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RHEL: Red Hat Enterprise Linux

About This Menu

About This Menu

Red Hat Enterprise Linux

• Provides Official Image Template

  • Customers are provided Official Image Template of Red Hat Enterprise Linux (called RHEL hereafterOS hereafter).

• Provides Cloud Provider License

  • Customers are being provided with RHEL license which corresponds to CCSP (that stands for Certified Cloud and Service Provider Certification).

  • *In the event that Customers are interested in utilizing BYOL (that stands for Bring-Your-Own-License, where Customers bringing in their own License to perform in their platform environment) over Baremetal Server, they are recommended that they read Service Description Red Hat Enterprise Linux for BYOL.

Note

Instances created before September 30, 2018 may need to switch to a new repository server (RHUI).

If the yum command results in an error, Please make changes referring to RHEL repository server change procedure

Server / Dedicated Hypervisor Available with RHEL

• When Customers utilize RHEL with Server / Dedicated Hypervisor, following two ways are available: 1. To utilize Official Image Template; 2. To bring their own OS image.

• Following is how Customers utilize RHEL with Server / Dedicated Hypervisor respectively.

OS Use Case	Server/Dedicated Hypervisor
	Baremetal Server	Virtual Server	vSphere ESXi	Hyper-V
Official Image Template	Y	Y	Y	N
Customers’ BYOL [1]	Y	Y	Y	Y

[1]

You can bring in any version of RHEL. However, if you bring it in, you will need to apply for cloud access to Red Hat. Please register from [ Enroll Now ] on the Red Hat page below. Red Hat Cloud Access In addition, in the case of bringing in, support will be received based on the license agreement (subscription) concluded between the customer and Red Hat. (Please note that support is not provided by us)

Deployment Patterns

• Following is the list of deployment patterns for RHEL OS to be utilized in detailed see cases:

<Deployment Patterns>

Server/Dedicated Hypervisor	Objective	Host OS	Guest OS	Official Image Template	BYOL	Deployment Patterns	Availability
Baremetal Server	Host OS	RHEL		●			Y
					●		Y
	Guest OS	Hypervisor certified by Red Hat [2]	RHEL	●			N
					●		Y
Virtual Server	Guest OS	Virtual Server Platform Environment	RHEL	●			Y
					●		Y
vSphere ESXi	Guest OS	vSphere ESXi	RHEL	●			Y [3]
					●		Y
Hyper-V	Guest OS	Windows Server(Hyper-V)	RHEL	●			N
					●		Y

[2]	Hypervisor certified by Red Hat is required. Please refer to the Red Hat Official Website for the details: https://access.redhat.com/certified-hypervisors

[3]	RHEL8.1 is available in vSphere ESXi 6.5 or later. Earlier than vSphere ESXi 6.5 doesn’t support RHEL8.1.

<Diagram on Deployment Patterns>

Features of Menu

• On-Demand

  Customers can request to subscribe RHEL OS over the Server via Customer Portal / API.
• Support

  It is possible to use software bug fixes provided by OS vendors, security patches, etc.

Available Functions

Official Image Template

• RHEL is provided as Official Image Template.

• Available OS versions are described in Menu section.

Available Repository

• This menu provides with the original repository server.

• NTT Com provides software maintenance, such as bug-fix and security patches, through yum, the package management system of Linux distributions. Customers need to execute yum by themselves.

• Following five repositories are available NTT Com needs for providing RHEL ver 7.x,

  1. Channel: “Base”, “Optional” , “RH Common” and “Extended Update Support” are available. These packages are provided by Red Hat under the conditions of CCSP license.

  2. Type: “RPM” and “Debug” are available.

• Following repositories are available NTT Com needs for providing RHEL ver 8.x,

  1. Channel: “Base” and “AppStream” are available. These packages are provided by Red Hat under the conditions of CCSP license.

