An employee who sits in a cubicle is having a hard time concentrating because the employee in the next cubicle has calls on the speaker phone and gets verbally berated by the caller who is also an employee of the same company. When the employee tried

An employee who sits in a cubicle is having a hard time concentrating because the employee in the next cubicle has calls on the speaker phone and gets verbally berated by the caller who is also an employee of the same company. When the employee tried to complain to HR she was told it was no her concern -just ignore it. What avenue does this employee have?