Specifications
Table Of Contents
- Virtual Machine Guide
- Contents
- Introduction and System Requirements
- VMware Server Overview
- Features of VMware Server
- Support for 32-bit and 64-bit Guest Operating Systems
- Two-Way Virtual SMP (Experimental Support)
- Connect to VMware GSX Virtual Machines and Hosts
- Upgrade and Use GSX Virtual Machines
- Move Existing Virtual Machines
- Compatible with VMware Workstation 5.x Virtual Machines
- Configure Virtual Hardware Devices to be Automatically Detected
- Take and Revert to Snapshots in the Background
- Support for VMware Virtual Machine Importer
- Support for VirtualCenter
- APIs Included with VMware Server
- Host System Requirements
- Virtual Machine Specifications
- Virtual Processor
- Virtual Chipset
- Virtual BIOS
- Virtual Memory
- Virtual Graphics
- Virtual IDE Drives
- Virtual SCSI Devices
- Virtual PCI Slots
- Virtual Floppy Drives
- Virtual Serial (COM) Ports
- Virtual Parallel (LPT) Ports
- Virtual USB ports
- Virtual Keyboard
- Virtual Mouse and Drawing Tablets
- Virtual Ethernet Card
- Virtual Networking
- Virtual Sound Adapter
- Supported Guest Operating Systems
- Technical Support Resources
- Creating a New Virtual Machine
- Using VMware Tools
- About VMware Tools
- Installing VMware Tools
- Installing VMware Tools in a Windows Virtual Machine
- To install VMware Tools in a Windows Guest Operating System
- Additional Steps When Migrating from Old Versions of Windows
- To migrate from Windows NT guest operating systems
- To migrate from Windows Me guest operating systems
- To migrate from Windows 98 guest operating systems
- To migrate from Windows 95 guest operating systems
- Automating the Installation of VMware Tools in a Windows Guest
- Installing VMware Tools in a Linux Virtual Machine
- Installing VMware Tools in a NetWare Virtual Machine
- Installing VMware Tools in a Windows Virtual Machine
- Executing Scripts When the Virtual Machine’s Power State Changes
- Configuring VMware Tools
- Configuring VMware Tools in a Windows Virtual Machine
- Configuring VMware Tools in a Linux, FreeBSD, or Solaris Virtual Machine
- Configuring VMware Tools in a NetWare Virtual Machine
- Configuring VMware Tools in a NetWare 6.5, 6.0, or NetWare 5.1 Guest
- Viewing Information About VMware Tools
- Connecting Devices with VMware Tools
- Shrinking Virtual Disks with VMware Tools
- Setting Options with VMware Tools
- Configuring VMware Tools for NetWare Guests in the System Console
- Summary of VMware Tools Commands for a NetWare Guest
- About the VMware Tools Service
- Running Virtual Machines
- Overview of the VMware Server Console Window
- Connecting to Virtual Machines and VMware Server Hosts
- Changing the Power State of a Virtual Machine
- Controlling the Virtual Machine Display
- Running Virtual Machines from DVDs or CD-ROM Discs
- Using PXE with Virtual Machines
- Installing Software in a Virtual Machine
- Cutting, Copying, and Pasting Text
- Using Devices in a Virtual Machine
- Command Reference
- Preserving the State of a Virtual Machine
- Suspending and Resuming Virtual Machines
- Taking Snapshots
- Using Disks in a Virtual Machine
- Configuring Hard Disk Storage in a Virtual Machine
- Configuring Optical and Floppy Drives
- Adding Drives to a Virtual Machine
- Using VMware Virtual Disk Manager
- Installing an Operating System onto a Physical Partition
- Disk Performance in Windows NT Guests on Multiprocessor Hosts
- Networking
- Components of the Virtual Network
- Common Networking Configurations
- Custom Networking Configurations
- Changing the Networking Configuration
- Advanced Networking Topics
- Selecting IP Addresses on a Host-Only Network or NAT Configuration
- Avoiding IP Packet Leakage in a Host-Only Network
- Maintaining and Changing the MAC Address of a Virtual Machine
- Controlling Routing for a Host-Only Network on a Linux Host
- Issues with Host-Only Networking on a Linux Host
- Setting Up a Second Bridged Network Interface on a Linux Host
