1Y0-A28 Citrix NetScaler 10 Networking and Traffic Optimization Resource Guide

Section 1: Configuring basic NetScaler settings (e.g. hostname, NetScaler IP, NTP,etc )

1.1

Objective: How to set initial hostname, NetScaler IP, subnet, and gateway

Source: Citrix NetScaler VPX Getting Started Guide – Release 10

http://support.citrix.com/article/CTX132363

1.2

Objective: How to do firmware updates on NetScaler appliance

Source: NetScaler > NetScaler 10 > Licensing, Upgrading, and Downgrading > Upgrading or Downgrading the System Software > Upgrading to Release 10 > Upgrading a High Availability Pair

http://support.citrix.com/proddocs/topic/netscaler-migration-10/ns-instpk-upgrd-high-avail-pair-tsk.html

1.3

Objective: How to set up HA

Source: Citrix NetScaler Getting Started Guide – Release 10, Page 57

http://support.citrix.com/article/CTX132368

1.4

Objective: How and why to change root password and add users

Source: Citrix NetScaler Getting Started Guide – Release 10, Page 54

http://support.citrix.com/article/CTX132368

1.5

Objective: How to configure date, time zone and NTP

Source: Citrix NetScaler Administration Guide – Release 10, Page 128

http://support.citrix.com/article/CTX132357

Source: Citrix NetScaler Command Reference Guide – Release 10, Pages 898, 944, 966, 1096

http://support.citrix.com/article/CTX132384

1.6

Objective: How to obtain a NetScaler license

Source: Source: Citrix NetScaler VPX Getting Started Guide – Release 10

http://support.citrix.com/article/CTX132363

 

Section 2: Configuring network-related settings of the NetScaler implementation (e.g. vLans, routes, NAT/RNAT,etc)

2.1

Objective: Given a scenario, determine what should be configured on a NetScaler Appliance.

Source: How to Configure the Direct Server Return on a NetScaler Appliance

http://support.citrix.com/article/CTX110501

2.2

Objective: Given a scenario, determine how a NetScaler Appliance should be configured.

Source: NetScaler > NetScaler 10 > System > Networking > Interfaces > Configuring Link Aggregation

http://support.citrix.com/proddocs/topic/ns-system-10-map/ns-nw-interfaces-configrng-lnk-aggrgt-channls-con.html

2.3

Objective: When/Why set up IPs, subnets, IPv6 and configure management on IPs

Source: Citrix NetScaler Getting Started Guide – Release 10, Page 18

http://support.citrix.com/article/CTX132368

2.4

Objective: When/Why set up vLANs and bind them to interfaces with IPs

Source: FAQ: The trunk Option of the NetScaler Appliance Interface http://support.citrix.com/article/CTX115575

2.5

Objective: Given a scenario, determine what should be configured on a NetScaler Appliance.

Source: NetScalerNetScaler 10 > System > Administration > Advanced Configurations > Configuring TCP Profiles

http://support.citrix.com/proddocs/topic/ns-system-10-map/ns-ac-confg-tcp-profl-tsk.html

2.6

Objective: Given a scenario, determine when the RNAT should be configured on a NetScaler Appliance.

Source: How to Configure the Outbound Link Load Balancing with Reverse Network Address Translation for Two ISP Links on a NetScaler Appliance

http://support.citrix.com/article/CTX116995

2.7

Objective: Given a scenario, determine how the network routes should be configured on a NetScaler Appliance.

Source: Weighted Static Routes

http://support.citrix.com/article/CTX122917

Source: NetScaler > NetScaler 10 > System > Networking > IP Routing > Configuring Static Routes > Configuring IPv4 Static Routes

http://support.citrix.com/proddocs/topic/ns-system-10-map/ns-nw-iprouting-config-ipv4-static-routs-tsk.html

 

Section 3: Securing the NetScaler implementation and traffic (i.e. configuring SSL options, Access Control Lists, etc.)

