Juniper IGP - CONFIGURATION GUIDE V11.1.X Manuals

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Juniper IGP - CONFIGURATION GUIDE V11.1.X Configuration Manual (454 pages)

Software for E Series Broadband Services Routers IP, IPv6, and IGP Configuration Guide

Brand: Juniper | Category: Software | Size: 4.25 MB

Table of Contents
9
About the Documentation

21
Part 1 Internet Protocol

25
Chapter 1 Configuring IP

25
Internet Protocol

25
Internet Protocol

26
Configuring IP

27
- Overview
  27
  - IP Packets
    28
  - IP Functions
    28
    
    Moving Data between Layers
    28
    
    Routing Datagrams to Remote Hosts
    28
    
    Fragmenting and Reassembling Datagrams
    28
  - IP Layering
    29
    
    Network Interface Layer
    29
    
    Internet Layer
    29
    
    Transport Layer
    29
    
    Application Layer
    29
    
    Figure 1: TCP/IP Conceptual Layers
    29
- Platform Considerations
  30
- References
  30
- IP Addressing
  31
  - Physical and Logical Addresses
    31
  - Internet Addresses
    32
  - Figure 2: IP Address Classes
    32
  - Subnetwork Mask Format Options
    33
  - Subnet Addressing
    33
  - Classless Addressing with CIDR
    34
  - Figure 3: Basic Network Masking
    34
  - Figure 4: Subnetting
    34
  - Adding and Deleting Addresses
    35
    
    Adding a Primary Address
    35
    
    Figure 5: Routing with and Without CIDR
    35
    
    Deleting a Primary Address
    36
    
    Adding a Secondary (Multinet) Address
    36
    
    Deleting a Secondary Address
    36
    
    Ip Address Command
    36
- IP Features
  31
- Figure 6: Direct Next Hops
  37
- Figure 7: Indirect Next Hops
  37
- Indirect Next-Hop Support
  37
- Before You Configure IP
  38
- Creating a Profile
  38
  - Assigning a Profile
    41
- Address Resolution Protocol
  42
- Broadcast Addressing
  47
  - Broadcast Tasks
    48
- Fragmentation
  48
- IP Routing
  49
- Shared IP Interfaces
  80
- Internet Control Message Protocol
  83
  - ICMP Tasks
    84
  - Specifying a Source Address for ICMP Messages
    85
- Reachability Commands
  86
- Response Time Reporter
  89
  - Configuration Tasks
    89
  - Configuring the Probe Type
    90
  - Configuring Optional Characteristics
    91
    
    Table 7: Probe Characteristics
    91
    
    Capturing Statistics
    93
    
    Collecting History
    94
    
    Setting the Receiving Interface
    94
  - Setting Reaction Conditions
    94
  - Scheduling the Probe
    96
  - Shutting down the Probe
    97
  - Monitoring RTR
    98
- Monitoring IP
  103
  - System Event Logs
    103
  - Establishing a Baseline
    104
  - IP Show Commands
    105
Configuring Ipv6

149
- Ipv6 Overview
  149
  - Ipv6 Packet Headers
    150
    
    Ipv4 and Ipv6 Header Differences
    150
    
    Standard Ipv6 Headers
    151
    
    Extension Headers
    151
    
    Figure 13: Ipv4 and Ipv6 Header Comparison
    151
    
    Configuring Ipv6
    151
  - Ipv6 Addressing
    152
    
    Address Representation
    152
    
    Table 8: Compressed Ipv6 Formats
    152
    
    Address Types
    153
    
    Address Scope
    154
    
    Address Structure
    154
    
    ICMP Support
    155
  - Ipv6 Tunnel Routing Table
    155
  - Indirect Next Hop Support
    155
- Figure 14: Direct Next Hops
  156
- Figure 15: Indirect Next Hops
  156
- Platform Considerations
  156
- Before You Configure Ipv6
  157
- References
  157
- Configuring an Ipv6 License
  158
- Creating an Ipv6 Profile
  158
- Assigning a Profile
  161
- Enabling Source Address Validation
  161
- Establishing a Static Route
  162
- Specifying an Ipv6 Hop Count Limit
  162
- Managing Ipv6 Interfaces
  163
- Configuring Shared Ipv6 Interfaces
  165
- Adding a Description
  167
- Ipv6 TCP Configuration
  167
  - Setting MSS for TCP Connections
    167
  - Configuring Path MTU Discovery
    168
    
    Enabling PMTU Discovery
    168
    
    Limiting PMTU
    169
    
    Specifying Black Hole Thresholds
    170
  - Protecting against TCP RST or SYN Dos Attacks
    170
  - Preventing TCP PAWS Timestamp Dos Attacks
    171
  - Protecting against TCP out of Order Dos Attacks
    172
    
