Cisco CRS-MSC
CISCO CRS Modular Services Card CRS-MSC
The Cisco®Carrier Routing System (CRS) provides outstanding economical scale, IP and optical network convergence, and a proven architecture. Cisco CRS modular service cards (MSCs) are powered by advanced application-specific integrated circuits (ASICs), a chipset architecture based on multidimensional engineering, and Cisco IOS®XR Software, a unique distributed operating system.