{"type":"doc","content":[{"type":"extension","attrs":{"layout":"default","extensionType":"com.atlassian.confluence.macro.core","extensionKey":"toc","parameters":{"macroParams":{},"macroMetadata":{"macroId":{"value":"2b47f78c-ca40-48e6-ad28-fb6e396c6f40"},"schemaVersion":{"value":"1"},"title":"Table of Contents"}},"localId":"cebebde3-1006-4b8e-9c05-79557eadf281"}},{"type":"heading","attrs":{"level":1},"content":[{"text":"Configuration Notes and Constraints","type":"text","marks":[{"type":"textColor","attrs":{"color":"#ff991f"}},{"type":"strong"}]}]},{"type":"paragraph","content":[{"text":"When configuring EFM OAM, pay attention to the following notes:","type":"text"}]},{"type":"bulletList","content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"An EFM connection cannot be established between two EFM OAM entities that are both in passive mode.","type":"text"}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Only the ","type":"text"},{"text":"active","type":"text","marks":[{"type":"strong"}]},{"text":" mode end can","type":"text"},{"text":" ","type":"text","marks":[{"type":"strong"}]},{"text":"run commands ","type":"text"},{"text":"ethernet-oam remote-loopback start interface ","type":"text","marks":[{"type":"strong"}]},{"text":"","type":"text","marks":[{"type":"em"}]},{"text":" or ","type":"text"},{"text":"ethernet-oam remote-loopback stop interface ","type":"text","marks":[{"type":"strong"}]},{"text":" ","type":"text","marks":[{"type":"em"}]},{"text":"to start | stop EFM OAM remote loopback tests.","type":"text"}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Before starting the EFM OAM remote loopback tests, make sure:","type":"text"}]},{"type":"bulletList","content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"The EFM OAM connection has been established successfully.","type":"text"}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Users have to configure command ","type":"text"},{"text":"set protocols ethernet-oam interface ","type":"text","marks":[{"type":"strong"}]},{"text":" ","type":"text","marks":[{"type":"em"}]},{"text":"remote-loopback supported ","type":"text","marks":[{"type":"strong"}]},{"text":"on the responding end to enable reactions to loopback control OAMPDUs from peers.","type":"text"}]}]}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Remote loopback cannot be configured on the same port as the loopback of the physical port.","type":"text"}]}]}]},{"type":"heading","attrs":{"level":1},"content":[{"text":"Configuring EFM OAM","type":"text","marks":[{"type":"textColor","attrs":{"color":"#ff991f"}},{"type":"strong"}]}]},{"type":"paragraph","content":[{"text":"Step 1 ","type":"text","marks":[{"type":"strong"}]},{"text":"Enable EFM OAM function on both end of the link.","type":"text"}]},{"type":"paragraph","content":[{"text":" ","type":"text"},{"text":"set protocols ethernet-oam interface ","type":"text","marks":[{"type":"strong"}]},{"text":"","type":"text","marks":[{"type":"em"}]},{"text":" enable ","type":"text","marks":[{"type":"strong"}]},{"text":"<","type":"text","marks":[{"type":"em"}]},{"text":"true | false","type":"text","marks":[{"type":"strong"}]},{"text":">","type":"text","marks":[{"type":"em"}]}]},{"type":"paragraph","content":[{"text":"Step 2 ","type":"text","marks":[{"type":"strong"}]},{"text":"Configure the EFM mode for this Ethernet port. By default, the EFM OAM interface works in ","type":"text"},{"text":"active","type":"text","marks":[{"type":"strong"}]},{"text":" mode.","type":"text"}]},{"type":"paragraph","content":[{"text":" set protocols ethernet-oam interface ","type":"text","marks":[{"type":"strong"}]},{"text":"","type":"text","marks":[{"type":"em"}]},{"text":" mode ","type":"text","marks":[{"type":"strong"}]},{"text":"<","type":"text","marks":[{"type":"em"}]},{"text":"active | passive","type":"text","marks":[{"type":"strong"}]},{"text":">","type":"text","marks":[{"type":"em"}]}]},{"type":"paragraph","content":[{"text":"Step 3 ","type":"text","marks":[{"type":"strong"}]},{"text":"Enable reactions to loopback control OAMPDUs from peers.","type":"text"}]},{"type":"paragraph","content":[{"text":" ","type":"text"},{"text":"set