    Limiting Buffers Per Router
    172
    
    Limiting Buffers Per Virtual Router
    173
    
    Limiting Buffers Per Connection
    173
- Configuring Equal-Cost Multipath Load Sharing
  174
  - Hashed Mode
    174
    
    Defining Maximum Paths
    174
  - Fast Reroute Protection
    175
- Removing an Ipv6 Configuration
  175
- Clearing Dynamic Ipv6 Neighbors
  176
- Clearing Ipv6 Routes
  176
- Creating Static Ipv6 Neighbors
  176
- Monitoring Ipv6
  177
  - System Event Logs
    177
  - Establishing a Baseline
    177
  - Ipv6 Show Commands
    179
Configuring Neighbor Discovery

217
Part 2 Internet Protocol Routing

227
Chapter 5 Configuring OSPF

227
Chapter 6 Configuring IS-IS

227
Chapter 4 Configuring RIP

229
- Overview
  229
  - RIP Metric
    229
  - RIP Messages
    230
- Platform Considerations
  230
- Features
  231
  - Route Tags
    231
  - Authentication
    231
  - Subnet Masks
    232
  - Next Hop
    233
  - Multicasting
    233
  - Route Summaries
    233
  - Split Horizon
    234
  - Equal-Cost Multipath
    234
  - Applying Route Maps
    234
- References
  231
- Before You Run RIP
  234
- Configuration Tasks
  234
  - Relationship between Address and Network Commands
    237
- Clearing Dynamic RIP Interfaces
  247
- Enabling RIP on Dynamic IP Interfaces
  247
- Configuring the BFD Protocol for RIP
  248
- Using RIP Routes for Multicast RPF Checks
  248
- Remote Neighbors
  250
- Monitoring RIP
  253
  - Debug Commands
    254
  - Show Commands
    254
Configuring OSPF

265
- Overview
  266
  - OSPF Terms
    266
  - Table 9: OSPF-Related Terms
    266
- Figure 16: OSPF Topology
  269
- Platform Considerations
  269
- Features
  270
  - Intra-Area, Interarea, and External Routes
    270
    
    Routing Priority
    271
  - Virtual Links
    271
  - Authentication
    271
  - Table 10: Routing Priority
    271
  - Opaque Lsas
    272
  - Route Leakage
    272
  - Equal-Cost Multipath
    272
  - Ospf Mib
    272
  - Interacting with Other Routing Protocols
    272
  - Implementing OSPF for Ipv6
    273
    
    Understanding the Ospfv3 Difference
    273
    
    Supported LSA Types
    274
    
    Unsupported OSPF Components
    274
- References
  270
- OSPF Configuration Tasks
  275
- Starting OSPF
  275
  - Enabling Ospfv2
    275
  - Enabling Ospfv3
    276
  - Creating a Range of OSPF Interfaces
    276
  - Creating a Single Ospfv2 Interface
    278
  - Specifying an OSPF Router ID
    279
- Aggregating OSPF Networks
  280
- Configuring OSPF Interfaces
  281
  - Address Commands
    282
  - Ip Ospf and Ipv6 Ospf Commands
    285
  - Comparison Example
    289
  - Precedence of Commands
    290
- Configuring OSPF Areas
  290
- Optimizing the Cost to Reach a Range of OSPF Routers Within an Area
  294
- Figure 17: Optimizing OSPF Area Aggregate Costs
  295
- Configuring Authentication
  296
  - Authentication Requirements
    296
- Configuring the BFD Protocol for OSPF
  300
- Configuring Additional Parameters
  302
- Table 11: Additional Configuration Tasks
  302
- Methods for Calculating OSPF Interface Cost
  311
- Table 12: Methods and Precedence for Calculating OSPF Interface Cost
  311
- Configuring OSPF for NBMA Networks
  312
- Default Metrics
  312
- Traffic Engineering
  314
  - Configuring OSPF for Traffic Engineering
    314
- Using OSPF Routes for Multicast RPF Checks
  315
- OSPF and BGP/MPLS Vpns
  316
- Remote Neighbors
  316
  - Remote Neighbors and Sham Links
    320
- Configuring OSPF Graceful Restart
  320
- Configuring OSPF Traps
  323
- Disabling and Reenabling Incremental SPF
  323
- Monitoring OSPF
  324
  - Debug Commands
    324
  - Show Commands
    326
- Neighbor Uptime Tracking
  324
Configuring IS-IS

349
- Overview
  349
  - IS-IS Terms
    350
  - Table 13: IS-IS Terms
    350
  - Figure 18: Overview of IS-IS Topology
    351
  - ISO Network Layer Addresses
    352
    
