4.2.17 Modifying Admin LAN Networks

This section explains modification of admin LAN networks.

Target resources of admin LAN networks for modification and the availability of modification are shown below.

Table 4.3 List of Availability of Modification of Admin LAN Networks
Item	Dedicated Server for NS Appliance		NS Appliance
Item	Physical L-Server for NS Appliance (SAN Storage Environment)	Physical Server for NS Appliance (Internal Disk Environment of a Server)	NS Appliance
Admin IP address	No	Yes (*1)	Yes (*2)
Subnet mask	No	Yes (*1)	Yes (*2)
Gateway address	No	Yes (*1)	Yes (*2)

Yes: Can be modified.
No: Cannot be modified (re-creation is necessary).

*1: Execute the rcxnetworkservice modify the command to perform modification.
*2: Modification is possible by logging into NS Appliance, modifying the configuration definitions for NS Appliance and then executing the rcxnetworkservice modify command.

When modifying the admin LAN network for the dedicated server for NS Appliance and NS Appliances, use the following procedure:

Modify the admin LAN network for all NS Appliances.
For details on how to modify the admin LAN network for NS Appliance, refer to "4.2.17.1 Modifying Admin LAN Networks (NS Appliance)".
Stop all NS Appliances.
For details on how to stop an NS Appliance, refer to "4.2.2 Stopping NS Appliances".
Modify the admin LAN network for the dedicated server for NS Appliance.
For details on how to modify the admin LAN network for the dedicated server for NS Appliance, refer to "4.2.17.2 Modifying Admin LAN Networks (Dedicated Servers for NS Appliance)".

Note

If an incorrect address is specified for the admin IP address after change, operation of the dedicated server for NS Appliance and NS Appliances will be no longer possible. For this reason, double check the IP address when changing the admin IP address.

4.2.17.1 Modifying Admin LAN Networks (NS Appliance)

This section explains modification of the admin LAN network for NS Appliances.

Modification of an admin LAN network for NS Appliances can only be performed when the target NS Appliances are not registered in a network pool.

Place the NS Appliance into maintenance mode.
For details, refer to "22.1 Switchover of Maintenance Mode" in the "User's Guide for Infrastructure Administrators (Resource Management) CE".
Back up the environment definition information of the target NS Appliance.
For details, refer to "5.4.4 Collecting Environment Definition Information".
Login to the NS Appliance and switch into the mode for operating the configuration definition.
Execute the following command:
```
admin
Password: Administrator Password
configure terminal
load running-config
```
Administrator Password
Enter the administrator password specified in the "2.2.3.3 Network Configuration Information Files" which was created during installation of NS Appliance.
Modify the admin LAN interface definition.
- When not using VLAN for the admin LAN interface
  This is the case where the NS Appliance was created without specifying the VLAN ID of the admin LAN in the "2.2.3.3 Network Configuration Information Files" which were created during installation of NS Appliance.
  Execute the following command:
```
interface lan0.3
ip Admin IP Address after Address Change/Mask Length
!
```
  Admin IP Address after Change/Mask Length
  Specify the admin IP address after change and the mask length.
- When using VLAN for the admin LAN interface
  This is the case where the NS Appliance was created with the VLAN ID of the admin LAN specified in the "2.2.3.3 Network Configuration Information Files" which were created during installation of NS Appliance.
  Execute the following command:
```
interface vlanID
ip Admin IP Address after Address Change/Mask Length
!
```
  ID
  Enter the VLAN ID of the admin LAN specified in the "2.2.3.3 Network Configuration Information Files" which were created during installation of NS Appliance.
  Admin IP Address after Change/Mask Length
  Specify the admin IP address after change and the mask length.
Modify the filter condition definition.
Modification of definitions may be necessary when creating a ruleset in the user customization mode.
This modification operation is not necessary when using the sample script provided by Resource Orchestrator in the user customization mode or when auto-configuration of NS Appliances has been performed using the simple configuration mode.

Execute the following command to check if the network address of the admin LAN subnet or the admin IP address information before change has been registered as the filter condition.
```
show class-map
```
When a filter condition has been registered, it is displayed in the following format. There are cases where multiple lines are displayed.
```
class-map match-any Filter Condition Name
  match address ipv4 Network Address/Mask Length or Admin IP Address
  match destination-address ipv4 Network Address/Mask Length or Admin IP Address
  match source-address ipv4 Network Address/Mask Length or Admin IP Address
!
```
If the network address of the admin LAN subnet or the admin IP address information before change has been registered as the filter condition, execute the following command to delete the information from before the change, then register the filter condition with the information from after the change.
```
class-map match-any Filter Condition Name
  no match address ipv4 Network Address before Change/Mask Length or Admin IP Address
  no match destination-address ipv4 Network Address before Change/Mask Length or Admin IP Address
  no match source-address ipv4 Network Address before Change/Mask Length or Admin IP Address
  match address ipv4 Network Address after Change/Mask Length or Admin IP Address
  match destination-address ipv4 Network Address after Change/Mask Length or Admin IP Address
  match source--address ipv4 Network Address after Change/Mask Length or Admin IP Address
!
```
Filter Condition Name
Specify the same character string as the filter condition name displayed when checking using show class-map.
Network Address before Change/Mask Length or Admin IP Address
Specify the network address and mask length of the admin LAN subnet or the admin IP address of NS appliance from before the change.
Network Address after Change/Mask Length or Admin IP Address
Specify the network address and mask length of the admin LAN subnet or the admin IP address of NS appliance from after the change.
Modify the definition of the route information (routing).
Modify the definition of the route information when the network configuration is different before and after changing the admin IP address of the NS Appliance.
Execute the following command to check if the route information for communication with the admin server has been registered.
```
show ip route
```
When the route information has been registered, it is displayed in the following format. There are cases where multiple lines are displayed.
```
ip route Network Address/Mask Length Gateway Address
```
Check the displayed registration information to see if the same network address as that of admin LAN subnet has been registered. If the same network address is registered, execute the following command to delete the route information.
```
no ip route Network Address of the Admin LAN Subnet for the Admin Server/Mask Length Gateway Address
```
Network Address of the Admin LAN Subnet for the Admin Server/Mask Length
Specify the network address and mask length of the admin LAN subnet for the admin server.
Gateway Address
Specify a gateway address that can be used to access the admin LAN subnet of the admin server.

