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--- qnote:mellanox [2020/12/16 19:45] – k
+++ qnote:mellanox [2025/07/16 13:06] (current) – k
@@ Line 1: / Line 1: @@
 ===== Быстрые заметки по сетевому оборудованию Mellanox =====
+==== Удалить настройки sflow c интерфейса ====
+<code>
+interface mlag-port-channel 1 no sflow enable
+</code>
+"no" ставим перед "sflow", а не перед "interface".
+==== Добавить порт в работающий mpo порт ====
+FIXME
+<code>
+   interface mlag-port-channel 1-2
+   interface mlag-port-channel 1-2 mtu 9216 force
+   interface mlag-port-channel 2 switchport mode trunk
+   interface mlag-port-channel 2 switchport trunk allowed-vlan add 3050
+   interface mlag-port-channel 2 switchport trunk allowed-vlan remove 1
+</code>
+<code>
+brv-mlnx15 [MLAG-DOM4: master] (config) # interface ethernet 1/8 mlag-channel-group 2 mode active ?
+<cr>
+brv-mlnx15 [MLAG-DOM4: master] (config) # interface ethernet 1/8 mlag-channel-group 2 mode active
+% Mismatch between interface Eth1/8 mtu 1500 to mlag-port-channel 2 mtu 9216
+brv-mlnx15 [MLAG-DOM4: master] (config) # interface ethernet 1/8 mtu 9216 force
+brv-mlnx15 [MLAG-DOM4: master] (config) # interface ethernet 1/8 mlag-channel-group 2 mode active
+% Port Eth1/8 mode is access and mlag 2 mode is trunk
+brv-mlnx15 [MLAG-DOM4: master] (config) # interface ethernet 1/8 switchport mode ?
+<switchport modes>
+access                         Only untagged ingress Ethernet packets are allowed
+trunk                          Only tagged ingress Ethernet packets are allowed
+hybrid                         Both tagged and untagged ingress Ethernet packets are allowed
+access-dcb                     Only untagged ingress Ethernet packets are allowed. Egress packets will be priority tagged
+dot1q-tunnel                   Both tagged and untagged ingress Ethernet packets are allowed. Egress packets are tagged with a second VLAN (802.1Q) header
+brv-mlnx15 [MLAG-DOM4: master] (config) # interface ethernet 1/8 switchport mode trunk ?
+<cr>
+brv-mlnx15 [MLAG-DOM4: master] (config) # interface ethernet 1/8 switchport mode trunk
+brv-mlnx15 [MLAG-DOM4: master] (config) # interface ethernet 1/8 mlag-channel-group 2 mode active
+% Port Eth1/8 is member of vlan 2 but mlag 2 is not member
+brv-mlnx15 [MLAG-DOM4: master] (config) # sh interfaces ethernet 1/8 switchport
+---------------------------------------------------------------------------------------
+Interface         Mode           Access vlan          Allowed vlans
+---------------------------------------------------------------------------------------
+Eth1/8            trunk          N/A                  1-2, 4, 6, 8-10, 14-16, 18-20, 23
+brv-mlnx15 [MLAG-DOM4: master] (config) # sh interfaces mlag-port-channel 2 switchport
+---------------------------------------------------------------------------------------
+Interface         Mode           Access vlan          Allowed vlans
+---------------------------------------------------------------------------------------
+Mpo2              trunk          N/A                  3050
+brv-mlnx15 [MLAG-DOM4: master] (config) # interface ethernet 1/8 switchport trunk allowed-vlan remove 1
+Добавились все вланы в 1/8, а нужно только 3050
+   interface mlag-port-channel 1 switchport trunk allowed-vlan add 2
+   interface mlag-port-channel 1 switchport trunk allowed-vlan add 4
+   interface mlag-port-channel 1 switchport trunk allowed-vlan add 6
+   interface mlag-port-channel 1 switchport trunk allowed-vlan add 9-10
+   interface mlag-port-channel 1 switchport trunk allowed-vlan add 14-16
+Даём один влан (без remove или add) или можно через remove оставить только нужные влан.
+brv-mlnx15 [MLAG-DOM4: master] (config) # interface ethernet 1/8 switchport trunk allowed-vlan 3050
+Переделываем на add схему.
+brv-mlnx15 [MLAG-DOM4: master] (config) # interface ethernet 1/8 switchport trunk allowed-vlan add 3050
+brv-mlnx15 [MLAG-DOM4: master] (config) # interface ethernet 1/8 switchport trunk allowed-vlan remove1
+% Value must be an integer between 1 and 4094.
+brv-mlnx15 [MLAG-DOM4: master] (config) # interface ethernet 1/8 switchport trunk allowed-vlan remove 1
+% Cannot remove vlan or vlan range, there are vlans that are not in the allowed vlan list.
