When combined with the XSR?s powerful IP routing, the integrated VPN (XSR-XXXX-V PN) dramatically increases the performance and functionality for enterprise networking. The addition of enterprise-class VPN complements the XSR?s industry-leading IP WAN routing, Quality of Service, NAT functionality and firewall features, making it ideally suited to remote offices that require secure connectivity. Customers can now take advantage of unmatched VPN capabilities for site-to-site and remote access connectivity.