  2. Type: “RPM” is available

<Available Repository for RHEL7.x>

Repository Name	Base	Optional	RH Common	Extended Update Support	RPM	Debug
Red Hat Enterprise Linux 7 Server from RHUI (RPMs) (7 Server-x86_64)	Y				Y
Red Hat Enterprise Linux 7 Server from RHUI (Debug RPMs) (7Server-x86_64)	Y					Y
Red Hat Enterprise Linux 7 Server - Optional from RHUI (RPMs) (7Server-x86_64)		Y			Y
Red Hat Enterprise Linux 7 Server - Optional from RHUI (Debug RPMs) (7Server-x86_64)		Y				Y
Red Hat Enterprise Linux 7 Server - RH Common from RHUI (RPMs) (7Server-x86_64)			Y		Y
Red Hat Enterprise Linux 7 Server-RH Common from RHUI (Debug RPMs) (7 Server-x86_64)			Y			Y
Red Hat Enterprise Linux 7 Server-eus from RHUI (RPMs) (7 Server-x86_64)				Y	Y
Red Hat Enterprise Linux 7 Server-eus from RHUI (Debug RPMs) (7 Server-x86_64)				Y		Y

<Available Repository for RHEL8.x>

Repository Name	Base	AppStream	RPM
Red Hat Enterprise Linux 8 Server from RHUI (RPMs) (8Server-x86_64)	Y		Y
Red Hat Enterprise Linux 8 Server -AppStream from RHUI (RPMs) (8Server-x86_64)		Y	Y

List of Functions

• Functions offered as RHEL Official Image Template are as follows:

Name of Functions	Overview
Default Username	The username of OS will be set default of this menu.
Password Settings for Default User	Initial login password for OS user differs depending on the Server / Solution Package that Customers are utilizing.
Locale Settings	Time Zone / Language / Character Code / Locale / Keyboard Sequence are set default.
Security Settings (Windows Firewall Settings)	OS security settings (iptables / nftables / SELinux) are set by the default values in this menu.
SSH Settings	Configuration of sshd conf on OS differs for each Baremetal server/Dedicated Hypervisor.
Dedicated tool setting	Set up tools to work on vSphere ESXi and Virtual Server.
Other Settings	OS Initial Status, Additional PKG, Repositories, Ipv6, NTP Server, DNS Server, and Default Gateways are respectively set.

※Server functions (OS installation and deletion, rebuild, duplication,etc) are described in the service description “Function list” of Virtual server / Baremetal server / Dedicated hypervisor menu.Please refer to the service descriptions.

*There is an official Webpage offered by RHEL OS itself; for specific functions and information offered by RHEL OS itself, please refer to their webpage: https://www.redhat.com/en/technologies/linux-platforms/enterprise-linux

Descriptions of Functions

Initial User Name Settings

• NTT Com sets the following as initial user name and initial user’s authority.

Items	Server/Dedicated Hypervisor
	Baremetal Server	Virtual Server	vSphere ESXi
User Name	root	root	root
Permission	root	root	root

Password Settings for Default User

• Server password will be set accordingly as below:

Items	Server/Dedicated Hypervisor
Menu	Baremetal Server	Virtual Server	vSphere ESXi
Details	Customers can set their optional values via Customer Portal / API. Furthermore, if the space is left vacant, random values will be entered.	Initial login password is as follows: ubuntu root [4]	Initial login password is as follows: ubuntu root [5]

[4]	In order to log in to server via SSH, customer is required to change sshd_conf setting from console on customer portal.

[5]	In order to log in to server via SSH, customer is required to change sshd_conf setting by logging in to virtual server via console on vSphere ESXi.

Locale Settings

• Time Zone, Locale, and Keyboard Sequence Settings are set as follows:

Items	Server/Dedicated Hypervisor
	Baremetal Server	Virtual Server	vSphere ESXi
Time Zone Settings	UTC	UTC	UTC
Locale Settings	en_US.UTF-8	en_US.UTF-8	en_US.UTF-8
Keyboard Sequence	English Keyboard Sequence （101/104）	English Keyboard Sequence （101/104）	English Keyboard Sequence （101/104）

Security Settings (Windows Firewall Settings)

• iptables, nftables and SE Linux settings are set as follows:

Items	Server
	Baremetal Server	Virtual Server	vSphere ESXi
iptables/nftables	No Settings	No Settings	No Settings
SELinux	disable	disable	disable

