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IP addresses acquired through DHCP

PIM-SM operation requires statically configured IP addresses and does not operate with IP addresses

acquired from a DHCP server.

Chapter 4 PIM-SM (Sparse Mode) 129

Table of Contents

Aruba 3810 / 5400R Multicast and Routing Guide for ArubaOS-Switch 16.081
Contents3
1 About this guide18
- Applicable products18
- Switch prompts used in this guide18
2 Multimedia traffic control with IP multicast (IGMP)19
- Overview of IGMP19
- Enabling IGMP19
- Configuring and displaying IGMP (CLI)19
- ip igmp fastleave25
- ip igmp forcedfastleave25
- Configuring IGMP proxy (CLI)26
- IGMP general operation and features29
  - Options29
  - Number of IP multicast addresses allowed30
- How IGMP operates30
- About using the switch as querier39
- Well-known or reserved multicast addresses excluded from IP multicast filtering40
- IP multicast filters40
  - Reserved addresses excluded from IP multicast (IGMP) filtering41
  - Multicast ARP support41
- IGMPv341
  - IGMPv3 commands42
3 PIM-DM (Dense Mode)53
- Overview of PIM-DM53
- Global and PIM configuration contexts53
- PIM VLAN (interface) configuration context55
- Displaying PIM data and configuration settings61
- PIM-DM71
  - PIM-DM features71
- PIM-DM operation72
  - Multicast flow management73
  - General configuration elements74
- Configuring PIM-DM75
- PIM-DM DT75
  - show distributed-trunking consistency-parameters global76
  - Error Log77
    - Exception78
- Operating notes78
- Troubleshooting79
- Messages related to PIM operation80
- Applicable RFCs84
- Exceptions to Support for RFC 2932 - Multicast Routing MIB85
4 PIM-SM (Sparse Mode)86
- Configuring router protocol independent multicast (PIM)86
- Configuring PIM-SM on the router87
  - Global configuration context for supporting PIM-SM87
  - Configuring global context commands87
- VLAN context commands for configuring PIM-SM89
  - Enabling or disabling IGMP in a VLAN89
  - Enabling or disabling PIM-SM per-VLAN89
  - Changing the interval for PIM-SM neighbor notification90
  - Changing the randomized delay setting for PIM-SM neighbor notification90
  - Enabling or disabling lan prune delay91
  - Changing the Lan-prune-delay interval91
  - Neighbor timeout92
  - Changing the DR priority92
  - Configuring PIM-SM support in a VLAN context92
- Router PIM context commands for configuring PIM-SM operation92
  - Configuring a BSR candidate93
  - Enabling or disabling a BSR Candidate93
  - Changing the priority setting93
  - Changing the distribution94
  - Changing the message interval94
- Configuring C-RPs on PIM-SM routers94
  - Specifying the source IP VLAN (optionally configuring multicast groups or range of groups)95
  - Enabling or disabling C-RP operation96
  - Adding or deleting a multicast group address96
  - Changing the C-RP hold-time97
  - Changing a C-RP's election priority97
- Enabling, disabling, or changing router PIM notification traps97
- Changing the global join-prune interval on the router98
- Changing the shortest-path tree (SPT) operation98
- Statically configuring an RP to accept multicast traffic98
  - Configuring PIM-SM support in the router PIM context99
- PIM RPF override configuration101
- Displaying configured RPF overrides102
- Displaying PIM route data102
  - Listing basic route data for active multicast groups102
  - Listing data for an active multicast group104
  - Listing all VLANs having currently active PIM flows106
- Viewing PIM-specific data106
  - Viewing the current PIM status and global configuration106
  - Displaying current PIM entries existing in the multicast routing table107
  - Listing currently configured PIM interfaces107
  - Displaying IP PIM VLAN configurations108
- Displaying PIM neighbor data109
- Display pending join requests110
- Displaying BSR data111
  - Displaying BSR status and configuration111
  - Listing non-default BSR configuration settings112
- Displaying the current RP set112
- Displaying C-RP data113
  - Displaying the router's C-RP status and configuration113
  - Listing non-default C-RP configuration settings114
- PIM-SM overview115
- PIM-SM features115
- PIM-SM operation and router types116
  - PIM-SM operation116
  - Rendezvous-point tree (RPT)116
  - Shortest-path tree (SPT)117
- PIM-SM DT118
- PIM-SM router types118
  - DR119
  - BSR119
    - BSR configuration and election120
    - BSR role in fault recovery120
  - RP120
  - Static RP (static RP)122
- Operating rules and recommendations124
- Configuration steps for PIM-SM124
  - Planning considerations124
