p0f works on Ubuntu or Vista - remove andLinux first.  
It only sees things on the LAN.

nmap: remove the -A to stop OS detection

NIKTO -------------------------------

Get nikto from www.cirt.net/nikto2, unzip.
No install required to run it on Ubuntu hardy.  
It's not in the repositories.

sudo ./nikto.pl -host www.ccsf.edu > niktoccsf.txt

Boot DVL 1.0
Right-click Desktop, DVL, Web & Database, Apache, start
Scan with nmap, port 80 is open.

sudo ./nikto.pl -host www.ccsf.edu > niktodvl.txt

BANNERS -----------------------------

telnet www.ccsf.edu 80
Ctrl+]
set localecho
Enter twice
HEAD / HTTP/1.0
Enter twice

telnet www.cnn.com 80
HEAD / HTTP/1.0
Enter twice

(fails a lot, try several times and it will work)

NET VIEW ----------------------------
From Windows command prompt:
NET VIEW /DOMAIN
  shows the domains
NET VIEW /DOMAIN:workgroup
  shows the computers in the workgroup

SNMP --------------------------------
In Ubuntu: sudo apt-get install snmp
In Win XP: Control Panel, Add/Remove Programs, 
Add/Remove Windows Components, Management and Monitoring Tools, 
Details, Simple Network Management Protocol
You will need the Win XP Install CD
Start, Run, services.msc
start SNMP Service and SNMP Trap Service