http:www'ldc'lu'se

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Lund University Computing Center LDC

• http//www.ldc.lu.se/
• Torgny.Hallenmark_at_ldc.lu.se

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LDC at large

• IT Service Organization mainly for Lund
  University
• Staff gt 50 persons
• Turnover 35 M SEK
• No fixed allowances charging for work done

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Departments

• Administration and Economics
• Consulting and Services
• Key Accounts
• Networks
• Service systems

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CS
Consulting and Services

• PC and Macintosh support
• Technical service, Installations
• Hire a consultant
• Computer hotel
• Statistics support

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Service
Service Systems

• Service bureau systems
• File servers
• Web hotel
• Backup services
• Program distribution
• Help desk
• Education (PC, Office, Internet, )

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Service
File servers and backup services

• File servers
• Novell Netware
• Windows NT/2000
• Backup
• Retrospect personal computers
• Legato Networker servers
• (tape library robot)

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Service
Program Distribution

• DECcampus Compaq (ex Digital)
• ScholarPac Sun
• Program Microsoft, Adobe, ...

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Service
Library systems

• Library systems
• VTLS - Virginia Tech Library System
• Lolita HP, VTLS
• File servers Windows NT/2000
• CD-ROM Servers
• Separate UB library group within Service Systems

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Key Accounts
Key Accounts

• Administrative systems
• LADOK - Student administration
• OrFi - Economics system
• Primula - Payroll system
• LUCAT - Catalogue system
• Locus - Room booking

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Key Accounts
Administrative system platforms

• LADOK Alpha Tru64 Unix Mimer
• OrFi Alpha Tru64 Unix Oracle
• Primula Sun Solaris Oracle
• LUCAT Sun Solaris Progress
• Locus Sun Solaris Progress

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LUNARC
Supercomputer system

• SGI/Cray Origin 2000
• 48 parallel processors
• 4 graphic processors
• MIPS 12000, 300 MHz
• 11 Gbyte memory
• 310 Gbyte disk

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LUNARC
Supercomputer system

• Beowulf System
• 64 parallel PC systems
• Installed March 2002
• LUNARC consortium
• http//www.lunarc.lu.se

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Networks
Networks

• Network infrastructure
• Network services
• Computer room
• Data security
• Central backup service (Legato Networker)

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Networks
Network Infrastructure

• LUNET - Lund University Network
• Multiple 100 Mbps in backbone
• Cisco routers/switches
• Own fiber cables within Lund
• Own microwave link to Malmö
• LDC runs backbone network
• Local system/network managers

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Networks
Network Infrastructure

• SUNET Swedish University Network
• 155 Mbps, double connection
• Upgrade to 2.5 Gbps, Spring 2002
• NORDUnet Nordic University Network
• Internet The global network

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Network Services
Network Services

• Network administration IP numbers
• E-mail Servers, accounts, addresses
• Group communication NetNews
• Information systems WWW
• Dial-up connection RAS, VPN
• Network login Netlogon

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Network Services
Network Administration

• Internet domains within lu.se
• Addresses for computers and e-mail
• IP numbers
• Class B network 130.235.0.0 (65000 addresses)
• DNS name servers
• 130.235.132.90 130.235.128.100 130.235.20.3
• Bootp/DHCP servers
• Relation Ethernet address - IP number

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Mail Systems
E-mail

• Running e-mail servers
• SMTP server mail.lu.se
• POP server pop.lu.se
• IMAP server imap.lu.se
• Webmail webmail.lu.se
• Handling e-mail addresses
• name address (Torgny.Hallenmark_at_ldc.lu.se)
• delivery address (ldc-tha_at_pop.lu.se)

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Mail Systems
E-mail

• E-mail systems
• iPlanet Messaging Server, start Jan 2002
• iPlanet Directory Server (LDAP)
• iPlanet Calendar Server
• E-mail client programs Eudora, Netscape,
  Outlook etc
• Also local servers POP, Exchange,

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Mail Systems

LUCAT
mail.lu.se
e-mail server
LDAP
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Mail Systems

Services via LUCAT LDAP

• LUCAT catalogue contains information on
• organization and persons at departments
• The same username/password combination
• is used for authorization at login etc
• LUCAT personal information
• Central e-mail system
• Netlogon, network login
• RAS modem (LU dial-up modem pool)
• VPN login (to get within domain lu.se)
• Other kinds of login

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Mail Systems
students
staff

LADOK
LUCAT Nimbus
LDAP Falstaff
LDAP Helikon
e-mail server staff Cassandra
e-mail server students Piraten
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Network Services
Group Communication

• NetNews server news.lu.se

Information Systems

• Web server LU www.lu.se
• Web server LDC www.ldc.lu.se
• Other web servers
• Local web index luwi.lu.se

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Help Desk
Help Desk

• Problem reporting
• First line support
• Dedicated staff
• Web based ticket system
• Current status info via web http//www.ldc.lu
  .se/drift/

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Computer environment

• Vendors Compaq, Sun, HP etc
• OS Tru64 Unix, Sun Solaris, OpenVMS, HP-UX,
  MPE/iX
• Databases Oracle, Progress, Oracle Rdb,
  Mimer, Ingres etc
• File servers Windows NT/2000, Novell
• Network Internet, Ethernet, 10 Mbps, 100
  Mbps, 1 Gbps, etc

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Current tasks

• Centralized backup, expansion
• Systems and network control/administration
• better utilities and routines
• HP OpenView used for network control, integrate
  with system control

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