protocols ethernet-oam interface ","type":"text","marks":[{"type":"strong"}]},{"text":"","type":"text","marks":[{"type":"em"}]},{"text":" remote-loopback supported","type":"text","marks":[{"type":"strong"}]}]},{"type":"paragraph","content":[{"text":"Step 4 ","type":"text","marks":[{"type":"strong"}]},{"text":"(Optional) Configure EFM OAM timeout values.","type":"text"}]},{"type":"paragraph","content":[{"text":" set protocols ethernet-oam interface ","type":"text","marks":[{"type":"strong"}]},{"text":"","type":"text","marks":[{"type":"em"}]},{"text":" remote-loopback timeout ","type":"text","marks":[{"type":"strong"}]},{"text":"","type":"text","marks":[{"type":"em"}]}]},{"type":"paragraph","content":[{"text":" set protocols ethernet-oam interface ","type":"text","marks":[{"type":"strong"}]},{"text":"","type":"text","marks":[{"type":"em"}]},{"text":" timeout ","type":"text","marks":[{"type":"strong"}]},{"text":"","type":"text","marks":[{"type":"em"}]}]},{"type":"paragraph","content":[{"text":"Step 5 ","type":"text","marks":[{"type":"strong"}]},{"text":"Enable EFM OAM remote loopback tests on the specified port.","type":"text"}]},{"type":"table","attrs":{"layout":"default","width":760.0,"localId":"e7096e49-4f66-4e49-9db9-8bbb09af23fa"},"content":[{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"background":"#f4f5f7","rowspan":1},"content":[{"type":"paragraph","content":[{"text":"NOTE","type":"text","marks":[{"type":"strong"}]},{"text":"s:","type":"text"}]},{"type":"bulletList","content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"The commands","type":"text"},{"text":" ethernet-oam remote-loopback start interface ","type":"text","marks":[{"type":"strong"}]},{"text":"and ","type":"text"},{"text":"ethernet-oam remote-loopback stop interface","type":"text","marks":[{"type":"strong"}]},{"text":" are operational mode commands which should be executed under the prompt “admin@PICOS>”.","type":"text"}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Only the ","type":"text"},{"text":"active","type":"text","marks":[{"type":"strong"}]},{"text":" mode end can","type":"text"},{"text":" ","type":"text","marks":[{"type":"strong"}]},{"text":"run commands ","type":"text"},{"text":"ethernet-oam remote-loopback start interface ","type":"text","marks":[{"type":"strong"}]},{"text":"","type":"text","marks":[{"type":"em"}]},{"text":" or ","type":"text"},{"text":"ethernet-oam remote-loopback stop interface ","type":"text","marks":[{"type":"strong"}]},{"text":" ","type":"text","marks":[{"type":"em"}]},{"text":"to start| stop EFM OAM remote loopback tests.","type":"text"}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Before starting the EFM OAM remote loopback tests, make sure:","type":"text"}]},{"type":"bulletList","content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"The EFM OAM connection has been established successfully.","type":"text"}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Users have to configure command ","type":"text"},{"text":"set protocols ethernet-oam interface ","type":"text","marks":[{"type":"strong"}]},{"text":" ","type":"text","marks":[{"type":"em"}]},{"text":"remote-loopback supported ","type":"text","marks":[{"type":"strong"}]},{"text":"on the responding end to enable reactions to loopback control OAMPDUs from peers.","type":"text"}]}]}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"It is not allowed to modify EFM OAM mode when remote loopback function is implemented.","type":"text"}]}]}]}]}]}]},{"type":"paragraph","content":[{"text":" ","type":"text"},{"text":"ethernet-oam remote-loopback start interface ","type":"text","marks":[{"type":"strong"}]},{"text":"","type":"text","marks":[{"type":"em"}]}]},{"type":"paragraph","content":[{"text":"Step 6 ","type":"text","marks":[{"type":"strong"}]},{"text":"Stop EFM OAM remote loopback tests on the specified port.","type":"text"}]},{"type":"paragraph","content":[{"text":" ethernet-oam remote-loopback stop interface ","type":"text","marks":[{"type":"strong"}]},{"text":"","type":"text","marks":[{"type":"em"}]}]},{"type":"paragraph","content":[{"text":"Step 