If the network after changing the admin IP address of the NS Appliance is different from the network of the admin LAN subnet of the admin server, execute the following command to register the route information:
```
ip route Network Address of the Admin LAN Subnet for the Admin Server/Mask Length Gateway Address
```
Network Address of the Admin LAN Subnet for the Admin Server/Mask Length
Specify the network address and mask length of the admin LAN subnet for the admin server.
Gateway Address
Specify a gateway address that can be used to access the admin LAN subnet of the admin server.
Save the configuration definition on the NS Appliance.
Execute the following command:
```
save startup-config
```
After executing the command, when the following message is displayed, enter "y".
```
Do you overwrite "startup-config" by the current configuration? (y|[n]):y
```
Stop an NS Appliance.
Execute the following command:
```
poweroff
```
After executing the command, when the following message is displayed, enter "y".
```
A power off of the system disconnects all communications. Are you sure?(y|[n]):y
```
Execute the rcxnetworkservice list command to check that the NS Appliance has stopped.
For details on this command, refer to "A.1 rcxnetworkservice".
Before the NS Appliance management information is updated by execution of the rcxnetworkservice modify command, the IP address displayed with the rcxnetworkservice list command is the same address as the IP address before changing.
Execute the rcxnetworkservice modify command to update the management information of the NS Appliance.
For details on this command, refer to "A.1 rcxnetworkservice".
Modify the network device information.
Reflect the admin IP address of the NS Appliance after change on the network device information.
For the change operation, use the network configuration information created during installation of the NS Appliance.
Modifying the admin IP address for multiple network devices at the same time is not possible. Perform the modification for one device at a time.
For details on how to modify network device information, refer to "7.6 Changing Network Device Settings" in the "User's Guide for Infrastructure Administrators (Resource Management) CE".
Starts the target NS Appliance.
For details on how to start an NS Appliance, refer to "4.2.1 Starting NS Appliances".
Release the NS Appliance from maintenance mode.
For details of how to release devices from maintenance mode, refer to "22.1 Switchover of Maintenance Mode" in the "User's Guide for Infrastructure Administrators (Resource Management) CE".

4.2.17.2 Modifying Admin LAN Networks (Dedicated Servers for NS Appliance)

This section explains modification of the admin LAN network of physical servers (environments for built-in disks of the server) for NS Appliances.

Announce that maintenance operations will be performed.
Check the NS Appliances operating on the target dedicated physical server for NS Appliances, and if the target NS Appliance is being used on the L-Platform, announce the start of maintenance operations to the tenant administrators and tenant users who use that L-Platform.
For details, refer to "3.2 Editing the Home Messages" in the "User's Guide for Infrastructure Administrators CE".
Place all of the NS Appliances running on the target physical server for NS Appliances into maintenance mode.
For details, refer to "22.1 Switchover of Maintenance Mode" in the "User's Guide for Infrastructure Administrators (Resource Management) CE".
Back up the environment definition information for all of the NS Appliances that are running on the target physical server for NS Appliances.
For details, refer to "5.4.4 Collecting Environment Definition Information".
Stop all of the NS Appliances running on the target physical server for NS Appliances.
For details on how to stop an NS Appliance, refer to "4.2.2 Stopping NS Appliances".
Execute the rcxnetworkservice modify command to change the admin IP address of the physical server for NS Appliances.
Executing the rcxnetworkservice modify command restarts the physical server for NS Appliance.
For details on this command, refer to "A.1 rcxnetworkservice".
In the server resource tree of the ROR console, right-click the target physical server for NS Appliances, and select [Modify]-[Registration Settings] from the displayed popup menu.
The [Modify Server Settings] dialog is displayed.
Change the value of [Admin LAN (IP address)].
Specify the admin IP address from after the change specified at step 5.
Click the [OK] button.
The admin IP address of the managed server is changed.
Release all of the NS Appliances running on the target physical server for NS Appliances from maintenance mode.
For details on how to release maintenance mode, refer to "22.1 Switchover of Maintenance Mode" in the "User's Guide for Infrastructure Administrators (Resource Management) CE".
Announce the end of maintenance.
Check the NS Appliances operating on the target dedicated physical server for NS Appliances, and if the target NS Appliance is being used on the L-Platform, announce the end of maintenance operations to the tenant administrators and tenant users who use that L-Platform.
For details, refer to "3.2 Editing the Home Messages" in the "User's Guide for Infrastructure Administrators CE".

Information

When changing to an IP address different from the admin LAN subnet IP address of the admin server, it is necessary to register the admin LAN subnet that the IP address after change belongs to, in advance.
For details, refer to "5.11 Registering Admin LAN Subnets" in the "User's Guide for Infrastructure Administrators (Resource Management) CE".
Changing of the IP address of the management host (ManagementHost) is not necessary even when it has been specified and registered as a resource in the network configuration information file which was created during installation of the NS Appliance.
It is reflected when the admin IP address of the physical server for NS Appliance is changed.
When managing the information specified when registering the NS Appliance as a resource using the network configuration information file, change the IP address of the management host (ManagementHost) in the network configuration information file.