MPLS 高级技术和进展.pdf

MPLS 高级话题和未来发展 MA Shaowen Cisco Confidential 1 RST-4101 © 2005 Cisco Systems, Inc. All rights reserved. 议程 • IETF Update • Traffic Engineering • Fast Reroute • Quality of Service • Layer 2 VPNs Cisco Confidential 2 RST-4101 © 2005 Cisco Systems, Inc. All rights reserved. IETF UPDATE Cisco Confidential 3 RST-4101 © 2005 Cisco Systems, Inc. All rights reserved. Internet Engineering Task Force • Originated MPLS standardization • Base MPLS technology specifications completed • Six active working groups MPLS Pseudowire Edge-to-Edge (PWE3) Layer 2 Virtual Private Networks (L2VPN) Layer 3 Virtual Private Networks (L3VPN) Common Control and Measurement Plane (ccamp) Path Computation Element (PCE)—new in 2005 Cisco Confidential 4 RST-4101 © 2005 Cisco Systems, Inc. All rights reserved. MPLS RFCs in 2004 • RFC3946—GMPLS Extensions for SONET and SDH (PS) • RFC3945—GMPLS Architecture (PS) • RFC3919—Remote Network Monitoring (RMON) Protocol Identifiers for IPv6 and Multi-Protocol Label Switching (I) • RFC3815—Definitions of Managed Objects for LDP (PS) • RFC3814—MPLS Forwarding Equivalence Class to Next Hop Label Forwarding Entry MIB (PS) • RFC3813—MPLS Label Switching Router MIB (PS) • RFC3812—MPLS Traffic Engineering (TE) MIB (PS) • RFC3811—Definitions of Textual Conventions for M