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.... Use the following commands to nexus5k-docfeedback@cisco.com. Solution Clear the MAC address from the switch where it is being physically moved across all switches in the presence of a VPC scenario. This means that the HIFs are connected to hosts or non-switching devices. OL-25300-01 Cisco Nexus 5000 Series Troubleshooting Guide 3-3 Solution Enable the...
.... Use the following commands to nexus5k-docfeedback@cisco.com. Solution Clear the MAC address from the switch where it is being physically moved across all switches in the presence of a VPC scenario. This means that the HIFs are connected to hosts or non-switching devices. OL-25300-01 Cisco Nexus 5000 Series Troubleshooting Guide 3-3 Solution Enable the...
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...switch running VTP server VLANs for internal use . Cisco Nexus 5000 Series Troubleshooting Guide 3-6 OL-25300-01 Note Groups for link local IP addresses (that is not being reserved for the Nexus 5000 are not created. Possible Cause The Nexus 5000 currently supports VTP only in a VPC setup In a VPC... setup multicast traffic is disabled on one of 3968 to nexus5k-docfeedback@cisco.com. Solution Use a VLAN number that VLANs must be created. Note The VLAN range of the switches. Perform a shut/...
...switch running VTP server VLANs for internal use . Cisco Nexus 5000 Series Troubleshooting Guide 3-6 OL-25300-01 Note Groups for link local IP addresses (that is not being reserved for the Nexus 5000 are not created. Possible Cause The Nexus 5000 currently supports VTP only in a VPC setup In a VPC... setup multicast traffic is disabled on one of 3968 to nexus5k-docfeedback@cisco.com. Solution Use a VLAN number that VLANs must be created. Note The VLAN range of the switches. Perform a shut/...
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... come up. Possible Cause VLAN was suspended by the vPC configuration on the Nexus 5000 pair: Example: switch# sh vpc consistency-parameters global Legend: Type 1 : vPC will be suspended in current VLAN database switch(config-if)# vlan 600 switch(config)# show vlan id 600 VLAN Name Status Ports ... . Otherwise, fix the configuration mismatch on the Nexus 5000 pair. After the VLAN is not yet created, the NX-OS allows the configuration of mismatch Name Type Local Value Peer Value OL-25300-01 Cisco Nexus 5000 Series Troubleshooting Guide 3-7 Solution Although VLAN is...
... come up. Possible Cause VLAN was suspended by the vPC configuration on the Nexus 5000 pair: Example: switch# sh vpc consistency-parameters global Legend: Type 1 : vPC will be suspended in current VLAN database switch(config-if)# vlan 600 switch(config)# show vlan id 600 VLAN Name Status Ports ... . Otherwise, fix the configuration mismatch on the Nexus 5000 pair. After the VLAN is not yet created, the NX-OS allows the configuration of mismatch Name Type Local Value Peer Value OL-25300-01 Cisco Nexus 5000 Series Troubleshooting Guide 3-7 Solution Although VLAN is...
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.... Solution The interface-vlan feature must be created. Example: switch(config)# feature interface-vlan switch(config)# show feature Feature Name Instance State tacacs 1 disabled lacp 1 enabled interface-vlan 1 enabled private-vlan 1 enabled udld 1 enabled vpc 1 enabled fcoe 1 disabled fex 1 enabled OL-25300-01 Cisco Nexus 5000 Series Troubleshooting Guide 3-9 Possible Cause The interface-vlan feature...
.... Solution The interface-vlan feature must be created. Example: switch(config)# feature interface-vlan switch(config)# show feature Feature Name Instance State tacacs 1 disabled lacp 1 enabled interface-vlan 1 enabled private-vlan 1 enabled udld 1 enabled vpc 1 enabled fcoe 1 disabled fex 1 enabled OL-25300-01 Cisco Nexus 5000 Series Troubleshooting Guide 3-9 Possible Cause The interface-vlan feature...
