HPE 6127XLG Irf Configuration Manual Download Page 56

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IRF fabric BFD MAD configuration (crosslink
port),

IRF fabric configuration,

IRF fabric display,

IRF fabric LACP MAD configuration (crosslink
port),

IRF fabric ND MAD configuration (uplink port),

IRF fabric recovery,

IRF fabric setup,

1, 15

IRF hardware compatibility,

IRF LACP MAD,

IRF LACP MAD configuration,

IRF link down report delay,

IRF link load sharing mode,

IRF MAD configuration,

IRF MAD handling procedure,

IRF MAD mechanism,

IRF master election,

IRF member device description,

IRF naming conventions (file system),

IRF naming conventions (interface),

IRF ND MAD,

IRF ND MAD configuration,

IRF network topology,

IRF physical interface connection,

IRF physical inport bind,

IRF port shutdown exclusion,

IRF software auto-update,

VLAN

IRF ARP MAD configuration,

IRF BFD MAD configuration,

IRF ND MAD configuration,

IRF port shutdown exclusion,

Summary of Contents for 6127XLG

Page 1: ...HPE 6127XLG Blade Switch Series IRF Configuration Guide Part number 797703 002 Software version Release 24xx Document version 6W101 20170705 ...

Page 2: ...nd 12 212 Commercial Computer Software Computer Software Documentation and Technical Data for Commercial Items are licensed to the U S Government under vendor s standard commercial license Links to third party websites take you outside the Hewlett Packard Enterprise website Hewlett Packard Enterprise has no control over and is not responsible for information outside the Hewlett Packard Enterprise ...

Page 3: ... and guidelines 19 Configuring the global load sharing mode 20 Configuring a port specific load sharing mode 20 Configuring IRF bridge MAC persistence 20 Enabling software auto update for software image synchronization 21 Configuration prerequisites 22 Configuration procedure 22 Setting the IRF link down report delay 22 Configuring MAD 23 Configuring LACP MAD 23 Configuring BFD MAD 24 Configuring ...

Page 4: ...ii Remote support 47 Documentation feedback 47 Index 48 ...

Page 5: ...ny member device to manage all the members of the IRF fabric In addition you do not need to run the spanning tree feature among the IRF members 1 N redundancy In an IRF fabric one member acts as the master to manage and control the entire IRF fabric All the other members process services while backing up the master When the master fails all the other member devices elect a new master from among th...

Page 6: ...ed IRF port n 1 and IRF port n 2 where n is the member ID of the device The two IRF ports are referred to as IRF port 1 and IRF port 2 in this book To use an IRF port you must bind a minimum of one physical interface to it The physical interfaces assigned to an IRF port automatically form an aggregate IRF link An IRF port goes down only if all its IRF physical interfaces are down IRF physical inte...

Page 7: ...ve collision configure a minimum of one MAD mechanism see Configuring MAD Figure 3 IRF split IRF merge IRF merge occurs when two split IRF fabrics reunite or when two independent IRF fabrics are united as shown in Figure 4 Figure 4 IRF merge Device A Device B IRF fabric 1 domain 10 IRF link Core network IRF fabric 2 domain 20 IRF link Device C Device D Access network IRF link Device A Device B IRF...

Page 8: ...d crosslink ports on the rear panel is fixed at 0 port index Port index of the interface To identify the port index see Figure 5 Figure 5 Port indexes For example On the single member IRF fabric Sysname FortyGigE 1 1 1 represents the first uplink port on the front panel Set its link type to trunk as follows Sysname system view Sysname interface fortygige 1 1 1 Sysname FortyGigE1 1 1 port link type...

Page 9: ...00 00 00 07 seclog 10 rw 591 Jan 02 2011 01 42 03 serverkey 11 rw 4609 Jan 01 2011 00 07 53 startup cfg 12 rw 3626 Jan 01 2011 01 51 56 startup cfg_bak 13 rw 78833 Jan 01 2011 00 07 53 startup mdb 14 drw Jan 01 2011 00 15 48 test 25 drw Jan 01 2011 04 16 53 versionInfo 524288 KB total 365292 KB free To create and access the test folder under the root directory of the flash memory on member device ...

Page 10: ...ric splits Independent IRF fabrics merge NOTE Master election does not occur when two split IRF fabrics merge Master election selects a master in descending order 1 Current master even if a new member has higher priority When an IRF fabric is being formed all members consider themselves as the master This rule is skipped 2 Member with higher priority If all members have the same priority this rule...