7 ","type":"text","marks":[{"type":"strong"}]},{"text":"Commit the configuration.","type":"text"}]},{"type":"paragraph","content":[{"text":" commit","type":"text","marks":[{"type":"strong"}]}]},{"type":"paragraph","content":[{"text":"Step 8 ","type":"text","marks":[{"type":"strong"}]},{"text":"View EFM OAM configuration information, session status and interface statistics.","type":"text"}]},{"type":"paragraph","content":[{"text":" run show ethernet-oam ","type":"text","marks":[{"type":"strong"}]},{"text":"[","type":"text"},{"text":"interface ","type":"text","marks":[{"type":"strong"}]},{"text":"","type":"text","marks":[{"type":"em"}]},{"text":"]","type":"text"}]},{"type":"paragraph","content":[{"text":" run show","type":"text","marks":[{"type":"strong"}]},{"text":" ","type":"text"},{"text":"ethernet-oam statistics ","type":"text","marks":[{"type":"strong"}]},{"text":"[","type":"text"},{"text":"interface ","type":"text","marks":[{"type":"strong"}]},{"text":"","type":"text","marks":[{"type":"em"}]},{"text":"]","type":"text"}]},{"type":"heading","attrs":{"level":1},"content":[{"text":"Example for Configuring EFM OAM","type":"text","marks":[{"type":"textColor","attrs":{"color":"#ff991f"}},{"type":"strong"}]}]},{"type":"heading","attrs":{"level":2},"content":[{"text":"Networking Requirements","type":"text","marks":[{"type":"strong"}]}]},{"type":"paragraph","content":[{"text":"Figure 1. EFM OAM Configuration Example","type":"text","marks":[{"type":"strong"}]}]},{"type":"mediaSingle","attrs":{"layout":"center","width":450,"widthType":"pixel"},"content":[{"type":"media","attrs":{"width":269,"id":"cf1cc596-75a6-4197-9335-05924290fb42","collection":"contentId-258615801","type":"file","height":246}}]},{"type":"paragraph","content":[{"text":"As shown in ","type":"text"},{"text":"Figure 1","type":"text","marks":[{"type":"strong"}]},{"text":", the link between Switch C to Switch A is a newly deployed network. The administrator hopes to achieve the following network management:","type":"text"}]},{"type":"bulletList","content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Test network connectivity and quality before enabling the new network.","type":"text"}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Dynamically monitor the link quality after the link is properly enabled.","type":"text"}]}]}]},{"type":"paragraph","content":[{"text":"Follow the configuration roadmap below to configure EFM function:","type":"text"}]},{"type":"paragraph","content":[{"text":"1. Configure EFM basic functions on Switch A and Switch C devices to achieve automatic detection of link connectivity.","type":"text"}]},{"type":"paragraph","content":[{"text":"2. Configure EFM remote loopback on Switch A and Switch C to conduct link connectivity and performance testing.","type":"text"}]},{"type":"heading","attrs":{"level":2},"content":[{"text":"Procedure","type":"text","marks":[{"type":"strong"}]}]},{"type":"paragraph","content":[{"text":"Step 1 ","type":"text","marks":[{"type":"strong"}]},{"text":"Configure EFM basic function.","type":"text"}]},{"type":"paragraph","marks":[{"type":"indentation","attrs":{"level":2}}],"content":[{"text":" a) Enable EFM OAM function on interface ge-1/1/1 on Switch A.","type":"text"}]},{"type":"codeBlock","content":[{"text":"admin@SwitchA# set protocols ethernet-oam interface ge-1/1/1 enable true","type":"text"}]},{"type":"paragraph","marks":[{"type":"indentation","attrs":{"level":2}}],"content":[{"text":" b) Configure the EFM OAM mode for this Ethernet port.","type":"text"}]},{"type":"codeBlock","content":[{"text":"admin@SwitchA# set protocols ethernet-oam interface ge-1/1/1 mode active\nadmin@SwitchA# commit","type":"text"}]},{"type":"paragraph","content":[{"text":" c) Enable EFM OAM function on interface ge-1/1/1 on Switch C.","type":"text"}]},{"type":"codeBlock","content":[{"text":"admin@SwitchC# set protocols ethernet-oam interface ge-1/1/1 enable true","type":"text"}]},{"type":"paragraph","marks":[{"type":"indentation","attrs":{"level":2}}],"content":[{"text":" d) Configure the mode of EFM OAM mode for this Ethernet