SSH Settings

• The configuration of sshd conf are set as follows:

Items	Server/Dedicated Hypervisor
	Baremetal Server	Virtual Server	vSphere ESXi
Port	22	22	22
Protocol [6]	2	2	2
Password Authentication	Y	N	N
PubkeyAuthentication	Y	Y	Y
HostbasedAuthentication	N	N	N

[6]	In addition, if there is no change from the default setting of the Protocol value in RHEL7.4 or later, it will not be displayed due to OS specifications

• PermitRootLogin is set to no in RHEL7.3 of vSphere ESXi, and PermitRootLogin is set to yes in RHEL7.5 / RHEL8.1.

• When Customers create a Server, they can create SSH key pairs, as well as they can utilize their existing ones. Maximum number of key pair per Tenent is 120.

• Following is the methods for create/delete/register key pairs:

Items	Methodologies
Create Key Pairs	Customer Portal / API
Delete Key Pairs	Customer Portal / API
Record Key Pairs	Customer Portal / API Keyname (String)

Partition settings

• The partition settings are as follows. (RHEL 7.7, 7.9, 8.1, 8.2, 8.4)

device file name	Mount Point	Capacity (MB)	file system
/dev/vda1	/boot	500	xfs
/dev/vda2 (/dev/mapper/rhel-root)	/	22023 (21.51GB)	xfs
/dev/vda2 (/dev/mapper/rhel-var)	/var	10240 (10.0GB)	xfs
/dev/vda2 (/dev/mapper/rhel-swap)	swap	8192 (8.0GB)	xfs

• The partition settings are as follows. (RHEL 8.6)

device file name	Mount Point	Capacity (MB)	file system
/dev/vda2	/boot/efi [7]	99 (0.1GB)	vfat
/dev/vda3	/	10127 (9.9GB)	xfs

[7]	Please note that UEFI boot is not currently available. (Scheduled to be available after 2023.)

Dedicated tool setting

• Followings are configurations of tools on each Server and Dedicated Hypervisor.

Server/Dedicated Hypervisor
Baremetal Server	Virtual Server	vSphere ESXi
Cloud-init	Cloud-init	VMware Tools

Other Settings

• Following is the Initial Settings and Status of OS Installation:

Classification	Itemized Attributes	Server
		Baremetal Server	Virtual Server	vSphere ESXi
Initial Status	OS Minimal parts	Minimal installation	Minimal installation	Minimal installation
	Additional Software	・Common acpid Cloud-init 0.7.6 RHEL License Certificate (RHUI Client Certificate) sos Cloud-init 0.7.9 ・In the case of RHEL 8.1 Cloud-init 18.5	・Common RHEL License Certificate (RHUI Client Certificate) ・In the case of RHEL7.5/7.7 acpid net-tools Open SSH Server(meta group) sos Cloud-init 0.7.9 ・ In the case of RHEL 7.9 / 8.1 / 8.2 cloud-init-19.4 ・ In the case of RHEL 8.4 cloud-init-20.3-10 ・In the case of RHEL8.6 cloud-init-21.1-15	VMware Tools Perl net-tools Open SSH Server(meta group) RHEL License Certificate (RHUI Client Certificate)
Initial settings	Repository Server	In this menu, Customers are required to set FQDN of RHUI (CDS) Server.	In this menu, Customers are required to set FQDN of RHUI (CDS) Server.	In this menu, Customers are required to set FQDN of RHUI (CDS) Server.
	IPv6	enable	enable	enable
	Default Gateway	Default Gateway values will be those assigned at Logical Network. If the space is left vacant, values will never be set.	Default Gateway values will be those assigned at Logical Network. If left blank, no value will be set. * 1	Not Configured. Customer need to configure at creation.
	DNS	Default Gateway values will be those assigned at Logical Network. If the space is left vacant, values will never be set.	Default Gateway values will be those assigned at Logical Network. If left blank, no value will be set. * 1	Not Configured. Customer need to configure at creation.
	/etc/hosts	In this menu, Customers are required to set FQDN of RHUI (CDS) Server.	In this menu, Customers are required to set FQDN of RHUI (CDS) Server.	In this menu, Customers are required to set FQDN of RHUI (CDS) Server.
	NTP	Default Gateway values will be those assigned at Logical Network. If left vacant, 169.254.127.1 will be set. Slew mode is set in chrony.conf.	Default Gateway values will be those assigned at Logical Network. If left vacant, 169.254.127.1 will be set. Slew mode is set in chrony.conf.	IP address “169.254.127.1” is set. Settings regarding slew mode is defined in chronyd.conf.
	Linux EDAC (Error Detection And Correction) driver	After setting up a file in the following directory, it will be set to be unload. /etc/modprobe.d/blacklist-edac.conf	－	－
	Initial Login Message	NTTCom has changed default initial login message by editing “/etc/motd”.	NTTCom has changed default initial login message by editing “/etc/motd”.	NTTCom has changed default initial login message by editing “/etc/motd”.