Page 11: ... Set all fabrics to the Recovery state except the one that has the lowest numbered master 3 Take the same action on the network ports in Recovery state fabrics as LACP MAD Failure recovery To merge two split IRF fabrics first repair the failed IRF link and remove the IRF link failure If the IRF fabric in Recovery state fails before the failure is recovered repair the failed IRF fabric and the fail...

Page 12: ...be enabled Spanning tree enabled non link aggregation IPv4 network scenario For information about ARP see Layer 3 IP Services Configuration Guide ND MAD No intermediate device is required Intermediate device if used can come from any vendor Does not require MAD dedicated ports Detection speed is slower than BFD MAD and LACP MAD The spanning tree feature must be enabled Spanning tree enabled non li...

Page 13: ...each member on the VLAN interface NOTE The MAD addresses identify the member devices and must belong to the same subnet As a best practice use an intermediate device to connect IRF member devices if the IRF fabric has more than two member devices A full mesh of IRF members might cause broadcast loops With BFD MAD the master attempts to establish BFD sessions with other member devices by using its ...

Page 14: ...te device In this situation data links can be used If an intermediate device is not used connect each IRF member device to all other member devices In this situation IRF links cannot be used for ARP MAD Figure 9 shows a typical ARP MAD scenario that uses an intermediate device Each IRF member compares the domain ID and the active ID in incoming extended ARP packets with its domain ID and active ID...

Page 15: ...ber device compares the domain ID and the active ID in incoming NS packets with its domain ID and active ID If the domain IDs are different the NS packet is from a different IRF fabric The device does not continue to process the packet with the MAD mechanism If the domain IDs are the same the device compares the active IDs If the active IDs are different the IRF fabric has split If the active IDs ...

Page 16: ... must run the same software image version Make sure the software auto update feature is enabled on all member devices IRF physical interface requirements Candidate IRF physical interfaces To connect switch modules in different chassis into an IRF fabric you must use the SFP or QSFP uplink ports on the front panel To connect switch modules in the same chassis into an IRF fabric use the following po...

Page 17: ...n IRF link must be the same type For more information about the SFP and QSFP transceiver modules see the switch installation guide and HPE Comware Based Devices Transceiver Modules User Guide NOTE The modules and DAC cables available for IRF links are subject to change over time For the most up to date list of modules and DAC cables for IRF links contact your Hewlett Packard Enterprise sales repre...

Page 18: ...ting the crosslink ports see the user manual for the enclosure 5 Required Binding physical interfaces to IRF ports Perform this task on each member device When you complete IRF port binding and activation on all IRF member devices the IRF fabric is formed 6 Required Accessing the IRF fabric When you log in to the IRF fabric you are placed at the master s CLI where you complete subsequent IRF setti...

Page 19: ...or example all member devices in an IRF fabric are the same model If you swapped the IDs of any two members their interface settings would also be swapped To create an IRF fabric you must assign a unique IRF member ID to each member device To prevent any undesirable configuration change or data loss avoid changing member IDs after the IRF fabric is formed The new member ID takes effect at a reboot...

Page 20: ...is 1 Connecting IRF physical interfaces When you connect two neighboring IRF members connect the physical interfaces of IRF port 1 on one member to the physical interfaces of IRF port 2 on the other For example you have four member devices A B C and D IRF port 1 and IRF port 2 are represented by A1 and A2 on member device A represented by B1 and B2 on member device B and so on To connect the four ...

Page 21: ...an IRF port or removing the binding Start the shutdown operation on the master and then the member device that has the fewest number of hops from the master On a physical interface bound to an IRF port you can execute only the following commands Command category Commands Remarks Basic Ethernet interface commands description flow interval shutdown See Layer 2 LAN Switching Configuration Guide LLDP ...

Page 22: ...e physical interfaces to the IRF port for link redundancy You can bind up to four physical interfaces to an IRF port 7 Return to system view quit N A 8 Enter interface view or interface range view Enter interface range view interface range interface type interface number to interface type interface number 1 24 Enter interface view interface interface type interface number N A 9 Bring up the interf...

Page 23: ...ou can configure the IRF port to distribute traffic based on criteria including IP addresses MAC addresses and the combination of IP and MAC addresses If the device does not support a criterion combination the system displays an error message Configure the IRF link load sharing mode for IRF links in system view or IRF port view In system view the configuration is global and takes effect on all IRF...

