Specifications

Table Of Contents
VMware, Inc. 155
Chapter 7 Networking
DHCP server – The!DHCP!(dynamic!host!configuration!protocol)!server!provides!IP!
network!addresses!to!virtual!machines!in!configurations!that!are!not!bridged!to!an!
external!network!!for!example,!hostonly!and!NAT!configurations.
Network adapter – One!virtual!network!adapter!is!set!up!for!your!virtual!machine!
when!you!create!it!with!the!New!
Virtual!Machine!Wizard!using!any!type!of!networking!
(a!virtual!network!adapter!is!always!added!to!a!virtual!machine!created!with!the!
VMware!Management!Interface).!It!appears!to!the!guest!operating!system!as!an!AMD!
PCNET!PCI!adapter.!
You!can!create!and!configure!up!to!four!virtual!network!adapters!in!each
!virtual!
machine!using!the!virtual!machine!settings!editor.
The!adapter!can!use!one!of!two!drivers:!the!vlance!driver!and!the!vmxnet!driver.!
VMware!Server!supports!NIC!morphing,!which!dynamically!selects!the!driver.!The!
vlance!driver!installs!when!a!virtual!machine!is!started!or!rebooted.!If!the!virtual!
machine!has!VMware
!Tools!installed,!the!vmxnet!driver!is!automatically!installed.!
Otherwise,!the!vlance!driver!remains!as!the!default.
Common Networking Configurations
The!following!sections!illustrate!the!networking!configurations!that!are!set!up!when!
you!choose!the!standard!networking!options!in!the!New!Virtual!Machine!Wizard!or!
virtual!machine!settings!editor.!
! “Bridged!Networking”!on!page 156
! “Network!Address!Translation!(NAT)”!on!page 157
! “HostOnly!Netw orking”!on!page 158
Only!one!virtual!machine!is!shown!in!each!example,!but!multiple!virtual!machines!can!
be!connected!to!the!same!virtual!Ethernet!switch.!On!a!Windows!host,!you!can!connect!
an!unlimited!number!of!virtual!network!devices!to!a!virtual!switch.!On!a!Linux!host,!
you!can!
connect!up!to!32!devices.