATION. By: /s/ Danny E. Stroud ----------------------------------- Davix X Xxxxxx -------------------------------------- Name: Danny E. Stroud Davix X Xxxxxx Title: Xxxxxxxxx SUBSIDIARIES: APPLIEDTHEORY GEORGIA CORPORATION By: /s/ Danny E. Stroud ----------------------------------- Name: Danny E. Stroud Title: Xxxxxxxxx APPLIEDTHEORY SEATTLE CORPORATION By: /s/ Danny E. Stroud ----------------------------------- Name: Danny E. Stroud Title: Xxxxxxxxx APPLIEDTHEORY CALIFORNIA CORPORATION By: /s/ Danny E. Stroud ----------------------------------- Name: Danny E. Stroud Title: Xxxxxxxxx APPLIEDTHEORY VIRGINIA CORPORATION By: /s/ Danny E. Stroud ----------------------------------- Name: Danny E. Stroud Title: Xxxxxxxxx APPLIEDTHEORY AUSTIN CORPORATION By: /s/ Danny E. Stroud ----------------------------------- Name: Danny E. Stroud Title: Xxxxxxxxx APPLIEDTHEORY COLORADO CORPORATION By: /s/ Danny E. Stroud ----------------------------------- Name: Danny E. Stroud Title: Xxxxxxxxx LENDERSSenior Vice President / CFO INVESTORS: HALIFAX FUND, L.P. By: The Palladin GroupTHE PALLADIN GROUP, L.P., as L.P. Attorney-in-Fact By: /s/ Maurice Hryshko ----------------------------------- Stevxx X. Xxxxxx -------------------------------------- Name: Maurice Hryshko Stevxx X. Xxxxxx Title: Xxxxxxx Managing Director PALLADIN PARTNERS I, L.P. By: The Palladin GroupTHE PALLADIN GROUP, L.P., as L.P. Attorney-in-Fact By: /s/ Maurice Hryshko ----------------------------------- Stevxx X. Xxxxxx -------------------------------------- Name: Maurice Hryshko Stevxx X. Xxxxxx Title: Xxxxxxx Managing Director PALLADIN OVERSEAS FUND LTD. By: The Palladin GroupTHE PALLADIN GROUP, L.P., as L.P. Attorney-in-Fact By: /s/ Maurice Hryshko ----------------------------------- Stevxx X. Xxxxxx -------------------------------------- Name: Maurice Hryshko Stevxx X. Xxxxxx Title: Xxxxxxx Managing Director DeAM CONVERTIBLE XXXVERTIBLE ARBITRAGE FUND, LTD. By: The Palladin GroupTHE PALLADIN GROUP, L.P., as L.P. Attorney-in-Fact By: /s/ Maurice Hryshko ----------------------------------- Stevxx X. Xxxxxx -------------------------------------- Name: Maurice Hryshko Stevxx X. Xxxxxx Title: Xxxxxxx LANCER SECURITIES (CAYMAN) LTD. By: The Palladin Group, L.P., as Attorney-in-Fact By: /s/ Maurice Hryshko ----------------------------------- Name: Maurice Hryshko Title: Xxxxxxx ELLIOTT ASSOCIATES, L.P. Bx: /x/ Paul E. Singer ----------------------------------- Name: Paul E. Singer Title: Gxxxxxx Xxxxxxx ELLIOTT INTERNATIONAL, L.P. Xx: Xxxiott International Capital Xdvisors Inc., as Attorney-in-Fact By: /s/ Paul E. Singer ----------------------------------- Name: Paul E. Singer Title: PxxxxxxxxManaging Director SIGNATURE PAGE TO APPLIEDTHEORY CORPORATION DEBENTURE PURCHASE AGREEMENT