Brocade FastIron Ethernet Switch IP Multicast Configuratio Manuel d'utilisateur

53-1003085-0217 February 2014FastIron Ethernet Switch IPMulticastConfiguration GuideSupporting FastIron Software Release 08.0.10a

Convention Descriptionvalue In Fibre Channel products, a fixed value provided as input to a commandoption is printed in plain text, for example, --sho

• Entering the router pim vrf command to enable PIM does not require a software reload.• Entering a no router pim vrf command removes all configuratio

The numhash-mask-length variable specifies the number of bits in a group address that are significantwhen calculating the group-to-RP mapping. You can

add a range, you override the default. The device then becomes a candidate RP only for the groupaddress ranges you add.You also can delete the configu

ACL based RP assignmentThe rp-address command allows multiple static rendezvous point (RP) configurations. For each staticRP, an ACL can be given as a

-------------------------------------------1 225.1.1.1 25.0.0.25 2 225.1.1.2

NOTEIPv4 multicast routes do not share hardware replication table entries with IPv6 multicast routes even ifthey share the same OIF lists.Displaying s

Total hw w/Tag MVID entries 0 Total hw w/Tag invalid MVID entries 0Syntax: show ip pim [all-vrf | [ vrf vrf-name ] ] resourceThe vrf parameter allo

Output from the show ip pim all-vrf hw-resource command TABLE 3 Field DescriptionVRF Name of the VRF.Usage Number of allocated SG entries in this VR

The vrf keyword allows you to display PIM sparse configuration information for the VRF instanceidentified by the vrf-name variable.This example shows

Output of the show ip pim sparse command (Continued)TABLE 4 This field... Displays...Bootstrap Msg interval How frequently the BSR configured on the

Brocade resourcesVisit the Brocade website to locate related documentation for your product and additional Brocaderesources.You can download additiona

Group member at e2/9: v59 Group member at e1/16: v57 3 Group 226.0.120.0 Group member at e2/9: v59 Group member at e1/16: v5

This example shows information displayed on a device that has been elected as the BSR. The nextexample shows information displayed on a device that is

Output from the show ip pim bsr command (Continued)TABLE 6 This field... Displays...RP Indicates the IP address of the Rendezvous Point (RP).NOTEThi

Output from the show ip pim rp-candidate command TABLE 7 This field... Displays...Candidate-RP-advertisementinIndicates how time will pass before th

Output of the show ip pim rp-map command TABLE 8 This field... Displays...Group address Indicates the PIM Sparse multicast group address using the l

Number of group prefixes Learnt from BSR: 1Group prefix = 224.0.0.0/4 # RPs expected: 2 # RPs received: 2 RP 1: 1.51.51.1 priority=0

The vrf option allows you to display information about the PIM neighbors for the VRF instanceidentified by the vrf-name variable.The following table d

e4/29(VL13), 00:03:12/0, Flags: MJ e5/2(VL1004), 00:03:12/0, Flags: MJ L2 (HW) 1: e5/2, 00:00:07/0, Flags: MJ L2 MASK: ethe 5/2 Src-Vlan: 1001S

Output fields from the show ip pim mcache command (Continued)TABLE 12 Field Descriptionupstream neighbor Shows the upstream neighbor for the Source/

Output fields from the show ip pim mcache command (Continued)TABLE 12 Field DescriptionProfile Shows the Profile ID associated with the Stream.Numbe

Document feedbackTo send feedback and report errors in the documentation you can use the feedback form posted withthe document or you can e-mail the d

HW - HW Forwarding Enabled, FAST - Resource Allocated, TAG - Need For Replication Entry REGPROB - Register In Progre

------+---------+-----------+---------+---------+---------+---------+---------+---v30 0 0 0 0 0 0

NOTEIf you have configured interfaces for standard PIM (dense mode) on the device, statistics for theseinterfaces are listed first by the display.The

