Network Configuration field descriptions

Last Updated : Jun 10, 2026 |

Name

Description

Host Name

The host name of the virtual machine. You can align the host name with the DNS name of the virtual machine.

Do not type underscore (_) in the Host Name field.

Alias Host Name

The alias host name for duplicated virtual machines only.

When a duplicated virtual machine runs in survivable mode, ensure that the system displays the Alias Host Name field.

DNS Domain

The domain name server (DNS) domain of the virtual machine.

Search Domain List

The DNS domain name of the search list. If there are more than one search list names, separate each name with commas.

Primary DNS

The primary DNS IP address.

Secondary DNS

The secondary DNS IP address. This field is optional.

Tertiary DNS

The tertiary DNS IP address. This field is optional.

Server ID

The unique server ID, which is a number between 1 and 256. On a duplicated virtual machine or survivable virtual machine, the number cannot be 1.

IPv6 is currently

Specifies the status of IPv6. The options are: enabled and disabled.

Default Gateway IPv4

The default gateway IP address.

Default Gateway IPv6

The IPv6-compliant IP address of the default gateway.

IP Configuration

The set of parameters to configure an Ethernet port, such as, eth0, eth1, or eth2. The parameters are:

  • IPv4 Address

  • Subnet Mask

  • IPv6 Address

  • Prefix

  • Alias IP Address: IPv4 Address (for duplicated virtual machines only)

  • Alias IP Address: IPv6 Address (for duplicated virtual machines only)

Note:

You can configure as many Ethernet ports as available on the NICs of your virtual machine.

Functional Assignment

Based on the system configuration, the system displays the following options.

  • Corporate LAN/Processor Ethernet/Control Network

  • Corporate LAN/Control Network

  • Duplication Link

  • Services Port

  • Out-of-Band Management

    Note:

    When you select the Out-of-Band Management option, the system displays the Restrict Management traffic to Out-Of-Band interface is currently field.

Restrict Management traffic to Out-Of-Band interface is currently

The possible values are:

  • enabled: restricts the management traffic to Out-Of-Band interface.

  • disabled: allows the management traffic to Out-Of-Band interface.

By default the value of this field is set to disabled.

Button descriptions

Name

Description

Change

Updates the system configuration files with the current values on the page and restarts the Communication Manager processes.

Restart CM

Updates the system configuration files with the current values on the page.

Note:

Click Restart CM only after configuring the complete settings of the virtual machine. Too many restarts can escalate to a full Communication Manager reboot.