MPLS管理.pdf

MPLS核心网的管理 Monique J. Morrow Cisco Confidential 1 NMS-3601 © 2005 Cisco Systems, Inc. All rights reserved. 日程 • Motivations/Challenges/Requirements • Existing Capabilities • LSP Ping and Trace • LSR Self-Test • BFD • Virtual Circuit Connection Verification • Summary/QA Cisco Confidential 2 NMS-3601 © 2005 Cisco Systems, Inc. All rights reserved. 运营商网络的运营 OSS OSS TDM TDM FR, ATM TDM OSS IP MPLS OSS FR, ATM OSS FR, ATM OSS IP • Create operational efficiencies and increase automation in a highly technology-intensive market • Enable competitive differentiation and customer retention through high-margin, bundled services • Progressively consolidate disparate networks • Sustain existing business while rolling out new services Cisco Confidential 3 NMS-3601 © 2005 Cisco Systems, Inc. All rights reserved. 部分MPLS传输的问题… • LDP/RSVP-TE fails but not IGP protocol (for instance OSPF) (control plane)-LDP session fails to start • Data plane fails, but IGP protocol doesn’t (“Black Holes”) • Figuring out the root cause of performance degradation on a specific link/ path