Security Agreement

Recorded: 2008-03-17 Received: 2008-03-17 Pages: 13

Assignor

TELTONE CORPORATION

Executed: 2008-03-14

Assignee

SILICON VALLEY BANK

3003 TASMAN DR., HG-150, SANTA CLARA, CA, 95054, UNITED STATES

Covered Properties (2)

PBX remote telephone control system

Application: 10/153,233 →

Selection of voice connection type

Application: 10/090,134 →