Displaying PIM RPFThe show ip pim rfp command displays what PIM sees as the reverse path to the source as shown inthe following. While there may be mu

information with other PIM Sparse domains by communicating with RPs in other domains that arerunning MSDP.The RP sends the source information to each

Configuring MSDPTo configure MSDP, perform the following tasks:• Enable MSDP.• Configure the MSDP peers.NOTEThe PIM Sparse Rendezvous Point (RP) is al

The connect-source loopbacknum parameter specifies the loopback interface you want to use asthe source for sessions with the neighbor and must be reac

device(config)# router msdp vrf bluedevice(config-msdp-router-vrf blue)# originator-id loopback 2device(config-msdp-router-vrf blue)# exitSyntax: [no]

device(config)# route-map msdp2_map permit 1device(config-routemap msdp2_map)# match ip address 125device(config-routemap msdp2_map)# exitdevice(confi

Filtering advertised Source-Active messagesThe following example configures the device to advertise all source-group pairs except the ones thathave so

About This Guide● Introduction... 11

KA: Keepalive SA:Source-Active NOT: Notification Peer Address Peer As State KA SA NOT Age

TotalRcv: 49 RcvQue: 0 SendQue: 0 Input SA Filter:Not Applicable Input (S,G) route-map:None

MSDP peer information (Continued)TABLE 15 This field... Displays...Notification MessageError Code ReceivedThe MSDP device has received a notificatio

MSDP peer information (Continued)TABLE 15 This field... Displays...TCP connection state The state of the connection with the neighbor. Can be one of

MSDP peer information (Continued)TABLE 15 This field... Displays...TotalRcv The number of sequence numbers received from the neighbor.RcvQue The num

MSDP source active cache (Continued)TABLE 16 This field... Displays...Orig Peer The peer from which this source-active entry was received.Age The nu

Displaying MSDP PeerTo display MSDP peer information, enter the following command.Brocade# show ip msdp peer 40.40.40.3MSDP Peer Status SummaryKA: Kee

Clearing the source active cacheTo clear the source active cache, enter the following command at the Privileged EXEC level of the CLI.device# clear ip

mesh group. An RP can forward an SA message to any MSDP router as long as that peer is fartheraway from the originating RP than the current MSDP route

Syntax: [no] mesh-group group-name peer-addressThe sample configuration above reflects the configuration in Figure 7 on page 136. On RP206.251.21.31 y

How command information is presented in this guideFor all new content, command syntax and parameters are documented in a separate commandreference sec

NOTEThe anycast RP address *must* not be the IGP router-id.• Enable PIM-SM on all interfaces on which multicast routing is desired.• Enable an IGP on

The configuration examples demonstrate the commands required to enable this application.FIGURE 8 Example of a MDSP Anycast RP networkRP 1 configuratio

RP1(config)# router pimRP1(config-pim-router)# rp-candidate loopback 1RP1(config-pim-router)# exitRP1(config)# router msdpRP1(config-msdp-router)# msd

PIMR2 configurationThe following commands provide the configuration for the PIMR2 router in Figure 8 .PIMR2(config)#router ospfPIMR2(config-ospf-route

as a router-id. A PIM First Hop router will register the source with the closest RP. The first RP thatreceives the register will re-encapsulate the re

The following table describes the parameters of the show ip pim anycast-rp command:Display of show ip pim anycast-rpTABLE 17 This field... Displays.

Configure the route-precedence command to specify a precedence table that dictates how routes areselected for multicast.IGMP ProxyIGMP Proxy provides

1. Configure router PIM globally.device(config)#router pim2. Configure an IP address on the interface (physical, virtual routing, or tunnel interface)

Output of show ip igmp proxy TABLE 18 Field DescriptionAddress Group address.Mode Multicast group mode. Can be "exclude" or "include.