+После этого можно добавить 1/8 в mpo2
+brv-mlnx15 [MLAG-DOM4: master] (config) # interface ethernet 1/8 mlag-channel-group 2 mode active
+</code>
+----
+==== Неродные трансиверы ====
+<WRAP center round todo 60%>
+Дописать.
+</WRAP>
+<WRAP center round important 60%>
+Команда "fae cable-stamping-unlock 40g_lr4" на 12 секунгд положила и подняла порты, включая IPL порты. \\
+В проде давать команду очень вдумчиво.
+</WRAP>
+<WRAP center round important 60%>
+Неродные 10Г (NS-SFP+W32L60D) работают без дополнительных команд.
+</WRAP>
+<code>
+brv-mlnx16 [MLAG-DOM4: standby] (config) # fae cable-?
+cable-info-cache               Cable info cache options
+cable-stamping-lock            Lock cable stamping
+cable-stamping-unlock          Unlock cable stamping
+brv-mlnx16 [MLAG-DOM4: standby] (config) # fae cable-stamping-?
+cable-stamping-lock            Lock cable stamping
+cable-stamping-unlock          Unlock cable stamping
+brv-mlnx16 [MLAG-DOM4: standby] (config) # fae cable-stamping-unlock ?
+<type>                         Cable or transceiver speed
+g_lr4
+eth_100g
+g_lr4
+eth_sfp_25g
+brv-mlnx16 [MLAG-DOM4: standby] (config) # fae cable-stamping-unlock 40g_lr4 ?
+<cr>                           Unlock non-Mellanox cable or transceiver
+brv-mlnx16 [MLAG-DOM4: standby] (config) # fae cable-stamping-unlock 40g_lr4
+</code>
+==== Выключить сплит интферфейса ====
+Порт 1 разбит на 4 25Г порта.
+<code>
+interface ethernet 1/1 module-type qsfp-split-4 force
+</code>
+Собрать в один 100Г порт, в качестве номера порта используем первый из четырех разбитых портов.
+<code>
+brv-mlnx16 [MLAG-DOM4: standby] (config) # no interface ethernet 1/1/1 module-type ?
+<cr>
+force                          Sets the module type to its default value using force
+brv-mlnx16 [MLAG-DOM4: standby] (config) # no interface ethernet 1/1/1 module-type
+the following interfaces will be unmapped: 1/1/1 1/1/2 1/1/3 1/1/4
+Type 'YES' to confirm unsplit:
+</code>
+Собрать в один 100Г порт без лишних вопросов.
+<code>
+brv-mlnx16 [MLAG-DOM4: standby] (config) # no interface ethernet 1/1/1 module-type force
+the following interfaces will be unmapped: 1/1/1 1/1/2 1/1/3 1/1/4
+</code>
+==== Обозначение направлений воздуха у Mellanox ====
+<code>
+C2P – Connector-to-Power supply airflow - от портов к БП
+P2C – Power supply-to-Connector airflow - от БП к портам
+</code>
+<code>
+MSN2100-CB2F
+Spectrum™ based 100GbE 1U Open Ethernet Switch with MLNX-OS, 16 QSFP28 ports,
+Power Supplies (AC), x86 dual core, Short depth,
+P2C airflow, Rail Kit must be purchased separately ,RoHS6
+</code>
+----
+==== Выключить коммутатор ====
+Выключиь коммутатор можно командо "reload halt".\\
+После этого включить коммутатор удаленно не получится, надо дергать питание.
+<code>
+D01-1-102-SW1-MLX-D02 [standalone: master] # reload ?
+force      halt       noconfirm
+D01-1-102-SW1-MLX-D02 [standalone: master] # reload halt ?
+<cr>                           Shut down the system
+noconfirm                      Shut down the system without asking about
+                               unsaved changes
+D01-1-102-SW1-MLX-D02 [standalone: master] # reload halt
+Halting system...
+System shutdown initiated -- logging off.
+Mellanox MLNX-OS Switch Management
+D01-1-102-SW1-MLX-D02 login:
+Stopping pm: [  OK  ]
+Stopping haveged: [  OK  ]
+Stopping system message bus: [  OK  ]
+Shutting down kernel logger: [  OK  ]
+Shutting down system logger: [  OK  ]
+Sending all processes the TERM signal... [  OK  ]
+Sending all processes the KILL signal... [  OK  ]
+Remounting root filesystem in read-write mode:
+Saving random seed:  [  OK  ]
+Syncing hardware clock to system time [  OK  ]
+Running vpart script:  [  OK  ]
+Unmounting file systems:  [  OK  ]
+Remounting root filesystem in read-only mode:
+Running vpart script:
+init: Re-executing /sbin/init
+Halting system...
+</code>
+----
 ==== Состояния конфигурации при апгрейде и даунгрейде MLNX-OS\Onyx ====