Cisco NCS 5500 Series Configuration Guides

Areas 104
Routers 105
OSPF Process and Router ID 105
Supported OSPF Network Types 106
Route Authentication Methods for OSPF 106
Plain Text Authentication 106
MD5 Authentication 106
Key Rollover 107
OSPF FIB Download Notification 107
Designated Router (DR) for OSPF 107
Default Route for OSPF 107
Link-State Advertisement Types for OSPF Version 2 107
Link-State Advertisement Types for OSPFv3 108
Passive Interface 109
Modes of Graceful Restart Operation 110
Restart Mode 110
Helper Mode 110
Protocol Shutdown Mode 111
Load Balancing in OSPF Version 2 and OSPFv3 112
Path Computation Element for OSPFv2 112
Management Information Base (MIB) for OSPFv3 112
VRF-lite Support for OSPFv2 113
OSPFv3 Timers Update 113
Implementing and Monitoring RIB 115
CHAPTER 4
Verify RIB Configuration Using Routing Table 115
Verify Networking and Routing Problems 116
Disable RIB Next-hop Dampening 118
Enable RCC and LCC On-demand Scan 119
Enable RCC and LCC Background Scan 120
References for RIB 122
RIB Data Structures in BGP and Other Protocols 122
RIB Administrative Distance 122
RIB Statistics 123
Routing Configuration Guide for Cisco NCS 5500 Series Routers, IOS XR Release 6.3.x
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Contents

Cisco NCS 5500 Series Specifications

General

Series	NCS 5500
Category	Network Router
Operating System	Cisco IOS XR
Product Type	Modular Router
Form Factor	Rack-mountable
Purpose	High-performance routing for service providers and large enterprises
Interface Types	Ethernet
Redundancy	Redundant power supplies and fan trays
Port Density	Varies by model; high-density configurations available
Routing Protocols	BGP, OSPF, IS-IS, MPLS
Power Supply Options	AC and DC power supplies available
Management	CLI, SNMP, NETCONF