The report shows the following information.Output of show ip igmp proxy stats TABLE 20 Field DescriptionIntf InterfacegenQv1 RX IGMP v1 general quer

IPv4 Multicast Traffic Reduction● Supported IPv4 Multicast Traffic Reduction... 13● I

Address field contains the multicast address of interest, and the Number of Sources (N) fieldcontains zero.• A "Group-and-Source-Specific Query&q

An interface or router sends the queries and reports that include its IGMP version specified on it. It mayrecognize a query or report that has a diffe

In this example, the second line sets IGMP V2 on virtual routing interface 3. However, the third line setIGMP V3 on ports 1/3 through 1/7 and port e2/

Creating a static IGMP groupYou can configure one or more physical ports to be a permanent (static) member of an IGMP groupbased on the range or count

Setting the group membership timeGroup membership time defines how long a group will remain active on an interface in the absence ofa group report. Po

If the tracking and fast leave feature is enabled, you can display the list of clients that belong to aparticular group by entering commands such as t

Clearing the IGMP group membership tableTo clear the IGMP group membership table, enter the following command.device# clear ip igmp cacheSyntax: clear

Enter ve and its number , or ethernet and its port-address to display information for a specific virtualrouting interface, or ethernet interface.The t

Displaying IGMP traffic statusTo display the traffic status on each virtual routing interface, enter the following command.device# show ip igmp traffi

Syntax: clear ip igmp [ vrf vrf-name] trafficThis command clears all the multicast traffic information on all interfaces on the device.Use the vrf opt

membership information by processing the IGMP reports and leave messages, so traffic can beforwarded to ports receiving IGMP reports.An IPv4 multicast

Output of show ip igmp settings (Continued)TABLE 25 This field DisplaysLast Member QueryIntervalThe Last Member Query Interval is the Max Response T

To configure a single SSM group address, enter the following command under the router pimconfiguration:device(config)#router pimdevice(config-pim-rout

The acl-id/acl-name parameter specifies the ACL id or name used to configure multiple SSM groupranges.To disable the SSM mapping range ACL, use the [n

Configuring an ACL for IGMPv2 SSM mappingYou can use either a standard or extended ACL to identify the group multicast address you want to addsource a

Theacl-id variable specifies the ACL ID that contains the group multicast address.The source-address variable specifies the source address that you wa

IPv6 Multicast Protocols● Supported IPv6 Multicast Features... 163● IPv6 P

IPv6 PIM SparseIPv6 Protocol Independent Multicast (PIM) Sparse is supported. IPv6 PIM Sparse providesmulticasting that is especially suitable for wid

between the receiver and the source (the Shortest Path Tree, or SPT) and uses the SPT for subsequentpackets from the source to the receiver. The devic

NOTEIt is recommended that you configure the same device as both the BSR and the RP.IPv6 PIM-Sparse modeTo configure a device for IPv6 PIM Sparse, per

Configuring BSRsIn addition to the global and interface parameters configured in the prior sections, you must identify aninterface on at least one dev

multiple devices are configured as queriers, Brocade recommends that only one device (preferably theone with the traffic source) is configured as a qu

The num parameter specifies the number of seconds and can be from 10 - 65535. The default is 60.Use the no option to disable a timer that has been con

If you explicitly specify the RP, the device uses the specified RP for all group-to-RP mappings andoverrides the set of candidate RPs supplied by the

To disable embedded RP support for a specified VRF, enter the following commands.device(config)# ipv6 router pim vrf bluedevice(config-ipv6-pim-router

To specify how frequently the candidate RP configured on the device sends candidate RPadvertisement messages to the BSR for a specified VRF, enter com

Setting the prune wait intervalThe prune-wait command allows you to set the amount of time the PIM router should wait for a joinoverride before prunin

To change the default register probe time to 20 seconds, enter commands such as following.device(config)# ipv6 router pimdevice(config-ipv6-pim-router

Enabling Source-specific MulticastUsing the Any-Source Multicast (ASM) service model, sources and receivers register with a multicastaddress. The prot

