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Chapter 7
Broadband and Dial Access Products
Cisco MGX 8850 IP+ATM Multiservice
Switch
The Cisco MGX 8850 IP+ATM Multiservice Switch
enables delivery of a complete portfolio of service
offerings while scaling from DS0 to OC-48c/STM-16
speeds. It enables service providers to be first to
market with the new high-margin voice and data
services while maintaining existing services.
The MGX 8850 universal chassis provides a unified
IP+ATM architecture that delivers a complete portfolio
of differentiated services —from circuit emulation to
IP VPNs—all with a single chassis, to enable service
providers to easily add new services.
Note: The Cisco MGX 8850 can function in two different modes of operation:
• PXM-1 configuration—Operates as a stand-alone device for narrowband services,
or as an integrated edge concentrator for the Cisco BPX 8600 series or the Cisco
MGX 8850 PXM-45
• PXM-45 configuration—Serves as a broadband edge switch and includes the 45
Gbps switch card and broadband ATM modules
Key Features
• Flexible IP+ATM multiservice platform
• Highly scalable—from 1.2 to 45 Gbps of non-blocking throughput in single chassis
• Highest reliability, availability, and serviceability in the industry
• IP VPNs using Cisco IOS software-based Multiprotocol Label Switching (MPLS)
• Market-leading Frame Relay capabilities, with price-per-port leadership and
advanced QoS
• High-density Point-to-Point protocol (PPP) for Internet access and aggregation
• Full-featured narrowband ATM for managed data, voice, and video services;
high-density broadband ATM for wholesale ATM services
• Circuit Emulation for Private Line replacement
For More Information
See the Cisco MGX 8850 Web site: http://www.cisco.com/go/mgx8850
Cisco MGX 8850 IP+ATM Multiservice Switch
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