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NXOS » Historique » Version 23

Laurent GUERBY, 12/03/2018 09:17

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{{>toc}}
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h1. NXOS
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Cisco Nexus 3064X
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version 7.0(3)I4(7)
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Voir aussi https://www.grenode.net/Documentation_technique/Machines/kraken/
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https://www.cisco.com/c/en/us/td/docs/switches/datacenter/nexus3000/sw/fundamentals/503_U3_1/b_Nexus_3000_Fundamentals_Guide_Release_503_U3_1.pdf
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h2. Interface de management out-of-band
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* n3064a Adresse: 192.168.129.46
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<pre>
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interface mgmt0
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  vrf member management
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  ip address 192.168.129.46/24
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</pre>
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h2. Commandes
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h3. Sauvegarde config 
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<pre>
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nexus# copy run start
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</pre>
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Copie via scp
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<pre>
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nexus# copy run scp://matthieu@192.168.129.1/
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</pre>
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h3. Config interface
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<pre>
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nexus# conf t
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nexus(config)# interface ethernet 1/3
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nexus(config-if)# switchport mode trunk
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nexus(config-if)# exit
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nexus(config)# exit
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nexus#
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</pre>
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pour un vlan non taggé
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<pre>
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nexus(config-if)# switchport access vlan 3131
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</pre>
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h3. Etat des interfaces
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<pre>
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nexus# sh int status
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nexus# sh int transceiver
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nexus# sh int ethernet 1/1
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# Afficher le DOM d'une optique
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nexus# sh int Eth 1/1 tran de
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</pre>
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</pre>
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h3. Boot
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<pre>
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nexus# conf t
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nexus(config)# boot nxos bootflash:/nxos.7.0.3.I4.7.bin 
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nexus(config)# boot order bootflash
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nexus(config)# exit
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nexus#
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</pre>
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h3. Features et Misc
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<pre>
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# Pour dire au switch d'accepter n'importe quel type de SFP
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service unsupported-transceiver
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# Autoriser le switch à avoir une IP sur une interface VLAN
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feature interface-vlan
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# Activer les features LACP
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feature lacp
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# Activer la possiblité de faire du LLDP
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feature lldp
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# Mettre tous les ports en shutdown par défaut (penser à activer le port lors de la configuration avec un 'no shutdown'
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system default switchport shutdown
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</pre>
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h3. Misc
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<pre>
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no password strength-check
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nexus# sh mac address-table 
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nexus# sh environment
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(...) 
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Temperature:
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-------------------------------------------------------------------------
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Module  Sensor             MajorThresh   MinorThres   CurTemp     Status 
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                           (Celsius)     (Celsius)   (Celsius)           
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-------------------------------------------------------------------------
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1        Back-Right (D0)   70            44            33         Ok             
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1        Back-Left  (D1)   70            42            29         Ok             
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1        Front-Right(D2)   70            47            32         Ok             
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1        Front-Left (D3)   70            49            30         Ok         
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nexus# sh int e1/1 cap
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nexus# sh int e1/1 tra det
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# TODO verifier
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conf t
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int eth1/4
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switchport trunk allowed vlan xxx
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switchport trunk native vlan nnn
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</pre>
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h3. NTP
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Client de nagios :
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<pre>
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conf t
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ntp server 192.168.3.7
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ntp source-interface  Vlan3175
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</pre>
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h3. 40G
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40G <=> 4x10G reboot necessaire
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https://www.cisco.com/c/en/us/td/docs/switches/datacenter/nexus3000/sw/interfaces/6_x/b_Cisco_n3k_Interfaces_Configuration_Guide_602_U11/b_Cisco_n3k_Interfaces_Configuration_Guide_602_U11_chapter_010.html
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<pre>
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conf t
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hardware profile portmode 48x10g+4x40g
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exit
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reload
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</pre>
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4x10G :
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<pre>
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hardware profile portmode 64x10G
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</pre>
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h2. Infos
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<pre>
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nexus# sh version
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Cisco Nexus Operating System (NX-OS) Software
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TAC support: http://www.cisco.com/tac
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Copyright (C) 2002-2017, Cisco and/or its affiliates.
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All rights reserved.
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The copyrights to certain works contained in this software are
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owned by other third parties and used and distributed under their own
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licenses, such as open source.  This software is provided "as is," and unless
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otherwise stated, there is no warranty, express or implied, including but not
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limited to warranties of merchantability and fitness for a particular purpose.
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Certain components of this software are licensed under
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the GNU General Public License (GPL) version 2.0 or 
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GNU General Public License (GPL) version 3.0  or the GNU
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Lesser General Public License (LGPL) Version 2.1 or 
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Lesser General Public License (LGPL) Version 2.0. 
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A copy of each such license is available at
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http://www.opensource.org/licenses/gpl-2.0.php and
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http://opensource.org/licenses/gpl-3.0.html and
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http://www.opensource.org/licenses/lgpl-2.1.php and
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http://www.gnu.org/licenses/old-licenses/library.txt.