    Level 1 Routing
    352
    
    Level 2 Routing
    352
  - Dynamic Hostname Resolution
    352
  - Authentication
    353
    
    Simple Authentication
    353
    
    HMAC MD5 Authentication
    354
    
    MD5 Authentication Example
    354
    
    Specifying MD5 Start and Stop Timing
    355
    
    Figure 19: Packet Flow between Routers with and Without Authentication Set
    355
    
    Halting MD5 Authentication
    356
    
    Managing and Replacing MD5 Keys
    356
    
    Enabling and Disabling Authentication of Csnps and Psnps
    356
  - Extensions for Traffic Engineering
    357
  - Integrated IS-IS
    358
  - Equal-Cost Multipath
    358
  - Static PPP Interfaces
    358
  - Route Tags
    358
    
    Route Tag Applications
    358
    
    Route Tag Structure
    359
    
    Setting Route Tags
    359
    
    Table 14: Configuration Tasks for Setting IS-IS Route Tags
    359
    
    Using Route Tags
    360
    
    Unsupported Features
    360
  - Graceful Restart
    361
    
    Features
    361
    
    How Graceful Restart Works
    362
    
    Table 15: IS-IS Graceful Restart Timers
    362
  - IS-IS for Ipv6
    363
- Platform Considerations
  363
- References
  363
- Features
  364
- Before You Run IS-IS
  365
- Configuration Tasks
  365
- Enabling IS-IS for IP Routing
  365
  - Summary Example
    367
- Enabling and Configuring IS-IS for Ipv6 Routing
  367
  - Summary Example
    369
- Configuring IS-IS Interface-Specific Parameters
  370
  - Configuring Authentication
    370
  - Configuring Link-State Metrics
    371
  - Configuring a Reference Bandwidth to Set a Default Metric
    371
  - Setting the CSNP Interval
    372
  - Configuring Hello Packet Parameters
    372
  - Padding IS-IS Hello Packets
    374
  - Configuring LSP Parameters
    374
  - Setting the Designated Router Priority
    375
  - Configuring Passive Interfaces
    376
  - Configuring Adjacency
    377
  - Configuring Route Tags for IS-IS Interfaces
    378
  - Configuring Point-To-Point-Over-LAN Circuits
    379
  - Summary Example
    380
- Configuring Global IS-IS Parameters
  381
  - Setting Authentication Passwords
    381
  - Configuring Authentication of Csnps and Psnps
    382
  - Configuring Redistribution
    383
  - Redistributing Routes between Levels
    386
  - Figure 20: Example of Level 1 and Level 2 Routing
    386
  - Controlling Granularity of Routing Information
    388
  - Configuring a Global Default Metric
    388
  - Configuring Metric Type
    389
  - Setting the Administrative Distance
    390
  - Configuring Default Routes
    391
  - Setting Router Type
    392
  - Summarizing Routes
    392
  - Avoiding Transient Black Holes
    393
    
    Waiting for BGP Convergence
    394
    
    Example Topology
    394
    
    Figure 21: Transit Router Topology
    394
    
    Suppression for IS-IS Graceful Restart
    395
    
    Configuration
    395
  - Ignoring LSP Errors
    396
  - Logging Adjacency State Changes
    397
  - Configuring LSP Parameters
    397
  - Specifying the SPF Interval
    399
  - Defining the SPF Route Calculation Level
    400
  - Setting CLNS Parameters
    401
  - Setting the Maximum Parallel Routes
    402
  - Configuring a Virtual Multiaccess Network
    402
  - Configuring Table Maps
    403
  - Configuring Graceful Restart
    403
  - Summary Example
    407
- Configuring IS-IS for MPLS
  407
- Configuring the BFD Protocol for IS-IS
  409
- Using IS-IS Routes for Multicast RPF Checks
  409
- Disabling the IS-IS Protocol
  410
- Monitoring IS-IS
  411
  - System Event Logs
    411
  - Monitoring IS-IS Parameters
    412
  - Displaying CLNS
    424
Part 3 Index

439
- Index
  441

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Juniper IGP - CONFIGURATION GUIDE V11.1.X Manuals

Juniper IGP - CONFIGURATION GUIDE V11.1.X Configuration Manual (454 pages)

Table of Contents

About the Documentation

Part 1 Internet Protocol

Chapter 1 Configuring IP

Internet Protocol

Internet Protocol

Configuring IP

Configuring Ipv6

Configuring Neighbor Discovery

Part 2 Internet Protocol Routing

Chapter 5 Configuring OSPF

Chapter 6 Configuring IS-IS

Chapter 4 Configuring RIP

Configuring OSPF

Configuring IS-IS

Part 3 Index

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