• If more than one router has the same DR priority on a subnet (as in the case of default DR priorityon all), the router with the numerically highest

Join/Prune interval : 60 Inactivity interval : 180 Hardware Drop Enabled : Yes Prune Wait Interval : 3 Bootstra

Syntax: show ipv6 pim [ vrf vrf-name ] sparseThe vrf parameter allows you to configure IPv6 PIM on the virtual routing instance (VRF) specified bythe

On both switch and router software images, IGMP snooping is either *,G based or S,G based. Thehardware can either match the group address only (* G),

Output from the show ipv6 pim sparse command (Continued)TABLE 26 Field DescriptionCandidate-RP MsgintervalNumber of seconds the candidate RP configu

Syntax: show ipv6 pim [ vrfvrf-name ] interface [ ethernetslot/portnum | loopbacknum | venum ]The vrf option allows you to display multicast boundary

Output from the show ipv6 pim group commandTABLE 28 Field DescriptionTotal number of Groups Lists the total number of IPv6 multicast groups the devi

Output from the show ipv6 pim bsr command (Continued)TABLE 29 Field DescriptionHash mask length The number of significant bits in the IPv6 multicast

RP: 1be::11:21 group prefixes: ff00:: / 8 Candidate-RP-advertisement period: 60This example shows information displayed on a device that is a

-------------------------------------------------------------------------------1 ff07::c:1 3200:12::322 ff07::c:2 3200:12::323

---------Static RP count: 1100::1Number of group prefixes Learnt from BSR: 0No RP-Set presentSyntax: show ipv6 pim [ vrf vrf-name ] rp-setThe vrf para

The vrf parameter allows you to display the IPv6 PIM neighbors for the VRF instance identified by thevrf-name variable.The following table displays th

For Replication Entry REGPROB - Register In Progress, REGSUPP - Register Suppression Timer MSDPADV - Advertise MSDP, N

Output parameters of the show ipv6 pim mcache command (Continued)TABLE 35 Field DescriptionFlags Show the flags associated with the forward entry.sl

• A user can configure static router ports to force all multicast traffic to these specific ports.• If a VLAN has a connection to a PIM-enabled port o

Brocade#show ipv pim vrf eng counterEvent Callback: DFTVlanChange : 0 VlanPort : 0LP to MP IPCs: SM_REGISTER : 8315 MCAST_CREATE : 0 S_G_AGEO

pim/dvm intf. group 64 0 64 0 14848 0 24 64pim/dvm global group 512 0 512 0 14848 6700 46 64repl e

System-max limit for SG entries: 6144Syntax: show ipv6 pim [ all-vrf | [ vrf vrf-name ] ] hw-resourceThe vrf parameter allows you to display hardw

Output from the show ipv6 pim traffic command (Continued)TABLE 39 Field DescriptionJoin-Prune The number of Join or Prune messages sent or received

The clear IPv6 pim rp-map command allows you to update the entries in the static multicastforwarding table immediately after making RP configuration c

The system-max pim6-hw-mcache command sets the maximum number of SG entries that areallowed in the hardware.Configuring a static multicast route withi

The following examples show how to configure the route precedence anddisplay the route-precedence setting.Device(config-ipv6-pim-router)#route-precede

device(config-ipv6-pim-router)# rp-address 1001::1device(config-ipv6-pim-router)# anycast-rp 1001::1 my-anycast-rp-set-aclTo configure PIM Anycast RP

Displaying information for an IPv6 PIM Anycast RP interfaceTo display information for an IPv6 PIM Anycast RP interface, enter the show ipv6 pim anycas

The source list and filter mode are created when the IPv6 querier router sends a query. The querierrouter is the one with the lowest source IPv6 addre

© 2014, Brocade Communications Systems, Inc. All Rights Reserved.Brocade, the B-wing symbol, Brocade Assurance, ADX, AnyIO, DCX, Fabric OS, FastIron,