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Software
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  BIOS: version 4.0.0
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  NXOS: version 7.0(3)I4(7)
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  BIOS compile time:  12/05/2016
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  NXOS image file is: bootflash:///nxos.7.0.3.I4.7.bin
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  NXOS compile time:  6/28/2017 14:00:00 [06/28/2017 21:53:29]
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Hardware
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  cisco Nexus3000 C3064PQ Chassis 
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  Intel(R) Celeron(R) CPU        P4505  @ 1.87GHz with 3903284 kB of memory.
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  Processor Board ID FOC17342TSZ
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  Device name: nexus
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  bootflash:    1638000 kB
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  usb1:               0 kB (expansion flash)
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Kernel uptime is 0 day(s), 2 hour(s), 10 minute(s), 12 second(s)
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Last reset at 335975 usecs after  Wed Feb 14 15:25:27 2018
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  Reason: Reset Requested by CLI command reload
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  System version: 7.0(3)I4(7)
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  Service: 
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plugin
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  Core Plugin, Ethernet Plugin
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Active Package(s):
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nexus# sh inventory all
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NAME: "Chassis",  DESCR: "Nexus3000 C3064PQ Chassis"             
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PID: N3K-C3064PQ-10GX    ,  VID: V01 ,  SN: FOC1734R15F          
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NAME: "Slot 1",  DESCR: "48x10GE + 4x40G Supervisor"            
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PID: N3K-C3064PQ-10GX    ,  VID: V01 ,  SN: FOC17342TSZ          
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NAME: "Power Supply 1",  DESCR: "Nexus3000 C3064PQ Chassis Power Supply"
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PID: N2200-PAC-400W      ,  VID: V04 ,  SN: DTN1733P0VH          
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NAME: "Power Supply 2",  DESCR: "Nexus3000 C3064PQ Chassis Power Supply"
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PID: N2200-PAC-400W      ,  VID: V04 ,  SN: DTN1733P0UK          
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NAME: "Fan 1",  DESCR: "Nexus3000 C3064PQ Chassis Fan Module"  
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PID: N3K-C3064-FAN-F     ,  VID: V00 ,  SN: N/A                  
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NAME: Ethernet1/1,  DESCR: FiberStore                              
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PID: SFP-H10GB-ACU10M    ,  VID: SFP-10G-AOC     ,  SN: F176CO35764-1    
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nexus# sh license 
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license_FOC1734R15F_12_1.lic:
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SERVER this_host ANY
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VENDOR cisco
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FEATURE LAN_BASE_SERVICES_PKG cisco 1.0 permanent uncounted \
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        VENDOR_STRING=<LIC_SOURCE>NEXUS_PRODUCTION</LIC_SOURCE><SKU>N3K-BAS1K9</SKU> \
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        HOSTID=VDH=FOC1734R15F \
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        NOTICE=<LicFileID>20131030222602000</LicFileID><LicLineID>1</LicLineID><PAK>N3K-C3064PQ-10GXFOC1734R15F</PAK> \
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        SIGN=BBF8EBE2F7B6
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FEATURE LAN_ENTERPRISE_SERVICES_PKG cisco 1.0 permanent uncounted \
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        VENDOR_STRING=<LIC_SOURCE>NEXUS_PRODUCTION</LIC_SOURCE><SKU>N3K-LAN1K9</SKU> \
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        HOSTID=VDH=FOC1734R15F \
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        NOTICE=<LicFileID>20131030222602000</LicFileID><LicLineID>2</LicLineID><PAK>N3K-C3064PQ-10GXFOC1734R15F</PAK> \
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        SIGN=FF75EB18A86E
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</pre>
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h3. MPLS
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https://www.cisco.com/c/en/us/td/docs/switches/datacenter/nexus3000/sw/label_switching/7x/b_Cisco_Nexus_3000_Series_NX-OS_Label_Switching_Configuration_Guide_7x/b_Cisco_Nexus_3000_Series_NX-OS_Label_Switching_Configuration_Guide_7x_chapter_010.html
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<pre>
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n3064a# show feature-set 
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Feature Set Name      ID        State   
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--------------------  --------  --------
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fex                    3          uninstalled
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mpls                   4          uninstalled
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fabric                 7          uninstalled
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fcoe-npv               8          uninstalled
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</pre>
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Linux
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<pre>
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20180312 09:09:57<guerby> test du lundi matin sur kernel 4.16-rc4 avec iproute2 4.15.0:  ip route add 10.1.1.0/30 encap mpls 200/300 dev eth0 et tcpdump donne
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20180312 09:09:59<guerby> 09:07:56.394863 70:85:c2:3a:17:2a > ff:ff:ff:ff:ff:ff, ethertype MPLS unicast (0x8847), length 106: MPLS (label 200, exp 0, ttl 64) (label 300, exp 0, [S], ttl 64) 91.224.148.12 > 10.1.1.1: ICMP echo request, id 25171, seq 37, length 64
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</pre>
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h2. Consommation
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77 Watt, cos phi 0.92, pas de pic pendant le boot