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Citrix NetScaler in de praktijk
Citrix NetScaler in de praktijk
Citrix NetScaler in de praktijk
Citrix NetScaler in de praktijk
Citrix NetScaler in de praktijk
Citrix NetScaler in de praktijk
Citrix NetScaler in de praktijk
Citrix NetScaler in de praktijk
Citrix NetScaler in de praktijk
Citrix NetScaler in de praktijk
Citrix NetScaler in de praktijk
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Citrix NetScaler in de praktijk

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Presentatie over de mogelijkheden van Citrix NetScaler, aangevuld met praktijkervaring, tips and tricks en lessons learned. Presentatie gegeven door Joost de Vlugt, consultant en trainer bij Qwise, …

Presentatie over de mogelijkheden van Citrix NetScaler, aangevuld met praktijkervaring, tips and tricks en lessons learned. Presentatie gegeven door Joost de Vlugt, consultant en trainer bij Qwise, tijdens NetScaler seminar op 28 juni 2012.

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  • 1. 6/28/2012 Fast and Furious Networking 28-06-2012 Citrix Networking event FAST AND FURIOUS NETWORKING  Wat betekent de Netscaler voor XA /XD.  Access Gateway Enterprise. (AGEE)  High Availability backend infrastructure.  AAA voor WebInterface /CloudGateway.  SSL offloading ICA/HDX protocol.  Integrated Webinterface.Titel presentatie - 28-06-2012 2 1
  • 2. 6/28/2012 ACCESS GATEWAY ENTERPRISE. (AGEE)  High-availability versus loadbalancing.  Meerdere vServers met verschillende FQDN’s.  Netscaler policy engine.  SmartAccess XenApp/ XenDesktop. • NetScaler SmartAccess eDocs  SSLVPN voor VPN toegang.  Traffic optimization met branch repeater • http://support.citrix.com/article/CTX128928/Titel presentatie - 28-06-2012 3 AAA WEBINTERFACE / CLOUDGATEWAY.  Authenticatie op de Appliance • LDAP. • RADIUS.  Single sign-on. • UPN of MSAM als SSO attribute.  Group extraction.Titel presentatie - 28-06-2012 4 2
  • 3. 6/28/2012 HA - BACKEND INFRASTRUCTURE  Domain controllers (LDAP).  RADIUS 2-factor.  DNS forwarders.  Webinterface/ CloudGateway.  Single-Sign on services.  Provisioning server TFTP.  AppExpert Sharepoint/ Outlook WebAccessTitel presentatie - 28-06-2012 5 SSL OFFLOADING ICA/HDX PROTOCOL.  NetScaler SSL offloading hardware.  Sneller dan elke andere appliance beschikbaar.  Certificate management centraal.Titel presentatie - 28-06-2012 6 3
  • 4. 6/28/2012 INTEGRATED WEBINTERFACE  Ingebouwde webinterface.  Meeliften op HA van de Netscalers.  Synchornisatie van de configuratie.  Ipad integratie.  http://support.citrix.com/article/CTX127544Titel presentatie - 28-06-2012 7 NetScaler implementaties in de praktijk 28-06-2012 Citrix Networking event 4
  • 5. 6/28/2012 NU.NL  Opleiden netwerkbeheerders  HTTP DOS protection.  Caching.  Load balancing.  Content switching.  DEMO: LB / CSW  DEMO: Integrated cachingTitel presentatie - 28-06-2012 9 IPV6 CAG DIRECT ACCESS.  Load balancing Direct Access.  IPv6 CAG.  IPv6 route monitoring.  MAC based forwarding.  USIP/ TCP proxy mode.Titel presentatie - 28-06-2012 10 5
  • 6. 6/28/2012 IPV6 CAG DIRECT ACCESS.Titel presentatie - 28-06-2012 11 APPLICATION FIREWALL STUDENTEN  Studenten moeten hun eigen webapplicaties maken met achterliggende SQL database. • Cross-side scripting. • SQL injection. • Start-URL protection.  Intranet sites docenten beschikbaar maken via AD authenticatie.  DEMO: NetScaler Application firewall.  DEMO: NetScaler AAA.Titel presentatie - 28-06-2012 12 6
  • 7. 6/28/2012 NetScaler implementatie in de praktijk 28-06-2012 Lessons learned Tips & Tricks LESSONS LEARNED / TIPS & TRICKS  Basis instellingen optimalisatie.  MAC based forwarding/ asymetric routing.  NetScaler license duidelijk maken.  Certificates and private keys.  Logon page layout na reboot.  Load balancing method /Persistency  Content filtering vs application firewall.Titel presentatie - 28-06-2012 14 7
  • 8. 6/28/2012 BASIS INSTELLINGEN OPTIMALISATIE  Optimizing NetScaler advanced settings. • http://support.citrix.com/article/CTX121149/  Use Subnet IP • http://support.citrix.com/article/CTX117360/ • eDocs Netscaler USNIP  HA fail-safe mode • NetScaler eDoc HA fail-safe modeTitel presentatie - 28-06-2012 15 ASYMETRIC ROUTING - MBF  LET OP: Het netwerk waarop je implementeert.  BEWARE of: Asymetrical routing.  MBF (Mac Based Forwarding) • http://support.citrix.com/article/CTX132952Titel presentatie - 28-06-2012 16 8
  • 9. 6/28/2012 NETSCALER LICENSE DUIDELIJK MAKEN  License types • Netscaler feature license • Access Gateway Platform license • Access Gateway Universal license  License hostid name • MAC address eerst NIC • Hostname  http://support.citrix.com/article/CTX121062/Titel presentatie - 28-06-2012 17 CERTIFICATES AND PRIVATE KEYS.  Public key/ Private key certificates.  IIS certificate export and OpenSSL. • http://support.citrix.com/article/CTX109031 • http://support.citrix.com/article/CTX106028  Link certificates aan root/intermediates. • http://support.citrix.com/article/CTX128539/  Monitor certificate expiration via SNMP.Titel presentatie - 28-06-2012 18 9
  • 10. 6/28/2012 LOGON PAGE LAYOUT NA REBOOT.  AAA en AGEE portal page layout. • Alles wat je moet weten op een rij.  Let op de reboot.  Het verschil tussen ICA proxy en clientless access.  De rewrite functionaliteit kan hier uitkomst bieden.Titel presentatie - 28-06-2012 19 LB METHOD / PERSISTENCY.  Slow start mode. • http://support.citrix.com/article/CTX124711  COOKIEINSERT timeout. • http://support.citrix.com/article/CTX108883/  Clear persistency bij testen loadbalacing. • http://support.citrix.com/article/CTX122837/Titel presentatie - datum 20 10
  • 11. 6/28/2012 CF VERSUS APPFW  Soms overlap in functionaliteiten.  Gebruik content filtering indien mogelijk.  Application firewall is krachtiger maar kost meer resources van de NetScaler.Titel presentatie - datum 21 HANDIGE HULPMIDDELEN  NetScaler product documentation • http://support.citrix.com/product/nsad/v9.3/doc  NetScaler eDocs • http://support.citrix.com/proddocs/topic/netscal er/ns-gen-netscaler93-wrapper-con.html  Citrix Forum • http://forums.citrix.com/forum.jspa?forumID=109  Qwise expertise • http://www.qwise.nlTitel presentatie - datum 22 11

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