Portal (or Web portal)
Portal (or Web portal) is generally synonymous with ‘gateway’ and refers to a website that often serves as the single point of access for information, for example a website that users tend to visit as an anchor site for a specific purpose. There are general portals and specialized or niche portals. In e-invoicing, a portal is usually provided by an e-invoicing service provider to give suppliers access to a range of e-invoicing services including the ability to upload or prepare invoices for delivery to buyers, and to receive information and status messages and manage exceptions.
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