3.1

Objective: How and what to consider for configuring SSL options

Source: Citrix NetScaler Traffic Management Guide – Release 10, Page 564 and 571

http://support.citrix.com/article/CTX132359

3.2

Objective: How to set up authentication

Source: NetScaler > NetScaler 9.2 > Administration > Authentication and Authorization > Configuring External User Authentication > Configuring LDAP Authentication

http://support.citrix.com/proddocs/topic/netscaler-admin-guide-92/ns-ag-aa-config-ldap-authncn-tsk.html

3.3

Objective: How to disable protocols

Source: NetScaler > NetScaler 9.2 > Advanced Networking > IP Addressing > Configuring NetScaler-Owned IP Addresses > Configuring Application Access Controls

http://support.citrix.com/proddocs/topic/netscaler-advanced-networking-92-map/ns-nw-ipaddrssng-confrng-applcn-access-cntrls-tsk.html

3.4

Objective: How to configure ACL

Source: NetScaler > NetScaler 9.3 > Advanced Networking > Access Control Lists > Configuring Simple ACLs > Creating Simple ACLs

http://support.citrix.com/proddocs/topic/netscaler-advanced-networking-93-map/ns-nw-acl-create-simple-tsk.html

Source: NetScaler > NetScaler 9.3 > Advanced Networking > Access Control Lists > Configuring Extended ACLs > Creating and Modifying an Extended ACL

http://support.citrix.com/proddocs/topic/netscaler-advanced-networking-93-map/ns-nw-acl-create-modify-extnd-tsk.html

 

Section 4: Configuring Load Balancing on NetScaler for backend servers and traffic

4.1

Objective: How/When to use which type of load balancing

Source: Citrix NetScaler Load Balancing Algorithms

https://kb.wisc.edu/ns/page.php?id=13201

4.2

Objective: How/When to use certain types of persistence

Source: Best practices for COOKIEINSERT cookie persistence

http://support.citrix.com/article/CTX124630

4.3

Objective: How/When to configure GSLB

Source: NetScaler > NetScaler 9.2 > Domain Name System > Configuring the NetScaler as an ADNS Server

http://support.citrix.com/proddocs/topic/netscaler-dns-gen-92-map/ns-tmg-dns-config-ns-adns-srvr-con.html

Source: NetScaler > NetScaler 9.2 > Global Server Load Balancing > Configuring the Metrics Exchange Protocol (MEP)

http://support.citrix.com/proddocs/topic/netscaler-gslb-92-map/ns-gslb-config-mtc-exchng-protocl-con.html

4.4

Objective: How and When to use what type of monitor

Source: How to Configure Reverse Monitoring with Primary and Secondary Services on a NetScaler Appliance

http://support.citrix.com/article/CTX115525

4.5

Objective: Given a scenario, determine how the load balancing vServers should be configured on a NetScaler Appliance.

Source: NetScaler > NetScaler 10 > Traffic Management > Load Balancing > Managing a Load Balancing Setup > Managing Client Traffic

http://support.citrix.com/proddocs/topic/netscaler-traffic-management-10-map/ns-lb-clienttraffic-con.html

Source: NetScaler > NetScaler 10 > Traffic Management > Load Balancing > Protecting the Load Balancing Configuration against Failure > Configuring a Backup Load Balancing Virtual Server

http://support.citrix.com/proddocs/topic/netscaler-traffic-management-10-map/ns-lb-protect-config-backupvServer-tsk.html

Section 5: Configuring SSL OffLoading

5.1

Objective: How and Why to create, verify, and import certificates and link certificate chains

Source: How to Generate and Install a Public SSL Certificate on a NetScaler Appliance

http://support.citrix.com/article/CTX109260

5.2

Objective: How to create SSL vServer plus services

Source: NetScaler > NetScaler 9.1 > SSL Offload and Acceleration > Configuring SSL Offloading > Configuring an SSL-based Virtual Server

http://support.citrix.com/proddocs/topic/netscaler-ssl-91/ns-ssl-config-ssl-vServer-tsk.html

5.3

Objective: How to bind certificates to SSL virtual server

Source: NetScaler > NetScaler 9.3 > SSL Offload and Acceleration > Configuring SSL Offloading > Binding the Certificate-Key Pair to the SSL-Based Virtual Server

http://support.citrix.com/proddocs/topic/netscaler-ssl-93/ns-ssl-bind-certkey-ssl-vServer-tsk.html

5.4

Objective: How to configure SSL parameters

Source: NetScaler > NetScaler 9.3 > SSL Offload and Acceleration > Customizing the SSL Configuration > Configuring Advanced SSL Settings

http://support.citrix.com/proddocs/topic/netscaler-ssl-93/ns-ssl-config-advanced-ssl-settings-tsk.html

5.5

Objective: Why configure SSL ciphers on vServer

Source: SSL Ciphers Available on a NetScaler VPX Appliance

http://support.citrix.com/article/CTX126386

 

Section 6: Configuring acceleration and optimization of traffic handling

6.1

Objective: Given a scenario, determine how the HTTP compression should be configured on a NetScaler Appliance.

