Cobalt Microserver

1
Technical Overview
RaQ 2
2
RaQ 2 Hardware

• RaQ em and stack em

3
Hardware Specifications

• 10/100 Ethernet single or dual
• Ultra SCSI connector (RaQ 2)
• 30W max power
• LED status lights front and back
• 1 RU form factor enables up to 40 units in a
  standard rack
• Various RAM sizes (upgradeable)
• Various hard drive configurations

4
LCD Panel

• Panel has root-level access
• Set IP number (ifconfig)
• Set subnet mask (ifconfig)
• Set gateway (ifconfig)
• Can restart or shutdown system (shutdown)
• DHCP server can assign IP number

5
Software Specifications

• LINUXCobalts Way

6
Software Specifications

• Cobalt LINUX ported from Red Hat LINUX
• Kernel 2.0.34 (with Cobalt enhancements)
• Apache 1.3.3
• Full module support (/etc/httpd/modules/)
• Bind 8.1.2 DNS server
• Sendmail 8.9.3
• Second generation Cobalt administration
  interface Customer requested changes

7
Additional Features

• Significant Security improvements
• PAM authentication (Plug-able Authentication
  Modules)
• Winner of LINUX Worlds Security Award (July
  1999, San Jose)
• Enhanced DNS administration
• Majordomo mail-list support

8
RaQ 2 Initial Setup

• The Welcome Screen and Setup Wizard

9
Welcome

• From ANY html browser access the RaQ 2 using the
  IP number (Windows, MacOS, LINUX, etc.)

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Web Setup Page 1/1
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RaQ 2 Administration

• Reducing work

12
Administrative Capabilities of the Site User

• Modify
• Password
• Email forwarding
• Email vacation autoresponder
• Post data files to home directory
• Post web content to home directory via FTP
• Backup / restore home directory

13
Administrative Capabilities of the Site
Administrator

• All the capabilities of the site user, plus
• Create delete users
• Manage users settings
• Email aliases
• Determine access rights and level of users
• Modify the web pages associated to site
• View / download web log data
• Perform site backup restore
• Post files to FTP site

14
Administrative Capabilities of the RaQ 2
Administrator

• All the abilities of the site administrator,
  plus
• root access
• Creates and delete sites
• Determine service status for web, ftp, email,
  shell
• Manages email configuration
• Creates / manages DNS
• Performs maintenance
• Backup and restore
• Update software
• Monitoring system operation and status

15
RaQ 2 Administration

• RaQ ADMINISTRATOR MANAGES IT ALL
• All the abilities of the site administrator,
  plus
• root access
• Creates and delete sites
• Determine service status for web, ftp, email,
  shell
• Manages email configuration
• Creates / manages DNS
• Performs maintenance
• Backup and restore
• Update software
• Monitoring system operation and status

• Administration Hierarchy

• USERS ADMINISTRATE THEMSELVES
• Modify password
• Email forwarding vacation autoresponder
• Backup home directory
• Restore home directory

• All the capabilities of the site user, plus
• Create delete users
• Manage users settings
• Email aliases
• Determine access rights and level of users
• Modify the web pages associated to site
• View / download web log data
• Perform site backup restore
• Post files to FTP site

16
The Role of the RaQ admin
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RaQ admin RaQ 2 Services

• Email FTP Telnet
• SNMP Web DNS

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RaQ admin Email

• E-Mail

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RaQ admin Email Parameters

• Use the Control Panel to allow e-mail for a
  domain (rather than a hostname).

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RaQ admin RaQ 2 Services

• SNMP

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RaQ admin SNMP Parameters

• Support for Public R/W Communities
• Includes Linux specific MIB information
• Reports each IP interface
• Current System Load
• Load average over 1, 5 15 minutes
• CPU type

22
RaQ admin RaQ 2 Services

• DNS

23
RaQ admin DNS Parameters

• Enhanced interface provides support for A, CNAME,
  MX PTR records

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RaQ admin Adding DNS Records
Authoritative and Alias Records
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RaQ admin DNS MX Reverse DNS
A domain can have multiple precedence Mail
Exchange records

• Each IP address should have just one Reverse
  recordNet Mask is RFC 2317 compliant to support
  small (lt255) network ranges

26
RaQ admin DNS Secondary DNS

• Many NICs (esp. Europe) now require two NS
  records to be populated before they will register
  a domain. They will check your Primary Server to
  verify that the domain is being served.

27
RaQ admin RaQ 2 Services

• Web Server (Apache)

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RaQ admin Server Hosting Management
Note Access to this screen is restricted to the
RaQ admin
29
RaQ admin Add Virtual Site
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The Site admin
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Site admin

• All the capabilities of the site user, plus
• Create delete users
• Manage users settings
• Email aliases
• Determine access rights and level of users
• Modify the web pages
• View / download web log data
• Perform site backup restore
• Post files to FTP site

The Green Screen
32
Site admin Add/Delete users

• Once you create a site, you should populate it
  with users and at least 1 Site Admin.

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Site admin Add users
Options Telnet Access (shell account) Leave this
off for POP / E-mail only Promote / demote Site
Admin Enable FrontPage if the RaQ admin has
enabled it for the site Set E-mail Aliases
34
Site admin Users List

• Standard User tool set

Site Admin Telnet Access Modify user E-mail
settings Delete User
35
Site admin Add Mailing List (majordomo)

• Site admins can create mail lists with multiple
  recipients locally or externally

36
Site admin Settings (v. RaQ admin)
RaQ admin can set all values
37
Site admin FTP Settings

• Anonymous FTP Configuration

The number of simultaneous users puts a cap on
FTP related system load
38
Site admin Disk Usage

• Disk Usage cool feature

Reporting is done by site user
39
Site admin Web Usage

• Web Usage

The reporting engine is based on Analog
You can download log data for processing on a PC
40
Site admin Backup

• The RaQ 2 supports several backup strategies
• Full Backup
• Incremental Backup

For RaQ admin A list of all hosted sites. For
site admin the owned site
Incremental / Full Backup
For RaQ admin The list of all users on the
RaQ For Site admin The list of all users on the
site
41
Site admin Restore

• There are several ways to restore files
• Full restore
• Incremental restore
• supports selective restore of individual files

42
User Self Administration
43
User Self Administration

• Profile Settings

44
FrontPage Extensions

• Features
• FrontPage97/98/2000 compatibility
• Most Secure Implementation - never runs as root
• Fully abstracted through the User Interface - no
  telnet access is necessary
• For security reasons, we do not use Microsofts
  web based Admin Tools

45
CGI / Programming Support

• Shell / Perl / C scripts can be run in site or
  user directories
• Server Side Includes (SSI) can be enabled through
  the UI
• PHP 3.0.7 with backend database hooks to mySQL or
  postgreSQL

46
3rd Party Applications

• Databases
• MySQL
• PostgreSQL
• Java - Kaffe 1.2 from Transvirtual
• egcs C/C compiler
• Kai Kuck C preprocessor