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NET2003: Linux AdministrationLab 01: Virtualization

Lab Objectives:

After this lab students should be able to:

Install VirtualBox

Boot a copy of Damn Small Linux ( DSL )

Confiure multiple net!or"s in VirtualBox

art A: !o"t#are $o#nload and %nstallation

!te& 1: !o"t#are $o#nload

Do!nload the follo!in soft!are: VirtualBox: http:##!!!$%irtualbox$or# &ireshar": http:##!!!$!ireshar"$or# Damn Small Linux '$'$ ( IS* ): http:##!!$damnsmalllinux$or#

!te& 2: %nstall Virtual'ox and (ires)ar* in +our )ost O!

!te& 3: ,reate a Virtual -ac)ine "or +our $!L

Damn Small Linux is a %ery S+ALL %ersion of Linux$ &e !ill be usin it as a client totest our ser%er ser%ices$

*peratin System:

+emory:

,ard Dri%e ( -eep all your hard dri%es in the same location )

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http://www.virtualbox.org/http://www.wireshark.org/http://www.damnsmalllinux.org/http://www.wireshark.org/http://www.damnsmalllinux.org/http://www.virtualbox.org/

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Attach IS* imae as the CD

.o! you should be able to boot the ne! machine In order to !or" properly8 you may need to disable 9+ouse Interation

!te& .: ,reate a second Virtual -ac)ine "or +our $!L

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art ': Virtual'ox Net#or* -odes

0he second part of the lab !ill help you understand the different net!or" modes that VBpro%ides$ ;ou !ill be ma"in chanes in the V+lease notice that command i%e

abo%e is in Linux8 and it sa%es the output into the file DSL"NATtxt8 this command

should !or" in D*S ( !indo!s command prompt ) too$ Be sure that the file is stored inthe appropriate directory$

Start DSL

Capture some IC+> pac"ets *pen a terminal >in the host *S ( assumin your host is @ 1$$$ )

root@Luna:~# $ing %& ' ()*(+,-(--

0he Linux pin8 sends ' bytes pac"ets until you stop it usin C$ &indo!s8 sends four 21bytes pac"ets8 and then stops$ 0he abo%e commands sends Eust 2 pac"ets ( 6c 2 )

Stop DSL

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Disable pac"et capture in your DSL( Damn Small Linux ) V+$

root@Luna:~# VBoxManage modifyvm "DSL" --nictrace1 off

?e%ie! your capture file !ith &ireshar"$

!te& 2: ,on"i/ure $!L to use 'rid/ed as t)e net#or* mode Fsin the settin menu8 chane your net!or"in mode from .A0 to brided$ Brided

your .IC to one of your host .IC cards$ /nable pac"et capture in your DSL V+$

root@Luna:~# VBoxManage modifyvm "DSL" --nictrace1 on --nictracefile1

DSL_Bridged.pcap

Sho! information about your V+ confiuration:

root@Luna:~# VBoxManage showvminfo DSL ! DSL"Bri.ge.txt

Be sure that the file is stored in the appropriate directory$ Start DSL

>in the host *S8 and oole$ca Stop DSL

Disable pac"et capture ?e%ie! your capture file !ith &ireshar"

!te& 3: ,on"i/ure $!L01 and +our $!L02 to use %nternal Net#or*in/ as t)e net#or*mode Fsin the settin menu8 chane your net!or"in mode to Internal .et!or"in8 for both

your DSL6 and DSL61 %ms$ /nable a D,C> ser%er for the Internal net!or"in8 use the follo!in parameters: .et!or" Address: 1$22$17$ # 1 D,C> ser%er: 1$22$17$ Lo!er I>: 1$22$17$7 ,ih I>: 1$22$17$2

/nable pac"et capture for DSL8 use internal$&a$as your capture file$

Start both DSL6 and DSL61 =ind the I> address for your DSL61 V+ =rom DSL6: >in DSL61 >in the host *S

Stop the machines Disable pac"et capture ?e%ie! your capture file !ith &ireshar"

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!te& .: ,on"i/ure $!L01 and $!L02 to use ost Onl+ as t)e net#or* mode Fsin the settin menu8 chane your net!or"in mode to ,ost *nly8 for both the DSLs Chec" the ,ost *nly settins$ =ile G >references G .et!or" G Settins /nable pac"et capture in your DSL68 use hostonl/$&a$as your capture file$

=rom DSL6: >in DSL61

>in the host *S Stop the %ms Disable pac"et capture ?e%ie! your capture file !ith &ireshar"

!te& : &load +our "iles to '' Compress all your directory !ith all the files Submit your files to BB

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