• Configuring the IGMP mode for a VLAN (active or passive)• Disabling IGMP snooping on a VLAN• Configuring the IGMP version for a VLAN• Configuring st

To define an MLD group membership time of 2000 seconds for a specified VRF, enter the followingcommands.device(config)# ipv6 router pim vrf bluedevice

Setting the query intervalYou can define the frequency at which MLD query messages are sent. For example, if you want queriesto be sent every 50 secon

To set the robustness for a specified VRF, enter the following commands.device(config)# ipv6 router pim vrf bluedevice(config-ipv6-pim-router-vrf-blue

To configure two static groups, starting from ff0d::1, without having to receive an MLDv1 report on avirtual Ethernet interface, enter either this com

Displaying MLD group informationTo display the list of multicast groups, enter a command such as the following.device #show ipv6 mld groupTotal 2 grou

e1/1/2 0 2 - Self 0 0 Nov220 0 2 - Disabled e1/1/1 3 2

Max Response Time : 10s Group Membership Time : 260s Operating Version : 2 Configured Version : 0 Robustness Variabl

Output from the show ipv6 mld vrf cs static commandTABLE 44 Field DescriptionGroup Address The address of the multicast group.Interface Port List Th

Output from the show ipv6 mld traffic command (Continued)TABLE 45 Field DescriptionIs_EX Number of source addresses that were excluded in the traffi

Configuration considerations• Only one ACL can be bound to any interface.• Normal ACL restrictions apply as to how many software ACLs can be created,

Setting the maximum number of IGMP group addressesThe configured number of IGMP group addresses is the upper limit of an expandable database. Clientme

Displaying multicast boundariesTo display multicast boundary information, use the show ipv6 pim interface command. In thisexample, abc is the name of

IP Multicast Commands● clear ip mroute... 2

ModesPrivileged EXEC modeUsage GuidelinesAfter mroutes are cleared from an IP multicast routing table, the best static mroutes are added back toit.Exa

ip max-mrouteConfigures a limit to the number of multicast routes supported.Syntaxip max-mroute numno ip max-mrouteCommand DefaultThe default is no li

Configures a virtual interface as the route path.tunnel numConfigures a tunnel interface as the route path.costConfigures a metric for comparing the r

Configures a metric for comparing the route to other static routes in the static route tablethat have the same destination. The range is 1-16; the def

ip mroute next-hop-recursionConfigures the recursion level while using static mroutes to resolve a static mroute next hop.Syntaxip mroute [ vrf vrf-na

After the hardware forwarding database (FDB) entry is made, the multicast traffic is switched only to theVLAN hosts that are members of the multicast

Parametersvrf vrf-nameConfigures a static mroute for this virtual routing and forwarding (VRF) route.ipv6-address-prefix/prefix-lengthConfigures the d

Configures a static mroute for this virtual routing and forwarding (VRF) route.ipv6-address-prefix/prefix-lengthConfigures the destination IPv6 addres

this case, enable the active IGMP mode on only one of the devices and leave the other devicesconfigured for passive IGMP mode.• Passive - When passive

HistoryRelease version Command history8.0.10a This command was introduced.ipv6 mroute next-hop-recursionConfigures the recursion level while using sta

Usage GuidelinesNOTEThis command is supported only on ICX 6650 devices.The no form of this command enables the flooding of unregistered IPv6 multicast

You must configure four parameters indicating the four different route types. If you want to specify that aparticular route type not be used, configur

Specifies a VRF route.staticSpecifies a static multicast route.connectedSpecifies a directly attached (connected) multicast route.ip-subnet [ mask ]Sp

show ip multicast optimizationDisplays Internet Group Management Protocol (IGMP) snooping hardware resource-sharinginformation. You can configure it t

ExamplesThis example displays information for configured multicast routes:Device(config)# show ip static mrouteIP Static Routing Table - 2 entries: IP

This example displays information for static IPv6 multicast routes:Device(config)# show ipv6 mroute staticType Codes - B:BGP C:Connected S:StaticType