Source: NetScaler > NetScaler 10 > Optimization > Compression > Setting Global Compression Parameters

http://support.citrix.com/proddocs/topic/ns-optimization-10-map/ns-compression-setglobalparams-tsk.html

Source: FAQ: Compression on a NetScaler Appliance

http://support.citrix.com/article/CTX113822

6.2

Objective: Given a scenario, determine what needs to be configured on a NetScaler Appliance.

Source: NetScaler > NetScaler 10 > Optimization > TCP Buffering > Setting TCP Buffering Parameters

http://support.citrix.com/proddocs/topic/ns-optimization-10-map/ns-tcpb-setparam-tsk.html

Source: NetScaler > NetScaler 10 > System > Administration > Advanced Configurations > Specifying a TCP Buffer Size

http://support.citrix.com/proddocs/topic/ns-system-10-map/ns-ac-specifying-tcp-buffer-size-tsk.html

6.3

Objective: Given a scenario, determine how Integrated Caching feature needs to be configured on a NetScaler Appliance.

Source: NetScaler > NetScaler 10 > Optimization > Integrated Caching > Improving Cache Performance > Setting a Minimum Number of Server Hits Prior to Caching

http://support.citrix.com/proddocs/topic/ns-optimization-10-map/ns-IC-setminnumofserverhitspriorcaching-tsk.html

Source: NetScaler > NetScaler 10 > Optimization > Integrated Caching

http://support.citrix.com/proddocs/topic/ns-optimization-10-map/ns-IC-gen-wrapper-10-con.html

 

Section 7: Customizing NetScaler traffic-handling

7.1

Objective: What/How to configure rewrite/responder/URL transform

Source: How to Configure a Maintenance Web Page by using the Responder Feature of the NetScaler Appliance

http://support.citrix.com/article/CTX117337

7.2

Objective: Why configure content switching

Source: NetScaler > NetScaler 9.3 > Content Switching > How Content Switching Works

http://support.citrix.com/proddocs/topic/netscaler-content-switching-93/ns-cs-howitworks-con.html

7.3

Objective: Given a scenario, determine how filtering feature needs to be configured on a NetScaler Appliance.

Source: NetScaler > NetScaler 10 > Security > Content Filtering > Configuring a Content Filtering Action

http://support.citrix.com/proddocs/topic/ns-security-10-map/ns-cf-creatcf-act-tsk.html

Source: NetScaler > NetScaler 10 > Security > Content Filtering

http://support.citrix.com/proddocs/topic/ns-security-10-map/ns-content-filtering-wrapper-con-10.html

7.4

Objective: Why enable4 rate limiting

Source: NetScaler > NetScaler 10 > AppExpert > Rate Limiting

http://support.citrix.com/proddocs/topic/ns-main-appexpert-10-map/netscaler-rate-limiting-gen-wrapper-10-con.html

7.5

Objective: Given a scenario, determine how HTTP callout feature needs to be configured on a NetScaler Appliance.

Source: NetScaler > NetScaler 10 > AppExpert > HTTP Callouts > Configuring an HTTP Callout

http://support.citrix.com/proddocs/topic/ns-main-appexpert-10-map/ns-callouts-http-callout-config-tsk.html

 

Section 8: Monitoring of network-related activities and performance using features like bandwidth monitoring, ECV (extended content verification) monitoring, etc.

8.1

Objective: When, how, and why to configure monitoring

Source: Citrix NetScaler Traffic Management Guide – Release 10, Page 228

http://support.citrix.com/article/CTX132359

8.2

Objective: When/Why set up ECV monitoring

Source: How to Configure an HTTP-ECV Health Monitor for Internet Proxy Servers

http://support.citrix.com/article/CTX120921

8.3

Objective: When to configure SNMP Traps

Source: Citrix NetScaler Administration Guide – Release 10, Page 47

http://support.citrix.com/article/CTX132357

8.4

Objective: Determine how AppFlow feature can be used on a NetScaler Appliance.

