Virtual Machine Hosting

Departments/Units/Colleges can subscribe a Special Virtual Machine (SVM) hosting service for hosting their website, application or server in ITSC.

A Virtual Machine (VM) is a software implementation of a machine that executes programs like a physical machine. This VM platform (supported by VMware ESXi 6.5 with firewall, is a type of Cloud IT service which offers a VM with firewall protection, in monthly subscription basis, to provide flexibility for departments / units /colleges to acquire their own virtual machines instantly and to eliminate long acquisition process for physical machine.

This special VM platform enables a more convenient and timesaving departmental system management.

Available to

Departments

Service Charge and Application

Charged on an annual subscription basis
Application of VM hosting: https://paper.itsc.cuhk.edu.hk/dvp (via CUHK VPN / campus network)

Need ITSC’s management of the operating system on your VM? Additionally subscribe OS Management Service: ITSC Service Desk > Service Catalog > Web, Server & Systems > Managed Hosting Service Request

Access to Service

Manage VM or Modify Firewall Rules: https://paper.itsc.cuhk.edu.hk/dvp

Service Availability

24 X 7

1. Features

Five SVM packages, protected under a firewall, are available

VM Scale	Package Name	Configuration Details
Small	Model S	(2 CPU core, 2GB RAM, 100GB disk)
Medium	Model M	(4 CPU core, 4GB RAM, 100GB disk)
Large	Model L	(8CPU core, 8GB RAM, 100GB disk)
Extra Large	Model XL	(8CPU core, 16GB RAM, 100GB disk)
2 Extra Large	Model XXL	(16 CPU core, 32GB RAM, 100GB disk)

All include a 100GB disk size
Additional Disk Storage can be offered in 100GB based (100GB, 200GB, 300GB, etc.). In the Extra Large package and 2 Extra Large VM package, additional RAM can also be offered in 16GB based with maximum up to 64GB (16GB, 32GB, 48GB and 64GB)

Six OS packages are available to be pre-installed including
1. Microsoft Windows Server 2019, Standard Edition
2. Microsoft Windows Server 2016, Standard Edition
3. Red Hat Enterprise Linux 8
4. Red Hat Enterprise Linux 7
5. CentOS 8
6. CentOS 7
7. Other (no OS pre-installed)
Regarding the network services allowed in firewall,
- For incoming traffic, according to the University’s Firewall Policy and Security Standard on Firewall Configuration, there will be no more default services allowed for incoming traffic from Public Internet
- For outgoing traffic, all traffic is allowed
- VM owner can modify the firewall rules
Central Backup Service for SVM
- A simple and easy to use solution with everything operate via a web interface.
- When the service is enabled on a SVM, it provides
  - SVM Daily Backup service
  - Self-service file level restore
  - Self-service backup status reports
  - On-demand full VM recovery
- Visit its service page for its servcie charge and other details.