NOTE1: In case of DHCP=false, this column is null. Customer need to configure after creation.

For virtual server RHEL7.5/7.7/7.9/8.1/8.2/8.4/8.6, retpoline is enabled to deal with Specter/Meltdown vulnerability

Menu

Official Image Template

• Following is the RHEL Official Image Template to be provided for Customers:

OS Version	Language	Server/Dedicated Hypervisor
		Baremetal Server	Virtual Server	vSphere ESXi	Hyper-V
Red Hat Enterprise Linux 7.3	EN	Y	N	Y Supported ESXi version: 6.5 or later	N
Red Hat Enterprise Linux 7.5	EN	Y	N	Y Supported ESXi version: 6.5 or later	N
Red Hat Enterprise Linux 7.7	EN	N	Y	N	N
Red Hat Enterprise Linux 7.9	EN	N	Y	N	N
Red Hat Enterprise Linux 8.1	EN	Y	N	Y Supported ESXi version: 6.5 or later	N
Red Hat Enterprise Linux 8.4	EN	N	Y	N	N
Red Hat Enterprise Linux 8.6	EN	N	Y	N	N

Subscription Method

Baremetal Server and / or Virtual Server Platforms

• Add New Subscription

  Please specify following Image at server creation.

Product	Server/Dedicated Hypervisor
	Baremetal Server	Virtual Server	vSphereESXi
Red Hat Enterprise Linux 7.3	RedHatEnterpriseLinux-7.3_64_include-license_baremetal-server_01	N/A	RedHatEnterpriseLinux-7.3_64_include-license_hw9_vSphere-ESXi_12
Red Hat Enterprise Linux 7.5	RedHatEnterpriseLinux-7.5_64_include-license_baremetal-server_01	N/A	RedHatEnterpriseLinux-7.5_64_include-license_hw9_vSphere-ESXi_02
Red Hat Enterprise Linux 7.7	N/A	RedHatEnterpriseLinux-7.7_64_include-license_virtual-server_02	N/A
Red Hat Enterprise Linux 7.9	N/A	RedHatEnterpriseLinux-7.9_64_include-license_virtual-server_02	N/A
Red Hat Enterprise Linux 8.1	RedHatEnterpriseLinux-8.1_64_include-license_baremetal-server_01	N/A	RedHatEnterpriseLinux-8.1_64_include-license_hw9_vSphere-ESXi_02
Red Hat Enterprise Linux 8.4	N/A	RedHatEnterpriseLinux-8.4_64_include-license_virtual-server_02	N/A
Red Hat Enterprise Linux 8.6	N/A	RedHat Enterprise Linux-8.6_64_include-license_virtual-server_02	N/A

Note

Please select the image with the big end when offering 3.0 of Red Hat Update Infrastructure (RHUI).

• Terminate the existing Subscription

  Customers can delete Baremetal Server/virtual server which they created through RHEL Official Image Template.

In case of Dedicated Hypervisor

• New subscription method/termination subscription method

  Please refer to Service Description of “Dedicated Hypervisor”.