Source: NetScaler > NetScaler 10 > System > AppFlow

http://support.citrix.com/proddocs/topic/ns-system-10-map/ns-ag-appflow-intro-wrapper-con.html

8.5

Objective: How to capture traffic

Source: How to capture a nstrace from the command line interface http://support.citrix.com/article/CTX120941

 

Section 9: Troubleshooting issues on NetScaler

9.1

Objective: How to troubleshoot authentication, authorization and access (AAA) issues

Source: How to Troubleshoot AAA Group Access Issues in Access Gateway Enterprise Edition

http://support.citrix.com/article/CTX126589

9.2

Objective: How to troubleshoot licensing issues

Source: Types of Licensing Available for NetScaler and Access Gateway Enterprise Edition Appliances

http://support.citrix.com/article/CTX129117

Source: Data Collection Procedure for Troubleshooting NetScaler Issues

http://support.citrix.com/article/CTX109304

9.3

Objective: Determine how AppFlow feature can be used on a NetScaler Appliance.

Source: Citrix NetScaler 10 Command Reference Guide – Release 10, Page 57 and 721

http://support.citrix.com/article/CTX132384

9.4

Objective: Determine how AppFlow feature can be used on a NetScaler Appliance.

Source: How to Obtain Performance Statistics and Event Logs from a NetScaler Appliance

http://support.citrix.com/article/CTX113341

9.5

Objective: What is causing an HA issue and how to resolve issue

Source: Troubleshooting the NetScaler High Availability Issues

http://support.citrix.com/article/CTX109013

9.6

Objective: What information to collect for Citrix support

Source: Citrix NetScaler Command Reference Guide – Release 10, Page 1297

http://support.citrix.com/article/CTX132384

9.7

Objective: Determine how to check backend server availability.

Source: Telnet to Port 25 to Test SMTP Communication

http://support.microsoft.com/kb/153119

Source: RFC 5321: Simple Mail Transfer Protocol

http://tools.ietf.org/html/rfc5321

9.8

Objective: Perform network packet tracing.

Source: Citrix NetScaler Command Reference Guide – Release 10, Page 333

http://support.citrix.com/article/CTX132384

9.9

Objective: Troubleshooting load balancing issues with NetScaler.

Source: NetScaler > NetScaler 10 > Traffic Management > Load Balancing > Managing a Load Balancing Setup > Advanced Load Balancing Settings > Gradually Stepping Up the Load on a New Service with Virtual Server–Level Slow Start

http://support.citrix.com/proddocs/topic/netscaler-traffic-management-10-map/ns-lb-advanced-settings-vserver-level-slow-start-con.html?locale=en

Source: Common Causes of Uneven Load Balancing

http://support.citrix.com/article/CTX120542

9.10

Objective: How to verify network settings

Source: NetScaler > NetScaler 10 > System > Networking > IP Routing > Configuring Static Routes > Configuring IPv4 Static Routes

http://support.citrix.com/proddocs/topic/ns-system-10-map/ns-nw-iprouting-config-ipv4-static-routs-tsk.html

Source: NetScaler > NetScaler 10 > System > Administration > Authentication and Authorization > Configuring Command Policies

http://support.citrix.com/proddocs/topic/ns-system-10-map/ns-ag-aa-config-cmd-poli-tsk.html

Source: NetScaler 9.x Cheat Sheet

http://theitgeekchronicles.files.wordpress.com/2011/09/netscaler9cheatsheet.pdf

9.11

Objective: Determine the root cause of network failures.

Source: NetScaler > NetScaler 10 > System > Networking > IP Addressing > Configuring NetScaler-Owned IP Addresses > Configuring Subnet IP Addresses (SNIPs)

http://support.citrix.com/proddocs/topic/ns-system-10-map/ns-nw-ipaddrssng-confrng-snips-tsk.html

Source: NetScaler IP Address Selection for Backend Server Connections

http://support.citrix.com/article/CTX132936

9.12

Objective: How to troubleshoot SSL, SSL Offload, and SSL Bridge

Source: Citrix NetScaler Command Reference Guide – Release 10, Page 914

http://support.citrix.com/article/CTX132384

Source: TechEdge 2012 – Troubleshooting SSL Connections through NetScaler

http://support.citrix.com/article/CTX133370

9.13

Objective: Troubleshoot policies.

Source: Citrix NetScaler Command Reference Guide – Release 10, Page 893

http://support.citrix.com/article/CTX132384

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