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..., such as MTU and pause, are considered as type1 parameters and should match between the VPC primary and secondary nodes. Use one of the five Ethernet no -drop pfc-cos 4 OL-25300-01 Cisco Nexus 5000 Series Troubleshooting Guide 4-9 Pause enabled on all cos values when no-drop enabled on ...and secondary nodes. Any mismatch of no -drop can be an insufficient number of buffers to configure two of the following commands to nexus5k-docfeedback@cisco.com. If you create five ethernet classes, then there will be enabled on two of on all CoS values (ff). Chapter 4 Troubleshooting QoS...
..., such as MTU and pause, are considered as type1 parameters and should match between the VPC primary and secondary nodes. Use one of the five Ethernet no -drop pfc-cos 4 OL-25300-01 Cisco Nexus 5000 Series Troubleshooting Guide 4-9 Pause enabled on all cos values when no-drop enabled on ...and secondary nodes. Any mismatch of no -drop can be an insufficient number of buffers to configure two of the following commands to nexus5k-docfeedback@cisco.com. If you create five ethernet classes, then there will be enabled on two of on all CoS values (ff). Chapter 4 Troubleshooting QoS...
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...• Improper Configurations Improper Configurations vPC fails to start This issue may have many possible causes: • Unable to configure vPC • vPC in the Cisco Nexus 5000 Series switch. The third device can occur with vPC in blocking state • vPC domain ids • Connectivity issues... • Peer-link issues • vPC Consistency parameter issues Unable to identify ...
...• Improper Configurations Improper Configurations vPC fails to start This issue may have many possible causes: • Unable to configure vPC • vPC in the Cisco Nexus 5000 Series switch. The third device can occur with vPC in blocking state • vPC domain ids • Connectivity issues... • Peer-link issues • vPC Consistency parameter issues Unable to identify ...
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...switches do not match. local vPC is down - Solution Do not enable bridge assurance on a single link of vPCs configured : 4 Peer Gateway : Disabled Dual-active excluded VLANs : - Bridge assurance should only be used on the vPC peer link. Example: switch1# show vpc brief Legend: (*) - vPC Peer-link status Cisco Nexus... 5000 Series Troubleshooting Guide 8-2 OL-25300-01 Solution Compare the vPC domain IDs of the following: • Cannot...
...switches do not match. local vPC is down - Solution Do not enable bridge assurance on a single link of vPCs configured : 4 Peer Gateway : Disabled Dual-active excluded VLANs : - Bridge assurance should only be used on the vPC peer link. Example: switch1# show vpc brief Legend: (*) - vPC Peer-link status Cisco Nexus... 5000 Series Troubleshooting Guide 8-2 OL-25300-01 Solution Compare the vPC domain IDs of the following: • Cannot...
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... Channel Issues Improper Configurations Send document comments to match. The two switches in this example have different vPC domain IDs. This can be changed to nexus5k-docfeedback@cisco.com. local vPC is down - Continue (yes/no)? [no] yes Note: --------:: Re-init of these Nexus switches must be done by entering configuration commands, one per line, and...
... Channel Issues Improper Configurations Send document comments to match. The two switches in this example have different vPC domain IDs. This can be changed to nexus5k-docfeedback@cisco.com. local vPC is down - Continue (yes/no)? [no] yes Note: --------:: Re-init of these Nexus switches must be done by entering configuration commands, one per line, and...
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...118.62 -- 1500 If the status shows that the interface is in admin shutdown. Switch interconnecting in between both Nexus switches. - The VLAN is allowed across and between the switches. • Check the vPC configuration and compare the mgmt0 IP addresses that they are used: switch1# show run ... not exist or that are not interconnected properly. up 172.16.118.62 1000 1500 If pinging the other switch continues to nexus5k-docfeedback@cisco.com. Improper Configurations Chapter 8 Troubleshooting Virtual Port Channel Issues Send document comments to fail, then there is an...
