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Allied Telesis AT-9924T/4SP-A-20, AT-8948 The master node transmits and receives Health messages

Models: AT-9924SP-30 AT-9924T-40 AT-8948 AT-9924T/4SP-A-20 X900-48FE-N

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12.The master node transmits and receives Health messages

Debugging

12.The master node transmits and receives Health messages

The master node continues transmitting and receiving Health messages for as long as the ring stays in a state of Complete.

Manager x900-48-A>

epsrHelloTimeout: EPSR test Hello Timer expired

EPSR Port1 Tx: 00e02b00 00040000 cd280619 8100e3e8 005caaaa 0300e02b 00bb0100 00541eed 00000000 0000cd28 0619990b 00400105 03e80000 00000000 cd280619 00010002 010000fb

EPSR Port1 Tx:

-----------------------------------------------------------------------

TYPE	= HEALTH		STATE	= COMPLETE
CTRL VLAN	= 1000		SYSTEM	=	00-00-cd-28-06-19
HELLO TIME	=	1	FAIL TIME	=	2
HELLO SEQ	=	251

-----------------------------------------------------------------------

EPSR Port2 Rx: 00e02b00 00040000 cd280619 8100e3e8 005caaaa 0300e02b
00bb0100 00541eed	00000000	0000cd28	0619990b	00400105	03e80000
00000000 cd280619	00010002	010000fb

EPSR Port2 Rx:

-----------------------------------------------------------------------

TYPE	= HEALTH		STATE	= COMPLETE
CTRL VLAN	= 1000		SYSTEM	=	00-00-cd-28-06-19
HELLO TIME	=	1	FAIL TIME	=	2
HELLO SEQ	=	251

-----------------------------------------------------------------------

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Page 41 AlliedWare™ OS How To Note: EPSR

Image 41

Allied Telesis AT-9924T/4SP-A-20, X900-48FE-N, AT-8948 The master node transmits and receives Health messages, Debugging