Terms and Conditions

Conditions for Usage with Other Services

• This menu must be combined with either two menus:

  1.Customers can subscribe in combination with Baremetal Server or Virtual Server.

  2.Customers are required to make a request for subscribing Dedicated Hypervisor first, and then place an order for this menu separately.

• In order for Customers to activate OS License, Customers are required to obtain the route for common function Gateways.

• Repository Server will not be available if Customers disconnect Common Function Gateway where RHEL OS license authentication has done.

• Customers are required to request for subscriptions in combination with any of the two: Baremetal Server / Virtual Server.

Minimum Use Period

• This menu does not have minimum use period.

Pricing

Initial Fee

• This service does not require Initial Fees.

Monthly Fees

Baremetal Server

• Billing Structures

  Fixed Monthly billing is applied.
• Billed Items

  Billing will be made based on the unit of Baremetal Server used more than a month.

*For subscriptions of Baremetal Server(s) which Customers utilize concurrently will also be charged.

*In case Customers delete and re-create Baremetal Server within the same month, the monthly fee of this menu will be based on the total quantity of Baremetal Servers utilized by Customers.

*Depending of the favor of the baremetal server,the fees in this menu may be different.

*For more about the flavors of the baremetal server, please refer to the following document:

Baremetal Server

Virtual Server

• Billing Structures

  It is a pay-per-use(/min) with a monthly limit.

  When the flavor is changed during the month, the monthly fee will be the maximum fee of the maximum vCPU number.
• Billed Items

  The root disk with the OS stored, and the volume will be attached instance.

*In the event that this menu’s Official Image Template OS is stored within a Volume and is attached multiply to one Instance, this menu’s basic billing is added depending upon the number of Volume.

*Based on the Flavor for the Instance that is being attached with Volume(s), this menu’s billing will shift.

*Relations amongst Instance, Volume, and Virtual Server’s Instance Flavor, please refer to the Virtual Server Service Description:

Dedicated hypervisor

• Billing Structures

  Fixed Monthly billing is applied.
• Billed Items

  The maximum concurrent use VM number generated within one tenant during the current month is charged.

  1 Subscription will be charged on a 2VM Guest OS basis. (One subscription rounded up if the maximum simultaneous use VM number is odd)

※ The invoice does not indicate the number of subscriptions but the maximum number of simultaneous VMs of the current month.

Note

The above is for reference information, please check the Terms of Service and the price list for more information.

Quality of Service

Support Coverage

Supported Official Image Templates

Support is covered for Server/Dedicated Hypervisor created from the following Official Image Template:

Product	Server/Dedicated Hypervisor
	Baremetal Server	Virtual Server	vSphereESXi
Red Hat Enterprise Linux 7.1	RedHatEnterpriseLinux-7.1_64_include-license_baremetal-server_01	RedHatEnterpriseLinux-7.1_64_include-license_virtual-server_42	RedHatEnterpriseLinux-7.1_64_include-license_hw9_vSphere-ESXi_12
Red Hat Enterprise Linux 7.3	RedHatEnterpriseLinux-7.3_64_include-license_baremetal-server_01	RedHatEnterpriseLinux-7.3_64_include-license_virtual-server_12	RedHatEnterpriseLinux-7.3_64_include-license_hw9_vSphere-ESXi_12
Red Hat Enterprise Linux 7.5	RedHatEnterpriseLinux-7.5_64_include-license_baremetal-server_01	RedHatEnterpriseLinux-7.5_64_include-license_virtual-server_02	RedHatEnterpriseLinux-7.5_64_include-license_hw9_vSphere-ESXi_02
Red Hat Enterprise Linux 7.7	N/A	RedHatEnterpriseLinux-7.7_64_include-license_virtual-server_02	N/A
Red Hat Enterprise Linux 7.9	N/A	RedHatEnterpriseLinux-7.9_64_include-license_virtual-server_02	N/A
Red Hat Enterprise Linux 8.1	RedHatEnterpriseLinux-8.1_64_include-license_baremetal-server_01	RedHatEnterpriseLinux-8.1_64_include-license_virtual-server_12	RedHatEnterpriseLinux-8.1_64_include-license_hw9_vSphere-ESXi_02
Red Hat Enterprise Linux 8.2	N/A	RedHatEnterpriseLinux-8.2_64_include-license_virtual-server_12	N/A
Red Hat Enterprise Linux 8.4	N/A	RedHatEnterpriseLinux-8.4_64_include-license_virtual-server_02	N/A
Red Hat Enterprise Linux 8.6	N/A	RedHat Enterprise Linux-8.6_64_include-license_virtual-server_02	N/A