  - Per-router global configuration context125
  - Per-VLAN PIM-SM configuration125
  - Router Pim configuration127
- Operating notes128
5 Routing Basics130
- Overview of IP routing130
- Viewing the IP route table130
- Increasing ARP age timeout (CLI)130
- Setting and viewing the arp-age value131
- Reconfiguring the router ID (optional)132
  - Changing the router ID132
- Enabling proxy ARP132
  - Enabling local proxy ARP133
- Configuring source MAC based ARP attack detection (ARP throttle)134
- Enabling forwarding of IP directed broadcasts (CLI)138
- Disabling replies to broadcast ping requests143
  - Disabling all ICMP unreachable messages144
  - Disabling ICMP redirects144
- IP interfaces144
- IP tables and caches144
  - ARP cache table144
    - ARP cache145
  - IP route table145
    - Routing paths145
    - Administrative distance145
- IP forwarding cache146
- IP route exchange protocols146
  - IP global parameters for routing switches146
  - IP interface parameters for routing switches149
- Configuring IP parameters for routing switches150
- Configuring forwarding parameters153
  - Enabling forwarding of directed broadcasts153
- Configuring ICMP153
  - Disabling ICMP messages153
  - Disabling ICMP destination unreachable messages154
6 Static Routing155
- Configuring an IPv4 Route155
- Configuring an IPv6 Route158
- Viewing static route information160
  - Configuring the default route160
- Static route types160
7 Log violation of Blackhole route163
- Overview of Blackhole routes163
- Commands163
- Modifying existing commands166
  - [no] sys-debug <FILTER-TYPE> | <FILTER-OPTIONS>166
    - debug ipv6 fib blackhole166
  - [no] sys-debug <DESTINATION> [logging | buffer]166
- Show commands enhancement167
  - show ip route167
  - show running-config167
- Restrictions168
8 Routing Information Protocol (RIP)169
- Overview of RIP169
- Configuring RIP parameters169
- Configuring for redistribution172
  - Modifying default metric for redistribution172
  - Enabling RIP route redistribution173
- Changing the route loop prevention method173
- Viewing RIP information174
- RIP parameters and defaults178
  - RIP global parameters178
  - RIP interface parameters179
- Configuring RIP redistribution180
  - Defining RIP redistribution filters180
- Changing the route loop prevention method180
9 RIPv2 MD5 authentication182
- Introduction182
- Configuration commands182
- Show commands183
- Operating notes184
- Error messages185
10 RIPng186
- RIPng for IPv6186
- Configure RIPng187
- VLAN Level Configuration190
  - IPv6 RIPng190
- Show commands190
- Debug commands194
  - Debug IPv6 RIPng194
- Additional commands194
11 Open Shortest Path First Protocol (OSPF)197
- Configuring OSPF on the routing switch197
  - Enabling IP routing197
  - Enabling global OSPF routing197
  - Changing the RFC 1583 OSPF compliance setting198
- Assigning the routing switch to OSPF areas199
  - Configuring an OSPF backbone or normal area199
  - Configuring a stub or NSSA area200
  - Assigning VLANs and/or subnets to each area201
  - Assigning loopback addresses to an area203
    - OSPF redistribution of loopback addresses204
- Configuring external route redistribution in an OSPF domain (optional)205
  - Configuring redistribution filters205
  - Enabling route redistribution205
  - Modifying the default metric for redistribution206
  - Modifying the redistribution metric type206
- Configuring ranges on an ABR to reduce advertising to the backbone207
  - Assigning a cost208
  - Allowing or blocking advertisement of a range of internal routes available in an area by an ABR209
  - Allowing or blocking a range of external routes available through an ASBR in an NSSA209
- Influencing route choices by changing the administrative distance default210
- Changing OSPF trap generation choices210
- Adjusting performance by changing the VLAN or subnet interface settings211
  - Indicating the cost per-interface211
  - Indicating the per-interface dead interval212
  - Indicating the per-interface hello interval212
  - Changing priority per-interface213
  - Changing retransmit interval per-interface213
  - Changing transit-delay per-interface213
  - Examples of changing per-interface settings214
- Configuring OSPF interface authentication214
  - Configuring OSPF password authentication214
  - Configuring OSPF MD5 authentication215
- Configuring a virtual link216
  - Changing the dead interval on a virtual link217
  - Indicating the hello interval on a virtual link218
  - Changing the retransmitting interval on a virtual link218
  - Changing the transit-delay on a virtual link219