HistoryRelease version Command history8.0.10 This command was introduced.show ipv6 static mrouteDisplays information for configured IPv6 multicast rou

show ipv6 static mroute226 FastIron Ethernet Switch IP Multicast Configuration Guide53-1003085-02

IndexCcommandclear ip multicast counters 35clear ip multicast mcache 34clear ip multicast vlan 34ip multicast 20ip multicast age-interval 22ip multica

Configuring the IGMP version for individual ports in a VLANYou can specify the IGMP version for individual ports in a VLAN. For example, the following

configuration 38, 65disabling on a VLAN 39, 66displaying errors 27displaying information 39, 66displaying information for a specific group orsource gr

Disabling IGMP snooping on a VLANWhen IGMP snooping is enabled globally, you can still disable it for a specific VLAN. For example, thefollowing comma

Configuring report controlA device in passive mode forwards reports and leave messages from clients to the upstream routerports that are receiving que

Enabling or disabling error and warning messagesThe device prints error or warning messages when it runs out of software resources or when itreceives

device immediately stops forwarding traffic to the interface. This feature requires the entire VLAN beconfigured for IGMP V3 with no IGMP V2 clients.

Syntax: multicast fast-convergenceIGMP snooping show commandsThis section describes the show commands for IGMP snooping.Displaying the IGMP snooping c

Field Descriptionrtr port The router ports, which are the ports receiving queries.Displaying IGMP snooping errorsTo display information about possible

ContentsPreface...7D

group: 226.1.1.1, EX, permit 0 (source, life): life=120, deny 0:If the tracking and fast leave features are enabled, you can display the list

System Parameters Default Maximum Current Configuredigmp-snoop-mcache 512 8192 300 300 The IGMP snooping mca

Field Descriptionalloc The allocated number of units.in-use The number of units which are currently being used.avail The number of available units.get

Field DescriptionQry General QueryQryV2 Number of general IGMP V2 queries received or sent.QryV3 Number of general IGMP V3 queries received or sent.G-

Displaying the active interface with no other querier presentThe following example shows the output in which the VLAN interface is active and no other

1/1/16 has 4 groups,This interface is Querierdefault V2 group: 226.6.6.6, life = 240 group: 228.8.8.8, life = 240 group: 230.0.0.0, lif

default V2 **** Warning! has V3 (age=0) nbrs group: 234.4.4.4, life = 260 group: 226.6.6.6, life = 260 3/1/1 has 4 groups,This interface

Clearing IGMP counters on VLANsTo clear IGMP snooping on error and traffic counters for all VLANs, enter the clear ip multicastcounters command.device

device receives a join message or group membership report for a group, the device forwardssubsequent traffic for that group only on the ports from whi

NOTEThis example assumes that the devices are actually Brocade devices running Layer 2 Switch software.FIGURE 1 PIM SM traffic reduction in Global Eth

Enabling IGMP V3 membership tracking and fast leave for theVLAN...

NOTEUse the passive mode of IGMP snooping instead of the active mode. The passive mode assumes thata router is sending group membership queries as wel

This command enables PIM SM traffic snooping. The PIM SM traffic snooping feature assumes that thenetwork has routers that are running PIM SM.NOTEThe

1 (age=60) 1 has 1 src: 10.20.20.66(60)2 (* 230.2.2.2) has 1 pim join ports out of 1 OIF 1 (age=60) 1 has 1 src: 10.20.20.66(60)Th

Field DescriptionMulticast Group The IP address of the multicast group.NOTEThe fid and camindex values are used by Brocade Technical Support for troub

Field Descriptionage The age of the port, in seconds.src The source address and age. The age (number of seconds) is indicated in brackets immediately

IPv6 Multicast Traffic Reduction● IPv6 Multicast Traffic Reduction...

ports without going through the CPU. If there is no client report, the hardware resource drops the datastream.MLD protocols provide a way for clients

Forwarding mechanism in hardwareIP-based forwarding implementation on FCX and ICX devicesThe following information about *,G or S,G fdb-based implemen

is unable to install resources for a specific matching address due to hashing collision. The hardwarehashes addresses into available entries, with som

Because Brocade does not support MRD, this can lead to stream loss when non-Querier router portsage out on the Querier after the initial Query electio

Configuring the MLD version for individual ports... 53Configuring static groups...

