The Nokia Service Router Operating System (SR OS) is built to power the most demanding,
            dynamic, and reliable Ethernet and IP/MPLS networks. This robust and scalable OS provides the foundation for
            our comprehensive portfolio of physical and virtualized routers. It has been proven in more than 1,200
            service provider, enterprise and webscale networks worldwide. SR OS supports a consistent, simplified and
            highly reliable IP network operating environment.
The Advanced Configuration Guides supplement the
            user configuration guides listed in the 7450 ESS, 7750 SR, and 7950 XRS Guide to Documentation.
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