Page 24: ...ember id port number N A 3 Configure the port specific load sharing mode irf port load sharing mode destination ip destination mac source ip source mac By default the global IRF link load sharing mode applies If you execute this command multiple times the most recent configuration takes effect Configuring IRF bridge MAC persistence By default an IRF fabric uses the bridge MAC address of the master...

Page 25: ...has aggregate links with upstream or downstream devices The persistence setting prevents transmission delay or packet loss after the address owner leaves To configure the IRF bridge MAC persistence setting Step Command Remarks 1 Enter system view system view N A 2 Configure IRF bridge MAC persistence Retain the bridge MAC address permanently even if the owner has left the IRF fabric irf mac addres...

Page 26: ...evice cannot complete the auto update You must reboot the device and then access the Boot menus to delete files Configuration procedure To enable software image synchronization Step Command Remarks 1 Enter system view system view N A 2 Enable software auto update irf auto update enable By default software auto update is enabled Setting the IRF link down report delay To prevent frequent IRF splits ...

Page 27: ...om being shut down when the IRF fabric transits to the Recovery state use the mad exclude interface command To bring up ports in a Recovery state IRF fabric use the mad restore command instead of the undo shutdown command The mad restore command activates the Recovery state IRF fabric Configuring LACP MAD When you use LACP MAD follow these restrictions and guidelines The intermediate device must b...

Page 28: ...ure BFD MAD settings follow these restrictions and guidelines Category Restrictions and guidelines BFD MAD VLAN Do not enable BFD MAD on VLAN interface 1 If you are using an intermediate device perform the following tasks on both the IRF fabric and the intermediate device Create a VLAN and VLAN interface for BFD MAD Assign the ports of BFD MAD links to the BFD MAD VLAN Make sure the IRF fabrics on...

Page 29: ...port port access vlan vlan id Assign the port to the VLAN as a trunk port port trunk permit vlan vlan id Assign the port to the VLAN as a hybrid port port hybrid vlan vlan id tagged untagged The link type of BFD MAD ports can be access trunk or hybrid The default link type of a port is access 7 Return to system view quit N A 8 Create the VLAN interface and enter VLAN interface view interface vlan ...

Page 30: ...em view N A 2 Assign a domain ID to the IRF fabric irf domain domain id The default IRF domain ID is 0 3 Configure the IRF bridge MAC address to change as soon as the address owner leaves undo irf mac address persistent By default the IRF bridge MAC address remains unchanged for 6 minutes after the address owner leaves 4 Create a VLAN dedicated to ARP MAD vlan vlan id The default VLAN on the devic...

Page 31: ...e device is also an IRF fabric assign the two IRF fabrics different domain IDs for correct split detection To configure ND MAD Step Command Remarks 1 Enter system view system view N A 2 Assign a domain ID to the IRF fabric irf domain domain id The default IRF domain ID is 0 3 Configure the IRF bridge MAC address to change as soon as the address owner leaves undo irf mac address persistent By defau...

Page 32: ...rom the shutdown action for management or other special purposes For example Exclude a port from the shutdown action so you can Telnet to the port for managing the device Exclude a VLAN interface and its Layer 2 ports from the shutdown action so you can log in through the VLAN interface To configure a port to not shut down when the IRF fabric transits to the Recovery state Step Command Remarks 1 E...

Page 33: ...w system view 2 Recover the inactive IRF fabric mad restore IP network IP network IRF fabric 1 Active IRF fabric 2 Recovery IP network IP network IRF fabric 1 Active IRF fabric 2 Recovery IRF fabric IP network IP network After the IRF link is recovered IRF merge IRF fabric 1 Active IRF fabric 2 Recovery IP network IP network IRF fabric 2 Active IP network IP network IRF fabric 1 fails because of p...

Page 34: ...nks display irf port load sharing mode irf port member id port number Display MAD configuration display mad verbose Configuration examples This section provides IRF configuration examples for IRF fabrics that use different MAD mechanisms LACP MAD enabled IRF configuration example using crosslink ports Network requirements As shown in Figure 16 set up a two member IRF fabric Configure LACP MAD on t...

Page 35: ...f port configuration active 2 Configure Device B Change the member ID of Device B to 2 and reboot the device to validate the change Sysname system view Sysname irf member 1 renumber 2 Renumbering the member ID may result in configuration change or loss Continue Y N y Sysname quit Sysname reboot Log into Device B Details not shown Shut down the physical interfaces used for IRF links This example us...