MLD and VLAN configurationYou can configure MLD snooping on some VLANs or all VLANs. Each VLAN can be independentlyenabled or disabled for MLD snoopin

Configuring the hardware and software resource limitsThe system supports up to 8K of hardware-switched multicast streams. The following are the resour

Omitting both the active and passive keywords is the same as entering ipv6 multicast passive .NOTEThe ipv6 mld-snooping command is replaced by the ipv

Configuring report controlWhen a device is in passive mode, it forwards reports and leave messages from clients to the upstreamrouter ports that are r

Disabling error and warning messagesError or warning messages are printed when the device runs out of software resources or when itreceives packets wi

Configuring the MLD version for individual portsYou can specify the MLD version for individual ports in a VLAN. For example, the following commandscon

Syntax: [no] multicast6 proxy-offBy default, MLD snooping proxy is enabled.Enabling MLDv2 membership tracking and fast leave for the VLANMLDv2 provide

Enabling fast convergenceIn addition to periodically sending general queries, an active (querier) device sends out general querieswhen it detects a ne

Displaying MLD group informationTo display default, maximum, current, and configured values for system maximum parameters, usethe show default values

Field DescriptionST Yes indicates that the MLD group was configured as a static group; No means it was learned fromreports.QR Yes means the port is a

Initiating PIM multicasts on a network...82Pruning a multicast tree...

Field Description(abcd:ef50 0:100): The lowest 32 bits of source and group. It is displayed in XXXX:XXXX hex format. HereXXXX is a 16-bit hex number.c

Field Displaysget-mem The current memory allocation. This number should continue to increase.size The size of a unit (in bytes).init The initial alloc

Field DescriptionMbrV2 The MLDv2 membership report.IsIN Number of source addresses that were included in the traffic.IsEX Number of source addresses t

Field DescriptionQR Indicates that the port is a querier.Clearing MLD snooping counters and mcacheThe clear commands for MLD snooping should only be u

Disabling the flooding of unregistered IPv6 multicast frames in anMLD-snooping-enabled VLANNOTEDisabling the flooding of unregistered IPv6 multicast f

Notice that the receiver for group ff1e::3:4 is directly connected to the device. As a result, the devicedoes not see a join message on behalf of the

NOTEThis example assumes that the devices are actually Brocade devices running Layer 2 Switch software.FIGURE 2 PIM6 SM traffic reduction in Global Et

• All the device ports connected to the source and receivers or routers must be in the same port-based VLAN.• The PIM6 SM snooping feature assumes tha

To disable PIM6 SM snooping, enter the no ipv6 pimsm-snooping command.device(config)#no ipv6 pimsm-snoopingIf you also want to disable IP multicast tr

1/1/2 has 1 src: 15::11(0), 2/1/3 has 1 src: 15::11(0), 2 (0:16 1:3) has 2 pim join ports out of 2 OIF 2/1/3 (age=0), 1/1/2 (age=0),

IGMP proxy limitations... 144Configuring IGMP Proxy...

Displaying PIM6 SM snooping for a VLAN68 FastIron Ethernet Switch IP Multicast Configuration Guide53-1003085-02

IPv4 Multicast Protocols● Supported IPv4 Multicast Protocols features... 69● Overview o

Feature ICX 6430 ICX 6450 FCX ICX 6610 ICX 6650 FSX 800FSX 1600ICX 7750PMRI No 08.0.01108.0.01 08.0.01 08.0.01 08.0.01 08.0.10PIM-SSM No 08.0.01108.0.

