Big companies are targeting their spending on mobile data services, such as email, remote access and salesforce automation.
They are looking to meld their fixed and mobile infrastructure into one managed solution, which will also help control voice costs.
Small companies are concentrating spending on voice services.
Numbers of mobile workers are growing particularly fast in small companies. More than half the employees of small businesses are classified as mobile workers, spending at least 20% of their time away from their main office.
Small companies are concentrating their spending on mobile voice services, but are also looking to bring mobile email services to their non-office based workers.