port.","type":"text"}]},{"type":"codeBlock","content":[{"text":"admin@SwitchC# set protocols ethernet-oam interface ge-1/1/1 mode passive\nadmin@SwitchC# commit","type":"text"}]},{"type":"paragraph","content":[{"text":" e) Verify the Configuration.","type":"text"}]},{"type":"paragraph","content":[{"text":"If the EFM configurations of Switch A and Switch C are correct, a connection will be established between them after successful negotiation in the Discovery phase. Run the command ","type":"text"},{"text":"run show ethernet-oam","type":"text","marks":[{"type":"strong"}]},{"text":" on Switch A or Switch C, you can see that the EFM OAM protocol status of interface ge-1/1/1 is ","type":"text"},{"text":"SEND_ANY","type":"text","marks":[{"type":"strong"}]},{"text":".","type":"text"}]},{"type":"codeBlock","content":[{"text":"admin@SwitchC# run show ethernet-oam\nInterface ge-1/1/1\nLocal client\n Admin state: enable\n OAM Mode: passive\n OAM timeout: 30 seconds\n Loopback timeout: 3 seconds\n Loopback status: no loopback\n PDU revision: 3\n OAM status: SEND_ANY\n PDU: ANY\nRemote client\n MAC address: 18:5a:58:5c:8c:21\n OUI: 48:6e:73\n PDU revision: 3\n OAM Mode: active\n Unidirection: not supported\n Link monitor: not supported\n Remote loopback: not supported\n MIB retrieval: not supported\n Mtu size: 1500","type":"text"}]},{"type":"paragraph","content":[{"text":"Step 2 ","type":"text","marks":[{"type":"strong"}]},{"text":"Enable remote loopback.","type":"text"}]},{"type":"paragraph","marks":[{"type":"indentation","attrs":{"level":2}}],"content":[{"text":" a) Enable reactions to loopback control OAMPDUs from peers on Switch C.","type":"text"}]},{"type":"codeBlock","content":[{"text":"admin@SwitchC# set protocols ethernet-oam interface ge-1/1/1 remote-loopback supported\nadmin@SwitchC# commit","type":"text"}]},{"type":"paragraph","marks":[{"type":"indentation","attrs":{"level":2}}],"content":[{"text":" b) Start EFM OAM remote loopback tests on interface ge-1/1/1 on Switch A.","type":"text"}]},{"type":"table","attrs":{"layout":"default","width":760.0,"localId":"7a6db1ed-abdc-46c6-af1b-fdd303f15522"},"content":[{"type":"tableRow","content":[{"type":"tableHeader","attrs":{"colspan":1,"rowspan":1},"content":[{"type":"paragraph","content":[{"text":"NOTE","type":"text","marks":[{"type":"strong"}]},{"text":"s:","type":"text"}]},{"type":"bulletList","content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"The commands","type":"text"},{"text":" ethernet-oam remote-loopback start interface ","type":"text","marks":[{"type":"strong"}]},{"text":"and ","type":"text"},{"text":"ethernet-oam remote-loopback stop interface","type":"text","marks":[{"type":"strong"}]},{"text":" are operational mode commands which should be executed under the prompt “admin@PICOS>”.","type":"text"}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Before starting the EFM OAM remote loopback tests:","type":"text"}]},{"type":"bulletList","content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"The EFM OAM connection has been established successfully.","type":"text"}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Users have to configure command ","type":"text"},{"text":"set protocols ethernet-oam interface ","type":"text","marks":[{"type":"strong"}]},{"text":" ","type":"text","marks":[{"type":"em"}]},{"text":"remote-loopback supported ","type":"text","marks":[{"type":"strong"}]},{"text":"on the responding end to enable reactions to loopback control OAMPDUs from peers.","type":"text"}]}]}]}]}]}]}]}]},{"type":"codeBlock","content":[{"text":"admin@SwitchA> ethernet-oam remote-loopback start interface ge-1/1/1","type":"text"}]},{"type":"paragraph","marks":[{"type":"indentation","attrs":{"level":2}}],"content":[{"text":" c) Verify the Configuration.","type":"text"}]},{"type":"bulletList","content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"After successfully configuring EFM remote loopback, run the command ","type":"text"},{"text":"run show ethernet-oam","type":"text","marks":[{"type":"strong"}]},{"text":", and you can see that the loopback status is ","type":"text"},{"text":"local loopback ","type":"text","marks":[{"type":"strong"}]},{"text":"on Switch C and ","type":"text"},{"text":"remote loopback","type":"text","marks":[{"type":"strong"}]},{"text":" on Switch A.","type":"text"}]}]}]},{"type":"codeBlock","content":[{"text":"admin@SwitchC# run show ethernet-oam\n--------------------------------------------------\nInterface ge-1/1/1\nLocal client\n Admin state: enable\n OAM Mode: passive\n OAM timeout: 30 seconds\n Loopback timeout: 3 seconds\n Loopback status: local loopback\n PDU revision: 3\n OAM status: SEND_ANY\n PDU: ANY\nRemote client\n MAC address: 18:5a:58:5c:8c:21\n OUI: 48:6e:73\n PDU revision: 3\n OAM Mode: active\n Unidirection: not supported\n Link monitor: not supported\n Remote loopback: not supported\n MIB retrieval: not supported\n Mtu size: 1500\n--------------------------------------------------\n\nadmin@SwitchA# run show ethernet-oam interface ge-1/1/1\n--------------------------------------------------\nInterface ge-1/1/1\nLocal client\n Admin state: enable\n OAM Mode: active\n OAM timeout: 30 seconds\n Loopback timeout: 3 seconds\n Loopback status: remote loopback\n PDU revision: 3\n OAM status: SEND_ANY\n PDU: ANY\nRemote client\n MAC address: 18:5a:58:03:35:81\n OUI: 48:6e:73\n PDU revision: 3\n OAM Mode: passive\n Unidirection: not supported\n Link monitor: not supported\n Remote loopback: supported\n MIB retrieval: not supported\n Mtu size: 1500\n","type":"text"}]},{"type":"bulletList","content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"View the statistics information of EFM OAMPDU packets, we can see the number of received Loopback Control OAMPDU packet is 1 on Switch C.","type":"text"}]}]}]},{"type":"codeBlock","content":[{"text":"admin@SwitchC# run show ethernet-oam statistics interface ge-1/1/1\nPackets statistics for interface ge-1/1/1\nPacket type OAM Tx Count OAM Rx Count\n--------------------------------------------------------------------\nOAMInformation 11365 11372\nOAMLoopbackControl 0 1\nOAMUnsupported 0 0","type":"text"}]},{"type":"paragraph","content":[{"text":"Step 3 ","type":"text","marks":[{"type":"strong"}]},{"text":"Stop EFM remote loopback.","type":"text"}]},{"type":"codeBlock","content":[{"text":"admin@SwitchC> ethernet-oam remote-loopback stop interface ge-1/1/1","type":"text"}]},{"type":"paragraph","content":[{"text":"Step 4 ","type":"text","marks":[{"type":"strong"}]},{"text":"Verify the Configuration.","type":"text"}]},{"type":"bulletList","content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Run the command ","type":"text"},{"text":"run show ethernet-oam","type":"text","marks":[{"type":"strong"}]},{"text":", and you can see that the loopback status is ","type":"text"},{"text":"no loopback ","type":"text","marks":[{"type":"strong"}]},{"text":"on Switch C and Switch A.","type":"text"}]}]}]},{"type":"codeBlock","content":[{"text":"admin@SwitchC# run show ethernet-oam\n--------------------------------------------------\nInterface ge-1/1/1\nLocal client\n Admin state: enable\n OAM Mode: passive\n OAM timeout: 30 seconds\n Loopback timeout: 3 seconds\n Loopback status: no loopback\n PDU revision: 3\n OAM status: SEND_ANY\n PDU: ANY\nRemote client\n MAC address: 18:5a:58:5c:8c:21\n OUI: 48:6e:73\n PDU revision: 3\n OAM Mode: active\n Unidirection: not supported\n Link monitor: not supported\n Remote loopback: not supported\n MIB retrieval: not supported\n Mtu size: 1500\n--------------------------------------------------","type":"text"}]},{"type":"bulletList","content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"View the statistics information of EFM OAMPDU packets, we can see the number of received Loopback Control OAMPDU packet is 2 on Switch C.","type":"text"}]}]}]},{"type":"codeBlock","content":[{"text":"admin@SwitchC# run show ethernet-oam statistics interface ge-1/1/1\nPackets statistics for interface ge-1/1/1\nPacket type OAM Tx Count OAM Rx Count\n------------------------------------------------------------------\nOAMInformation 18770 18792\nOAMLoopbackControl 0 2\nOAMUnsupported 0 0","type":"text"}]}],"version":1}

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