If not, you need to register with an SMS Gateway service. These are online services that will forward SMS messages to mobile phones. Generally these are commercial and you have to pay for each message. Some services are:
There are many others, try searching using your preferred search engine for SMS Gateway.
1. IVM Setup
Under Mailbox Properties, check Send To Email. Remove all the other ticks (ie do not send the audio). Click on Email Settings. For the services listed below set the Subject, Body and email address as listed. Download IVM Now.
2. EyeLine Setup
Under Options > Motion, select 'Email motion detection notifications'. Click on Email Settings. For the services listed below set the Subject, Body and email address as listed. Download Eyeline Now.
3. Service Information
Listed below are the setting for two services. The information for these and other services are listed on their web site.
text:This is how to send an SMS using SMTP
Note: Where api_id, user, password are provided by clickatell...
the message you wish to send
(Where username and password are the values provided by kapow)
Debut - Streaming Video Recording Software
Express Burn - DVD Burning Software