Page 36: ...1 fortygige 2 1 1 Sysname if range port link aggregation group 2 Sysname if range quit 4 Configure Device E as the intermediate device CAUTION If the intermediate device is also an IRF fabric assign the two IRF fabrics different domain IDs for correct split detection False detection causes IRF split Create a dynamic aggregate interface Sysname system view Sysname interface bridge aggregation 2 Sys...

Page 37: ...f port1 1 port group interface ten gigabitethernet 1 0 18 Sysname irf port1 1 port group interface ten gigabitethernet 1 0 19 Sysname irf port1 1 port group interface ten gigabitethernet 1 0 20 Sysname irf port1 1 quit Bring up the ports and save the configuration Sysname interface range ten gigabitethernet 1 0 17 to ten gigabitethernet 1 0 20 Sysname if range undo shutdown Sysname if range quit S...

Page 38: ...igabitethernet 2 0 20 Sysname if range undo shutdown Sysname if range quit Sysname save Activate the IRF port configuration Sysname irf port configuration active The two devices perform master election and the one that has failed the election reboots to form an IRF fabric with the master 3 Configure BFD MAD on the IRF fabric Create VLAN 3 and add FortyGigE 1 1 1 and FortyGigE 2 1 1 to VLAN 3 Sysna...

Page 39: ...ets To prevent loops run the spanning tree feature between Device E and the IRF fabric Figure 18 Network diagram Configuration procedure 1 Configure Device A Shut down the physical interfaces used for IRF links Sysname system view Sysname interface range fortygige 1 1 1 to fortygige 1 1 2 Sysname if range shutdown Sysname if range quit Bind FortyGigE 1 1 1 to IRF port 1 1 FGE1 1 2 IRF port1 2 FGE2...

Page 40: ...hown in Figure 18 and log in to Device B Details not shown Shut down the physical interfaces used for IRF links Sysname system view Sysname interface range fortygige 2 1 1 to fortygige 2 1 2 Sysname if range shutdown Sysname if range quit Bind FortyGigE 2 1 1 to IRF port 2 1 Sysname irf port 2 1 Sysname irf port2 1 port group interface fortygige 2 1 1 Sysname irf port2 1 quit Bind FortyGigE 2 1 2 ...

Page 41: ...ation Sysname interface range fortygige 3 1 1 to fortygige 3 1 2 Sysname if range undo shutdown Sysname if range quit Sysname save Activate the IRF port configuration Sysname irf port configuration active Device C reboots to join the IRF fabric 4 Configure Device D Change the member ID of Device D to 4 and reboot the device to validate the change Sysname system view Sysname irf member 1 renumber 4...

Page 42: ...s as soon as the address owner leaves Sysname undo irf mac address persistent Set the domain ID of the IRF fabric to 1 Sysname irf domain 1 Create VLAN 3 and assign FortyGigE 1 1 3 FortyGigE 2 1 3 FortyGigE 3 1 3 and FortyGigE 4 1 3 to VLAN 3 Sysname vlan 3 Sysname vlan3 port fortygige 1 1 3 fortygige 2 1 3 fortygige 3 1 3 fortygige 4 1 3 Sysname vlan3 quit Create VLAN interface 3 assign it an IP ...

Page 43: ...abric Configure ND MAD in the IRF fabric and use the links connected to Device E for transmitting ND MAD packets To prevent loops run the spanning tree feature between Device E and the IRF fabric Figure 19 Network diagram Configuration procedure 1 Configure Device A Shut down the physical interfaces used for IRF links Sysname system view Sysname interface range fortygige 1 1 1 to fortygige 1 1 2 F...

Page 44: ...1 renumber 2 Renumbering the member ID may result in configuration change or loss Continue Y N y Sysname quit Sysname reboot Connect Device B to Device A as shown in Figure 19 and log in to Device B Details not shown Shut down the physical interfaces used for IRF links Sysname system view Sysname interface range fortygige 2 1 1 to fortygige 2 1 2 Sysname if range shutdown Sysname if range quit Bin...

Page 45: ...2 to IRF port 3 2 Sysname irf port 3 2 Sysname irf port3 2 port group interface fortygige 3 1 2 Sysname irf port3 2 quit Bring up the physical interfaces and save the configuration Sysname interface range fortygige 3 1 1 to fortygige 3 1 2 Sysname if range undo shutdown Sysname if range quit Sysname save Activate the IRF port configuration Sysname irf port configuration active Device C reboots to ...

