If you want to receive SMS on your Virtual number then you can enable it from your PROFILE --> General Settings and then select YES for Enable Incoming SMS . You can turn off/on SMS for a particular number, by going into General Number Info page.
If you want to check the Incoming SMS then click on Home again and select Advanced Feature --> SMS Inbox now you can see all Incoming sms messages.
If you forward the Virtual number to any PSTN ( Public switched telephone number cell phone or landline) then your message will be forward on that number .
Please make sure you have talk time balance in your virtual number.