Sending and Receiving Messages via Intranet 
Prerequisites
You can only execute this process if you have an IDES system with a connection to an Internet Transaction Server (ITS).
Purpose
Company employees who do not work at the main business location, or who travel frequently, do not always have direct access to the SAP R/3 System. This has meant, until now, that these employees are often cut off from important information and decision-making processes within the company.
SAP now offers these employees the following possibilities via the Intranet:

The main focus of this IDES process is the use of SAP office functionality via Intranet. To see an example of processing workflow items via the internet, see Procuring Consumable Materials Via Internet.
Process Flow
Working With the Inbox in the Internet