Support for Major Version

OS Version	Start Support	End Support
7.1	2015/3/5	2024/6/30
7.3	2016/11/3	2024/6/30
7.5	2018/4/10	2024/6/30
7.7	2019/8/6	2024/6/30
7.9	2019/8/6	2024/6/30
8.1	2019/11/5	2029/5/31
8.2	2020/4/28	2029/5/31
8.4	2021/5/18	2029/5/31
8.6	2022/5/10	2029/5/31

Note

Please refer to the following for the support period of each minor release.

https://access.redhat.com/support/policy/updates/errata#RHEL8_Life_Cycle

SDPF applies EUS (Extended Update Support).

By continuing to upgrade to new minor releases during the minor release support period, including the EUS support period, it is possible to receive support until the end of support for the major version.

However, please note that AUS (Advanced Mission Critical Update Support) cannot be applied to Official Image Templates. If you want to apply AUS, you need to bring your own OS image.

Repositories to be Supported

Please refer to the details in this section with regards to the RHEL-offered repositories

Support Method

Support contents

• It supports initial setting / initial login to server and OS license activation.

• We will accept inquiries about how to deal with problems related to installation / setup basic functions you encountered.

  Also, we will confirm the contents of the inquiry between RedHat and our company, and will answer in the category with knowledge.

Points to Note

• RHEL images brought in are not supported.

• Depending on the customer’s usage situation, support may not be possible.

• Please note that we do not provide assistance, advice or consulting.

  Example: Performance tuning, migration method / procedure, etc.

Operations

Quality of this ｍenu’s Operations corresponds to that of standardized regulations which NTTCom defines thereof in details.

SLA

• This Menu’s SLA is corresponding to the standardized regulations of SLA.

Data Center Providing This Menu

• Available data centers are as follows. (As of October 2022)

Region	Group	Server/Dedicated Hypervisor
		Baremetal Server	Virtual Server	vSphere ESXi
JP1	A	Y	Y	Y
	B	Y	Y	Y
JP2	A	Y	Y	Y
	B	Y	Y	Y
	C	Y	Y	Y
	D	Y	Y	Y
JP4	A	Y	Y	Y
	B	Y	Y	Y
JP5	A	Y	Y	Y
	B	Y	Y	Y
JP6	A	Y	Y	Y
	B	Y	Y	Y

Restrictions

All

• The RHEL image brought in is not covered by the operation guarantee.

• Customers are prohibited from utilize RHUI (CDS) server for anything other than this menu.

• OS Image Handovers in between Baremetal Server and in Virtual Servers are duly prohibited.

• NTT Com does not support the OS version that Red Hat support is expired. And NTT Com does not extend such expiration dates.

• When Red Hat announces the end of support, or if any of Server/Dedicated Hypervisor is going to be end its support, NTT Com will announce the notification on end of support to Customers in advance.

• NTT Com cannot directly disclose the needed information for installation, such as activation key, subscription number, to Customers in writing or any other methods.

• This menu is prohibited to activate KVM and create RHEL virtual machine on this server.

• Customers are prohibited to change configuration in /etc/hosts unless NTTCom announce.

• Be sure to connect to the common function gateway in order to get correct billing information. If we find out at a later date that we are not able to charge you properly, we will charge you the difference retroactively from the time you started using the service.

• Major OS upgrades of virtual servers created from official image templates, bare metal servers, and guest images on dedicated hypervisors are prohibited in order to get correct billing information. If we find out at a later date that we are not able to charge you properly, we will charge you the difference retroactively from the time you started using the service.

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CentOS

Red Hat Enterprise Linux OS for BYOL