- Configuring OSPF authentication on a virtual link219
  - Authenticating OSPF MD5 on a virtual link219
- Configuring a passive OSPF interface220
- Configuring the calculation interval221
- Viewing OSPF information222
  - Viewing general OSPF configuration information222
  - Viewing OSPF area information224
  - Viewing OSPF external link-state information225
  - Viewing OSPF interface information227
  - Viewing OSPF interface information for a specific VLAN or IP address228
  - Viewing OSPF packet statistics for a subnet or VLAN231
  - Clearing OSPF statistics for all VLAN interfaces on the switch233
  - Viewing OSPF link-state information233
  - Viewing OSPF neighbor information237
  - Viewing OSPF redistribution information240
  - Viewing OSPF redistribution filter (restrict) information240
  - Viewing OSPF virtual neighbor information241
  - Viewing OSPF virtual link information241
  - Viewing OSPF SPF statistics243
  - Displaying OSPF route information244
  - Viewing OSPF traps enabled246
  - Debugging OSFP routing messages246
- Enabling load sharing among next-hop routes246
  - Viewing the current IP load-sharing configuration247
- Overview of OSPF247
  - OSPF router types249
- OSPF area types251
  - Backbone area252
  - Normal area252
  - Not-so-stubby-area (NSSA)252
  - Stub area253
- OSPF RFC compliance253
- Reducing AS external LSAs and Type-3 summary LSAs253
  - Algorithm for AS external LSA reduction254
  - Replacing type-3summary LSAs and type-7 default external LSAs with a type-3 default route LSA254
- Equal cost multi-path routing (ECMP)255
- Dynamic OSPF activation and configuration257
  - General configuration steps for OSPF257
    - Configuration rules258
    - OSPF global and interface settings258
- Changing the RFC 1583 OSPF compliance setting258
- Assigning the routing switch to OSPF areas259
- Configuring for external route redistribution in an OSPF domain259
- Configuring ranges on an ABR to reduce advertising to the backbone260
- Influencing route choices by changing the administrative distance default (optional)260
- Adjusting performance by changing the VLAN or subnet interface settings260
- Configuring OSPF interface authentication260
- Configuring an ABR to use a virtual link to the backbone261
- Adjusting virtual link performance by changing the interface settings261
- Configuring OSPF authentication on a virtual link261
- About OSPF passive261
- About configuring shortest path first (SPF) scheduling262
- Graceful shutdown of OSPF routing262
  - Modules operating in nonstop mode262
  - OSPF equal-cost multipath (ECMP) for different subnets available through the same next-hop routes262
- Global OSPF Cost Setting263
  - router ospf reference-cost264
12 Route Policy266
- Using prefix lists266
- Creating a route map269
  - Deleting all or part of a route map269
  - Viewing route maps270
- Using match commands270
- Using set commands273
- Route policy overview274
  - Configuring route policy274
- Route maps275
- Match commands276
- Using route policy in route redistribution277
13 ICMP Router Discovery Protocol288
- Configuring IRDP288
  - Enabling IRDP globally288
  - Enabling IRDP on an individual VLAN interface289
- Viewing IRDP information290
14 Dynamic Host Configuration Protocol291
- Enabling DHCP relay291
- Using DHCP Option 12 to send a hostname291
- Configuring a BOOTP/DHCP relay gateway292
  - Viewing the BOOTP gateway292
    - Operating notes293
- Configuring an IP helper address293
  - Operating notes293
- Disabling the hop count in DHCP requests293
  - Operating notes294
- Verifying the DHCP relay configuration294
- Viewing the MAC address for a routing switch295
- Configuring Option 82296
  - Operating notes298
- Overview of DHCP299
  - DHCP packet forwarding299
    - Unicast forwarding299
    - Broadcast forwarding299
  - Enabling DHCP relay operation299
- Hop count in DHCP requests300
- DHCP Option 82300
15 User Datagram Protocol309
- Configuring and enabling UDP broadcast forwarding309
- UDP broadcast forwarding313
- Subnet masking for UDP forwarding addresses314
16 Virtual Router Redundancy Protocol (VRRP)315
- VRRP overview315
- Configuring VRRP315
  - Enabling VRRP in the global configuration context315
  - Creating a VR and entering the VR context316
- Selecting a Version of VRRP317
- Configuring a VR instance on a VLAN interface317
  - Configuring a virtual IP address (VIP) in a VR317
  - Reconfiguring the priority for a backup318
- Changing VR advertisement interval and source IP address319
- Configuring preempt mode on VRRP backup routers319
- Enabling or disabling VRRP operation on a VR320
