Ericsson published its annual report for 2011 (here) in which it discusses a number of times its Smart Services Router SSR 8000 family, that was announced during 2011 (see "Ericsson Smart Services Router to Include DPI and Video Caching" - here)
"Volume deliveries are expected in 2012. It is the first router ever to be built on a common platform for fixed and mobile applications" - See also "Ericsson Updates: SSR (w/DPI) Scheduled for Q4" - here.
Ericsson is not the only vendor to offer a common mobile/fixed platform - see "ALU Positions the 7750-SR as a DPI based Mobile Application Assurance Gateway" - here
"Network performance is the key operator differentiator when it comes to user experience. in 2011, we launched the SSR 8000 family, a series of smart services routers. they support delivery of services across fixed and mobile networks and enable faster introduction of new user services. For operators, the SSR 8000 family provides a simple, smart and scalable solution. For users, it means access to advanced services, with telecom-grade quality from any device anywhere"