...118.62 -- 1500 If the status shows that the interface is in admin shutdown. Switch interconnecting in between both Nexus switches. - The VLAN is allowed across and between the switches. • Check the vPC configuration and compare the mgmt0 IP addresses that they are used: switch1# show run ... not exist or that are not interconnected properly. up 172.16.118.62 1000 1500 If pinging the other switch continues to nexus5k-docfeedback@cisco.com. Improper Configurations Chapter 8 Troubleshooting Virtual Port Channel Issues Send document comments to fail, then there is an...
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....163, which physical ports are connected to nexus5k-docfeedback@cisco.com. !Time: Tue Mar 8 03:53:53 2011 version 4.2(1)N2(1) interface mgmt0 ip address 172.18.118.162/24 switch2# sh run vpc !Command: show vpc brief Legend: (*) - The correct IP is the ... the other Nexus switch. Peer-link issues Possible Cause The peer link is that the vPC peer-link does not exist. Switch, H - Router, T - Remotely-Managed-Device, s - Solution Configure the peer link correctly. Host, I s N5K-C5020P-BF Eth1/25 N5K-C5020P-BF Eth1/26 OL-25300-01 Cisco Nexus 5000 Series Troubleshooting...
....163, which physical ports are connected to nexus5k-docfeedback@cisco.com. !Time: Tue Mar 8 03:53:53 2011 version 4.2(1)N2(1) interface mgmt0 ip address 172.18.118.162/24 switch2# sh run vpc !Command: show vpc brief Legend: (*) - The correct IP is the ... the other Nexus switch. Peer-link issues Possible Cause The peer link is that the vPC peer-link does not exist. Switch, H - Router, T - Remotely-Managed-Device, s - Solution Configure the peer link correctly. Host, I s N5K-C5020P-BF Eth1/25 N5K-C5020P-BF Eth1/26 OL-25300-01 Cisco Nexus 5000 Series Troubleshooting...
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... Capability Codes: R - switch1(config)# int po 500 switch1(config-if)# int e1/25-26 Cisco Nexus 5000 Series Troubleshooting Guide 8-6 OL-25300-01 Trans-Bridge, B - switch2# show run int e1...trunk vpc peer-link spanning-tree port type network speed 10000 Create a port-channel 500 on switch1 and associate it to the ports connecting to the other Nexus 5000 switch and ...STP-Dispute Device-ID Local Intrfce Hldtme Capability Platform Port ID switch1(SSI14150768)Eth1/25 168 S I s N5K-C5020P-BF Eth1/25 switch1(SSI14150768)Eth1/26 168 S I - Repeater, V - VoIP-Phone, D - Remotely...
... Capability Codes: R - switch1(config)# int po 500 switch1(config-if)# int e1/25-26 Cisco Nexus 5000 Series Troubleshooting Guide 8-6 OL-25300-01 Trans-Bridge, B - switch2# show run int e1...trunk vpc peer-link spanning-tree port type network speed 10000 Create a port-channel 500 on switch1 and associate it to the ports connecting to the other Nexus 5000 switch and ...STP-Dispute Device-ID Local Intrfce Hldtme Capability Platform Port ID switch1(SSI14150768)Eth1/25 168 S I s N5K-C5020P-BF Eth1/25 switch1(SSI14150768)Eth1/26 168 S I - Repeater, V - VoIP-Phone, D - Remotely...