Page 46: ...region configuration Sysname mst region quit Configure the IRF fabric to change its bridge MAC address as soon as the address owner leaves Sysname undo irf mac address persistent Set the domain ID of the IRF fabric to 1 Sysname irf domain 1 Create VLAN 3 and add FortyGigE 1 1 3 FortyGigE 2 1 3 FortyGigE 3 1 3 and FortyGigE 4 1 3 to VLAN 3 Sysname vlan 3 Sysname vlan3 port fortygige 1 1 3 fortygige...

Page 47: ...me ndmad DeviceC mst region instance 1 vlan 3 DeviceC mst region active region configuration DeviceC mst region quit Create VLAN 3 and add ports FortyGigE 1 0 1 through FortyGigE 1 0 4 to VLAN 3 for forwarding ND MAD packets DeviceE vlan 3 DeviceE vlan3 port fortygige 1 0 1 to fortygige 1 0 4 DeviceE vlan3 quit ...

Page 48: ... which you select at least one x y Asterisk marked square brackets enclose optional syntax choices separated by vertical bars from which you select one choice multiple choices or none 1 n The argument or keyword and argument combination before the ampersand sign can be entered 1 to n times A line that starts with a pound sign is comments GUI conventions Convention Description Boldface Window names...

Page 49: ...rwarding and other Layer 2 features Represents an access controller a unified wired WLAN module or the access controller engine on a unified wired WLAN switch Represents an access point Represents a wireless terminator unit Represents a wireless terminator Represents a mesh access point Represents omnidirectional signals Represents directional signals Represents a security product such as a firewa...

Page 50: ...s provide a mechanism for accessing software updates through the product interface Review your product documentation to identify the recommended software update method To download product updates go to either of the following Hewlett Packard Enterprise Support Center Get connected with updates page www hpe com support e updates Software Depot website www hpe com support softwaredepot To view and u...

Page 51: ...Enterprise authorized service provider will determine whether a repair can be accomplished by CSR For more information about CSR contact your local service provider or go to the CSR website www hpe com support selfrepair Remote support Remote support is available with supported devices as part of your warranty Care Pack Service or contractual support agreement It provides intelligent event diagnos...

Page 52: ... 35 IRF fabric BFD MAD crosslink port 32 IRF fabric LACP MAD crosslink port 30 IRF fabric ND MAD uplink port 39 IRF LACP MAD 23 IRF link load sharing mode 19 IRF link load sharing mode global 20 IRF link load sharing mode port specific 20 IRF MAD 23 IRF member device description 19 IRF ND MAD 27 connecting IRF physical interface 16 D detecting IRF ARP MAD 10 IRF BFD MAD 9 IRF failure recovery 7 IR...

Page 53: ...c BFD MAD configuration crosslink port 32 fabric configuration 14 30 fabric display 30 fabric feature restrictions 13 fabric LACP MAD configuration crosslink port 30 fabric ND MAD configuration uplink port 39 fabric recovery 28 fabric setup 1 15 failure recovery 7 hardware compatibility 12 LACP MAD 8 LACP MAD configuration 23 link down report delay 22 link load sharing mode 19 MAD 2 MAD configurat...

Page 54: ... BFD MAD configuration crosslink port 32 IRF fabric configuration 14 IRF fabric LACP MAD configuration crosslink port 30 IRF fabric ND MAD configuration uplink port 39 IRF fabric recovery 28 IRF fabric setup 15 IRF LACP MAD 8 IRF LACP MAD configuration 23 IRF link down report delay 22 IRF MAD configuration 23 IRF MAD handling procedure 6 IRF MAD mechanism 7 IRF master election 6 IRF naming convent...

Page 55: ...erfaces 12 IRF configuration 12 IRF fabric features 13 IRF physical interface 12 IRF port connection 13 IRF transceiver modules cables 13 role IRF member role 2 S setting IRF link down report delay 22 setting up IRF fabric 1 shutting down IRF port shutdown exclusion 28 software IRF software auto update 21 specifying IRF device member priority 16 splitting IRF ARP MAD 10 IRF BFD MAD 9 IRF fabric re...

Page 56: ...22 IRF link load sharing mode 19 IRF MAD configuration 23 IRF MAD handling procedure 6 IRF MAD mechanism 7 IRF master election 6 IRF member device description 19 IRF naming conventions file system 4 IRF naming conventions interface 4 IRF ND MAD 11 IRF ND MAD configuration 27 IRF network topology 2 IRF physical interface connection 16 IRF physical interface port bind 17 IRF port shutdown exclusion ...

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