- Dynamically changing the priority of the VR320
  - Configuring track interface320
  - Configuring track VLAN320
- Removing all tracked entities321
- Viewing VRRP tracked entities321
- Forcing the backup VR operating as master to relinquish ownership of the VR instance321
- Forcing the backup VR to take ownership of the VR instance322
- Configuring the Authentication Data Field322
- Pinging the virtual IP of a backup router322
  - Enabling the response to a ping request322
  - Controlling ping responses323
  - Viewing VRRP ping information323
  - Operational notes327
- Specifying the time a router waits before taking control of the VIP327
- Viewing VRRP configuration data327
  - Viewing the VRRP global configuration327
  - Viewing all VR configurations on the router328
  - Viewing a specific VR configuration329
  - Viewing VRRP statistics data330
  - Viewing global VRRP statistics only330
  - Viewing statistics for all VRRP instances on the router331
  - Viewing statistics for all VRRP instances in a VLAN333
  - Viewing statistics for a specific VRRP instance334
  - Viewing the "near-failovers" statistic334
- Using the debug command with the VRRP option335
- General operation336
  - Virtual router (VR)338
  - Virtual IP address (VIP)339
  - Master router339
    - Control of master selection339
    - Function of the VRRP advertisement339
  - Owner router340
  - Backup router340
    - VR priority operation340
    - Preempt mode340
  - Virtual router MAC address340
  - VRRP and ARP for IPv4341
  - VRRP and neighbor discovery for IPv6341
  - Duplicate address detection (DAD)341
  - General operating rules341
- Steps for provisioning VRRP operation343
  - Basic configuration process343
  - Example configuration344
  - Associating more than one VIP with a VR345
- Dynamically changing the priority of the VR345
- Failover operation346
- Pinging the virtual IP of a backup router346
- Using the Pre-empt Delay Timer (PDT)347
  - When OSPF is also enabled on the VRRP routers347
  - Configuring the PDT347
  - Possible configuration scenarios348
  - When the PDT is not applicable348
- Standards compliance349
- Operating notes349
  - Dynamic priority change operating notes350
- VRRP-Services enhancements350
  - show vrrp350
  - show vrrp config351
  - show vrrp statistics351
  - show vrrp ipv6 config352
  - show vrrp ipv6 statistics353
- VRRP-Show command enhancement353
  - show vrrp summary353
  - show vrrp IPv6 summary354
- Error messages—Track interface355
17 Border Gateway Protocol (BGP)356
- Introduction356
- Configuring BGP globally357
- Configuring BGP policy globally359
- BGP graceful restart363
- Neighbor configuration and neighbor policy configuration364
- Synchronizing BGP-IGP371
  - Specifying routes to export into BGP371
  - Specifying route map to be exported in or out of BGP371
- BGP path attributes371
  - Classification of path attributes371
  - Using BGP path attributes372
- BGP route selection375
- Protocols and standards378
- BGP extensions378
- BGP basic configuration379
- Displaying information about BGP configuration387
  - Displaying BGP information387
- BGP configuration examples388
- BGP show routines401
- BGP solution use cases408
  - Solution 1 — Campus iBGP408
  - Solution 2 — Remote site iBGP410
- Troubleshooting BGP410
  - Debug log messages410
  - No BGP peer relationship established411
18 Bidirectional Forwarding Detection (BFD)412
- Commands412
  - Per-session command VLAN412
  - Design considerations for BFD authentication422
- Configuration Requirements422
- BFD static routing423
  - ip route bfd423
  - show bfd434
- Smart link configuration commands436
- VXLAN show commands440
  - Show all BFD sessions440
  - Show the details of a particular BFD session441
- Prerequisites442
19 Websites443
20 Support and other resources444
- Accessing Hewlett Packard Enterprise Support444
- Accessing updates444
- Customer self repair445
- Remote support445
- Warranty information445
- Regulatory information446
- Documentation feedback446
A Apple’s Bonjour and Google’s Chromecast447
- Overview of Apple's Bonjour and Google's Chromecast447
- mDNS Gateway447
- Limitations of the mDNS gateware and Chromecast451
- Profile and rule limit details451
- mdns enable451
- Create mDNS reflection452
- Create or delete a mDNS profile452
- rule452
- Set the specific mDNS profile for VLAN453
- Set the global mDNS profile453
- Show mdns454
- Show mDNS gateway454
- Show mDNS profile configuration454
- Show mDNS profile name455
- Debug mDNS456
- RMON table456

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