Contents

How To Configure EPSR on page Example 1 A Basic Ring on page Detecting a Fault on page Recovering from a Fault on pageIntroduction What information will you find in this document?IGMP Snooping and Recovery Times on page Ports and Recovery Times on pageEPSR State and Settings on page SNMP Traps on page Counters on page Which products and software versions does it apply to?EPSR Components How EPSR WorksPage 4 AlliedWare OS How To Note EPSR Establishing a RingFault in a link or a transit node Recovering from a FaultMaster Node States Transit Node StatesFault in the master node Master Node Restoring Normal OperationTransit Nodes with One Port Down Transit Nodes with Both Ports DownConfiguring EPSR How To Configure EPSR1. Connect your switches into a ring 2. On each switch, configure EPSRiv. Configure the EPSR domain iii. Remove the ring ports from the default VLANv. Enable EPSR 3. Configure other ports and protocols as requiredPage 10 AlliedWare OS How To Note EPSR Modifying the Control VLANExample 1 A Basic Ring Configure the Master Node A1. Create the control VLAN 2. Add the ring ports to the control VLAN5. Remove the ring ports from the default VLAN Configure the Transit Nodes B and C8. Enable EPSR 6. Create the EPSR domainPage 13 AlliedWare OS How To Note EPSR 8. Enable EPSR6. Create the EPSR domain 7. Add the data VLAN to the domainExample 2 A Double Ring 1. Configure the master node switch A for domainDomain diagram3. Configure the master node switch C for domain 2. Configure the transit node switch B that belongs just to domain4. Configure the transit node switch D that belongs just to domain Page 15 AlliedWare OS How To Note EPSRPage 16 AlliedWare OS How To Note EPSR 5. Configure the transit node switch E that belongs to both domainsExample 3 EPSR and RSTP 1. Configure the master node switch A for the EPSR domainRSTP DomainConfigure the STP VLAN Switches C and D have the same configuration in this exampleRemove the STP VLAN’s ports from the default VLAN Configure STPPage 19 AlliedWare OS How To Note EPSR 4. Configure switch E for EPSR and RSTPEPSR Domain Example 4 EPSR with Nested VLANsPage 21 AlliedWare OS How To Note EPSR 1. Configure the master node switch A for the EPSR domain4. Configure client switch F connected to transit node B 3. Configure client switch E connected to the master node5. Configure client switch G connected to transit node C 6. Configure client switch H connected to transit node DExample 5 EPSR with management stacking Example 5 EPSR with management stacking2. Configure stacking on the first transit node host2 1. Configure stacking on the master node for the EPSR domain host13. Configure stacking on the second transit node host3 Page 24 AlliedWare OS How To Note EPSR5. Configure EPSR on the stacked switches 4. Configure the other VLANs on the stacked switchesExample 6 EPSR with an iMAP Configure the AT-TN7100 iMAP as Master NodePage 27 AlliedWare OS How To Note EPSR Checking the Master Node Configurationshow epsr show epsr=testChecking the Transit Node Configuration Configure the AT-TN7100 iMAP as a Transit NodePage 28 AlliedWare OS How To Note EPSR Example 6 EPSR with an iMAPClassifiers and Hardware Filters Classifiers and Hardware FiltersPorts and Recovery Times set igmpsnooping vlan=vlan-name1..4094all querysolicit=onyestrue IGMP Snooping and Recovery TimesHealth Message Priority Transit Node in a Complete Ring EPSR State and SettingsMaster Node in a Complete Ring Page 33 AlliedWare OS How To Note EPSR EPSR State and SettingsSNMP Traps Transit Node in a ring that had failures CountersMaster node in aComplete ring Link Down Between Master Node and Transit Node DebuggingMaster Node Node A Debug Output 1. The master node sends Health messages3. The primary port goes down 2. The master node continues sending Health messagesPage 37 AlliedWare OS How To Note EPSR DebuggingPage 38 AlliedWare OS How To Note EPSR 4. The master node receives a Link-Down message on its secondary port5. The master node transmits a Ring-Down-Flush-FDB message 8. The Hello timer expires again 6. The Hello timer expires7. The primary port comes back up Page 39 AlliedWare OS How To Note EPSR10. The master node returns the ring to a state of Complete 9. The master node receives the Health message on its secondary port11. The master node receives the Ring-Up-Flush-FDB message on port Page 40 AlliedWare OS How To Note EPSRDebugging 12. The master node transmits and receives Health messagesPage 41 AlliedWare OS How To Note EPSR 1. The transit node receives Health messages Transit Node Node B Debug OutputPage 43 AlliedWare OS How To Note EPSR 2. Port 1 on the transit node goes down3. The transit node receives a Ring-Down-Flush-FDB message Page 44 AlliedWare OS How To Note EPSR 4. Port 1 comes back up5. Transit node receives a Health message Page 45 AlliedWare OS How To Note EPSR 6. Transit node receives a Ring-Up-Flush-FDB messagePage 46 AlliedWare OS How To Note EPSR 7. The transit node receives Health messageson the master node, and then on transit node B Link Down Between Two Transit NodesMaster Node Node A Debug Output 1. The master node sends Health messages3. The master node receives a Link-Down message on its secondary port 2. The link between the two transit nodes goes downPage 48 AlliedWare OS How To Note EPSR Debugging5. The master node receives a second Link-Down message 4. The master node transmits a Ring-Down-Flush-FDB messagePage 49 AlliedWare OS How To Note EPSR DebuggingPage 50 AlliedWare OS How To Note EPSR 6. The master node continues sending Health messages7. The master node receives a Health message 9. The master node receives the Ring-Up-Flush-FDB message on port 8. The master node returns the ring to a state of CompletePage 51 AlliedWare OS How To Note EPSR DebuggingDebugging 10. The master node transmits and receives Health messagesPage 52 AlliedWare OS How To Note EPSR Transit Node Node B Debug Output Page 53 AlliedWare OS How To Note EPSR1. The transit node receives Health messages 2. The link between the two transit nodes goes down3. The transit node receives a Ring-Down-Flush-FDB message 4. The transit node sends a Link-Down messagePage 54 AlliedWare OS How To Note EPSR 6. The link comes back up 5. The transit node receives Health messages7. The transit node receives another Health message Page 55 AlliedWare OS How To Note EPSR9. The transit node receives Health messages 8. The transit node receives a Ring-Up-Flush-FDB message