- Configuring Bridged Networking When Using Teamed Network Interface Cards
- Setting Up Two Separate Host-Only Networks
- To set up the second host-only interface on a Windows host
- To set up the second host-only interface on a Linux host
- Configuring the Virtual Machines
- Configuration 1 - Connect to the Default Host-Only Interface
- Configuration 2 - Connect to the Newly Created Host-Only Interface
- Configuration 3 - Connect to Two Host-Only Interfaces
- Routing Between Two Host-Only Networks
- Setting Up the First Host-Only Interface
- To set up the second host-only interface on a Windows host
- To set up the second host-only interface on a Linux host
- Setting Up the Virtual Machines
- Virtual Machine 1 - Connected to the Default Host-Only Interface
- Virtual Machine 2 - Connected to the Newly Created Host-Only Interface
- Virtual Machine 3 - Connected to Both Host-Only Interfaces
- Using Virtual Ethernet Adapters in Promiscuous Mode on a Linux Host
- Understanding NAT
- Using Samba for File Sharing on a Linux Host
- Sample smb.conf for Host-Only Networking
- Sample smb.conf for Bridged Networking
- Adding User Names and Passwords to the VMware Server Samba Password File
- If You Are Already Running Samba
- Using a Samba Server for Both Bridged and Host-Only Networks
- Using VMware Server’s Samba with an Existing Installation
- Sample smb.conf for Running Two Samba Servers at the Same Time
- Configuring Devices
- Using Parallel Ports
- Using Serial Ports
- Keyboard Mapping on a Linux Host
- Using USB Devices in a Virtual Machine
- Connecting to a Generic SCSI Device
- Using Two-Way Virtual Symmetric Multiprocessing (Experimental)
- Video and Sound
- Performance Tuning for Virtual Machines
- Glossary
- Index
VMware, Inc. 175
Chapter 7 Networking
Windows Hosts
Systems!using!server!versions!of!Windows!2000!are!capable!of!forwarding!IP!packets!
that!are!not!addressed!to!them.!By!default,!however,!these!systems!come!with!IP!packet!
forwarding!disabled.!
If!you!find!packets!leaking!out!of!a!host‐only!network!on!a!Windows!2000!host!
computer,!check!to!see!whether
!forwarding!has!been!enabled!on!the!host!machine.!If!it!
is!enabled,!disable!it.!
Choose!Start!>!Programs!>!Administrative!Tools!>!Routing!and!Remote!Access.!An!
icon!on!the!left!is!labeled!with!the!host!name.!If!a!green!dot!appears!over!the!icon,!IP!
forwarding!is!turned!on.
!To!turn!it!off,!right‐click!the!icon!and!disable!Routing!and!
Remote!Access.!A!red!dot!appears,!indicating!that!IP!forwarding!is!disabled.!
Linux Hosts
If!you!find!packets!leaking!out!of!a!host‐only!network!on!a!Linux!host!computer,!check!
to!see!whether!forwarding!has!mistakenly!been!enabled!on!the!host!machine.!If!it!is!
enabled,!disable!it.!
For!many!Linux!systems,!disable!forwarding!by!writing!a!0!(zero)!to!the!special!file!
/proc/sys/net/ipv4/ip_forward
.!As!root,!enter!this!command:
echo 0 > /proc/sys/net/ipv4/ip_forward
Other!Linux!systems!have!a!system!configuration!option!that!you!can!set.!The!method!
depends!on!your!Linux!distribution.!You!can!use!a!control!panel,!specify!a!setting!at!the!
time!you!compile!your!kernel,!or!possibly!enter!a!specification!when!you!boot!your!
system.!
Consult!your!operating!system!documentation!for!details!on!the!method!to!use!
with!your!particular!distribution.!
Using Filtering
If!the!host!computer!has!multiple!network!adapters,!it!might!be!intentionally!
configured!to!do!IP!forwarding.!In!this!case,!you!do!not!want!to!disable!forwarding.!To!
avoid!packet!leakage,!you!must!enable!a!packet!filtering!facility!and!specify!that!
packets!from!the!host‐only!network!should!not!be!sent
!outside!the!host!computer.!
Consult!your!operating!system!documentation!for!details!on!how!to!configure!packet!
filtering.!
Leaks from a Virtual Machine
Virtual!machines!might!leak!packets,!as!well.!For!example,!if!you!use!dial‐up!
networking!support!in!a!virtual!machine!and!packet!forwarding!is!enabled,!host‐only!
network!traffic!might!leak!out!through!the!dial‐up!connection.