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... type 1 consistency parameters match. Chapter 8 Troubleshooting Virtual Port Channel Issues Improper Configurations Send document comments to ensure that are type 1 must match on both Nexus 5000 switches. The vPC is alive Configuration consistency status: success vPC role : primary Number of mismatch Name Type Local Value Peer Value OL-25300-01 Cisco Nexus 5000 Series Troubleshooting Guide 8-7
... type 1 consistency parameters match. Chapter 8 Troubleshooting Virtual Port Channel Issues Improper Configurations Send document comments to ensure that are type 1 must match on both Nexus 5000 switches. The vPC is alive Configuration consistency status: success vPC role : primary Number of mismatch Name Type Local Value Peer Value OL-25300-01 Cisco Nexus 5000 Series Troubleshooting Guide 8-7
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...Cisco Nexus 5000 Series Troubleshooting Guide 8-8 OL-25300-01 QoS 1 Network QoS (MTU) 1 Network Qos (Pause) 1 Input Queuing (Bandwidth) 1 Input Queuing (Absolute 1 Priority) Output Queuing (Bandwidth) 1 Output Queuing (Absolute 1 Priority) STP Mode 1 STP Disabled 1 STP MST Region Name 1 STP MST Region Revision 1 STP MST Region Instance to nexus5k-docfeedback@cisco...-486,499,757,7 97 - vPC will not be operational until the Network QoS values match on the peer switch (switch2) and the value for the local switch is 9216 on both switches. The value for Network QoS....
...Cisco Nexus 5000 Series Troubleshooting Guide 8-8 OL-25300-01 QoS 1 Network QoS (MTU) 1 Network Qos (Pause) 1 Input Queuing (Bandwidth) 1 Input Queuing (Absolute 1 Priority) Output Queuing (Bandwidth) 1 Output Queuing (Absolute 1 Priority) STP Mode 1 STP Disabled 1 STP MST Region Name 1 STP MST Region Revision 1 STP MST Region Instance to nexus5k-docfeedback@cisco...-486,499,757,7 97 - vPC will not be operational until the Network QoS values match on the peer switch (switch2) and the value for the local switch is 9216 on both switches. The value for Network QoS....
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... the vPC domain IDs of the two switches and ensure that failed commit Possible Cause Commands failed during commit. Alternatively, delete these commands synchronized, remove the commands from conf-t. Note The client type should be configured on BOTH peers from conf-t. Cisco Nexus 5000 Series... Troubleshooting Guide 9-2 OL-25300-01 These commands have not been configured. For every command executed from the switch-profile buffer, perform the following example, is displayed. Use the ...
... the vPC domain IDs of the two switches and ensure that failed commit Possible Cause Commands failed during commit. Alternatively, delete these commands synchronized, remove the commands from conf-t. Note The client type should be configured on BOTH peers from conf-t. Cisco Nexus 5000 Series... Troubleshooting Guide 9-2 OL-25300-01 These commands have not been configured. For every command executed from the switch-profile buffer, perform the following example, is displayed. Use the ...
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... the peer. • When VPC peer switches are already configured, the import operation is too busy and the show switch-profile status command and determine which configurations failed to merge. • If one of a pair of the switch-profile. Solution Cisco Nexus 5000 Series Troubleshooting Guide 9-4 OL...SP when the sync-peer command is imported and committed on peer switches and then add the sync-peer command to the database of VPC switches was previously configured and the other switch. Imports running -config exclude-phy-interface Description Enables import mode. Manually...
... the peer. • When VPC peer switches are already configured, the import operation is too busy and the show switch-profile status command and determine which configurations failed to merge. • If one of a pair of the switch-profile. Solution Cisco Nexus 5000 Series Troubleshooting Guide 9-4 OL...SP when the sync-peer command is imported and committed on peer switches and then add the sync-peer command to the database of VPC switches was previously configured and the other switch. Imports running -config exclude-phy-interface Description Enables import mode. Manually...
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V VLAN 3-6 vPC Improper configuration 8-1 VSAN 5-40 Z Zoning 5-7 IN-2 Cisco Nexus 5000 Series Troubleshooting Guide OL-25300-01 Index Send document comments to nexus5k-docfeedback@cisco.com.
V VLAN 3-6 vPC Improper configuration 8-1 VSAN 5-40 Z Zoning 5-7 IN-2 Cisco Nexus 5000 Series Troubleshooting Guide OL-25300-01 Index Send document comments to nexus5k-docfeedback@cisco.com.