Onrush of 2G, 3G services drive transformation of traditional fixed-line voice services and accelerate rollout of key account dedicated line services. ZXMP S200, a compact integrated service access platform, is emerging as a result to enable flexible access of diversified traditional and new services under various application scenarios. Targeting customer requirements, the brand-new platform, perfect design and flexible configuration provide customers with a different experience for access layer MSTP products.