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‎articles/virtual-network/how-to-virtual-machine-mtu.md

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@@ -464,27 +464,52 @@ Use the following steps to change the MTU size on a Windows Server virtual machi
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Packets: Sent = 4, Received = 0, Lost = 4 (100% loss),
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```
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1. Use `Get-NetIPInterface` to determine the current MTU value. The interface alias used in the following example is **Ethernet 2**. Replace this value with your value.
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1. Use `Get-NetIPInterface` to determine the interface alias and the current MTU value.
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```powershell
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Get-NetIPInterface -InterfaceAlias "Ethernet 2"
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Get-NetIPInterface
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```
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```output
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PS C:\Users\azureuser> Get-NetIPInterface
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ifIndex InterfaceAlias AddressFamily NlMtu(Bytes) InterfaceMetric Dhcp ConnectionState PolicyStore
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------- -------------- ------------- ------------ --------------- ---- --------------- -----------
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6 Ethernet IPv6 4074 10 Enabled Connected ActiveStore
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1 Loopback Pseudo-Interface 1 IPv6 4294967295 75 Disabled Connected ActiveStore
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6 Ethernet IPv4 4074 10 Enabled Connected ActiveStore
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1 Loopback Pseudo-Interface 1 IPv4 4294967295 75 Enabled Connected ActiveStore
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```
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1. Use `Set-NetIPInterface` to set the MTU value for **vm-1** to persist reboots. For the MTU value, **3892** is used in this example. Replace this value with your value returned by the `Test-Connection` command.
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In the example, the interface alias is **Ethernet** and the MTU value is **4074**.
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1. Use `Set-NetIPInterface` to set the MTU value for **vm-1** to persist reboots. For the MTU value, **3892** is used in this example. Replace this value with your value returned by the `Test-Connection` command. The interface alias is **Ethernet** in this example. Replace this value with your value.
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* Mellanox interface:
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```powershell
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Set-NetIPInterface -InterfaceAlias "Ethernet 2" -NIMtuBytes 3892
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Set-NetIPInterface -InterfaceAlias "Ethernet" -NIMtuBytes 3892
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```
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* Microsoft Azure Network Adapter:
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```powershell
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Set-NetIPInterface -InterfaceAlias "Ethernet 2" -NIMtuBytes 9000
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Set-NetIPInterface -InterfaceAlias "Ethernet" -NIMtuBytes 9000
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```
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1. Use `Get-NetIPInterface` to verify the MTU was set with `Set-NetIPInterface`.
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```powershell
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Get-NetIPInterface -InterfaceAlias "Ethernet"
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```
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```output
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PS C:\Users\azureuser> Get-NetIPInterface -InterfaceAlias "Ethernet"
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ifIndex InterfaceAlias AddressFamily NlMtu(Bytes) InterfaceMetric Dhcp ConnectionState PolicyStore
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------- -------------- ------------- ------------ --------------- ---- --------------- -----------
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6 Ethernet IPv6 3892 10 Enabled Connected ActiveStore
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6 Ethernet IPv4 3892 10 Enabled Connected ActiveStore
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```
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1. Sign-in to **vm-2**.
@@ -546,29 +571,53 @@ Use the following steps to change the MTU size on a Windows Server virtual machi
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Packets: Sent = 4, Received = 0, Lost = 4 (100% loss),
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```
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1. Use `Get-NetIPInterface` to determine the current MTU value. The interface alias used in the following example is **Ethernet 2**. Replace this value with your value.
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1. Use `Get-NetIPInterface` to determine the interface alias and the current MTU value.
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```powershell
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Get-NetIPInterface -InterfaceAlias "Ethernet 2"
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Get-NetIPInterface
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```
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```output
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PS C:\Users\azureuser> Get-NetIPInterface
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ifIndex InterfaceAlias AddressFamily NlMtu(Bytes) InterfaceMetric Dhcp ConnectionState PolicyStore
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------- -------------- ------------- ------------ --------------- ---- --------------- -----------
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6 Ethernet IPv6 4074 10 Enabled Connected ActiveStore
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1 Loopback Pseudo-Interface 1 IPv6 4294967295 75 Disabled Connected ActiveStore
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6 Ethernet IPv4 4074 10 Enabled Connected ActiveStore
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1 Loopback Pseudo-Interface 1 IPv4 4294967295 75 Enabled Connected ActiveStore
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```
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1. Use `Set-NetIPInterface` to set the MTU value for **vm-2** to persist reboots. For the MTU value, **3892** is used in this example. Replace this value with your value returned by the `Test-Connection` command.
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In the example, the interface alias is **Ethernet** and the MTU value is **4074**.
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1. Use `Set-NetIPInterface` to set the MTU value for **vm-2** to persist reboots. For the MTU value, **3892** is used in this example. Replace this value with your value returned by the `Test-Connection` command. The interface alias is **Ethernet** in this example. Replace this value with your value.
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* Mellanox interface:
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```powershell
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Set-NetIPInterface -InterfaceAlias "Ethernet 2" -NIMtuBytes 3892
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Set-NetIPInterface -InterfaceAlias "Ethernet" -NIMtuBytes 3892
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```
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* Microsoft Azure Network Adapter:
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```powershell
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Set-NetIPInterface -InterfaceAlias "Ethernet 2" -NIMtuBytes 9000
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Set-NetIPInterface -InterfaceAlias "Ethernet" -NIMtuBytes 9000
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```
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1. Use `Get-NetIPInterface` to verify the MTU was set with `Set-NetIPInterface`.
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```powershell
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Get-NetIPInterface -InterfaceAlias "Ethernet"
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```
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```output
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PS C:\Users\azureuser> Get-NetIPInterface -InterfaceAlias "Ethernet"
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ifIndex InterfaceAlias AddressFamily NlMtu(Bytes) InterfaceMetric Dhcp ConnectionState PolicyStore
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------- -------------- ------------- ------------ --------------- ---- --------------- -----------
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6 Ethernet IPv6 3892 10 Enabled Connected ActiveStore
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6 Ethernet IPv4 3892 10 Enabled Connected ActiveStore
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```
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---
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