Overview of IP multicastingMulticast protocols allow a group or channel to be accessed over different networks by multiple stations(clients) for the r

The following new runtime commands have been introduced:max-mcache This command is described in the “Defining the maximum number of PIM cache entries”

Defining the maximum number of PIM cache entriesYou can use the following run-time command to define the maximum number of repeated PIM trafficbeing s

Changing IGMP V1 and V2 parametersIGMP allows Brocade devices to limit the multicast of IGMP packets to only those ports on the devicethat are identif

Syntax:[no] ip igmp max-response-time numThe num variable specifies the number of seconds and can be a value from 1 to 25. The default is 10.Security

To display static multicast groups in the default VRF, enter the following command.device#show ip igmp staticGroup Address Interface Port List-------

Syntax: ip multicast-nonstop-routingDuring a hitless upgrade and switchover, this syslog message is generated on the CLI. The messagedisplayed depends

Clearing IPv6 MLD traffic... 206Clearing the IPv6 MLD group membership table cache...

The vrf parameter allows you to display IP PIM counters for the VRF instance specified by the vrf-name variable.The following table displays the outpu

Configuring PMRIPMRI is enabled by default. To disable PMRI, enter commands such as the following.device(config)# router pimdevice(config-pim-router)#

• When a boundary is applied to an ingress interface, all packets destined to a multicast group thatis filtered out will be dropped by software. Curre

|Address | | |Address Port|Thr|Boundary | | Prio | Interval---------+---------------+----+---+------------------

PIM was introduced to simplify some of the complexity of the routing protocol at the cost of additionaloverhead tied with a greater replication of for

sends a prune message to R1. With R4 in a prune state, the resulting multicast delivery tree wouldconsist only of leaf nodes R2 and R3.FIGURE 3 Transm

Grafts to a multicast treeA PIM device restores pruned branches to a multicast tree by sending graft messages towards theupstream device. Graft messag

PIM DM versionsThe Brocade device supports only PIM V2. PIM DM V2 sends messages to the multicast address224.0.0.13 (ALL-PIM-ROUTERS) with protocol nu

The [no] router pim vrf command behaves in the following manner:• Entering the router pim vrf command to enable PIM does not require a software reload

The default is 105 seconds. The range is 3 to 65535 seconds.Modifying hello timerThis parameter defines the interval at which periodic hellos are sent

Preface● Document conventions...7● Brocade resource

Modifying graft retransmit timerThe graft retransmit timer defines the interval between the transmission of graft messages.A graft message is sent by

Configuring a DR priorityThe DR priority option lets you give preference to a particular device in the DR election process byassigning it a numericall

Field DescriptionInactivity interval How long a forwarding entry can remain unused before the device deletes it.Hardware Drop Enabled Displays Yes if

IP Multicast Mcache TableEntry Flags : SM - Sparse Mode, SSM - Source Specific Multicast, DM - Dense Mode RPT - RPT Bit, SPT - SPT Bit, LSRC - L

Output fields from the show ip pim mcache command (Continued)TABLE 1 Field DescriptionBF Blocked FilterBI Blocked IIFUptime Shows the software entry

Output fields from the show ip pim mcache command (Continued)TABLE 1 Field DescriptionAgeSltMsk Shows the slot number on which active module expects

Output fields from the show ip pim mcache command (Continued)TABLE 1 Field DescriptionFlags (explanation offlags in the OIFsection)Shows the flags s

bsr Bootstrap router flow-count Show flowcache counters hw-resource PIM hw resources interface PIM interface neighbor PIM neighbor states

• PMBR - A PIM device that has some interfaces within the PIM domain and other interface outsidethe PIM domain. PBMRs connect the PIM domain to the In

‐ Identify the Brocade device as a candidate PIM Sparse Bootstrap Router (BSR), ifapplicable.‐ Identify the Brocade device as a candidate PIM Sparse R