Citrix Interview Questions

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    Citrix Authentication

    What are authentication types and authentication points?

    Subhasis

    • Nov 16th, 2016

    Authentication Types
    1.Explicit
    2.Passthrough
    3.Passthrough with smart card
    4.Smartcard
    5.Annonymous

    Authentication Point
    1.Web interface
    2.Web server
    3.ADFS partner account
    4.Access gateway
    5.Kerbros

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    What will be happen if Data store down in Citrix?

    PJ

    • Oct 9th, 2016

    My Ans is the below if wrong please correct me ... why because if data store goes down LHC will take care of session, that LHC will store the local XA server information And it mainly collects the in...

    subhasis

    • Mar 8th, 2016

    If datastore goes down there is no impact to the users connected and the new user trying to connect because in each xenapp server localhost cache is there which is a subset of data store which is able...

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    What will be happen if Citrix License server goes down?

    Arish

    • Aug 29th, 2016

    Yes Narasimha, Your Statement is correct, thanks for sharing.

    Narasimha Reddy

    • Jun 24th, 2016

    The Citrix servers can function without contacting the license server and it is 30-days fault tolerant, and in Enterprise version an alert can be set with Resource Manager to send an email in case of ...

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    Backup and Restore of xenapp

    How to backup and restore of xenapp?

    Kiranmayee

    • Jun 20th, 2016

    First youll need to download and install Microsoft SQL Server Management Studio and then connect to your server. Backup : Right click your Citrix Datastore Database and select Tasks – Backup. Use the default settings on the General and Options tab.

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    PVS

    What is PVS and why would you use it?

    sthitaprajna rath

    • May 10th, 2016

    PVS stands for Citrix Provisioning Service and Multiple target devices can boot from a single image which is called vDisk

    gopi

    • May 8th, 2016

    Provisioning Server's infrastructure is based on software-streaming technology. Using Provisioning Server, administrators prepare a device (Master Target Device) to be imaged by installing an operatin...

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    Xen Desktop Real Time Issues

    List some of the important Xen Desktop Real time Issues

    Jai Pandey

    • May 2nd, 2016

    Check your network, if may be another DHCP server working there or check policy priority or policy.

    saikiran

    • Apr 28th, 2016

    Desktop not launching, Launching with temporary profile, Shared drives not mapping, Printers not available are common issues

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    Citrix Xenapp 6.5 Server Reboot

    In Citrix Xenapp 6.5, if Citrix environment server goes down where they user are already login or landed so they are unable to access for his session and when they are try to re-login at same time it will be not possible to login on a same server because the server goes down. So What I want is When the users are going to re-login How to log them in to another sever which I have already published in...

    Asif

    • Jan 10th, 2016

    First if the faulty server is accessible, disable the logon by command change logon/disable. But if the server is not accessible then go to the Citrix app center or delivery console remove the server ...

    pranay

    • Oct 11th, 2015

    No need. Session distribution is a task by data collector. When a server goes down the data collector is aware of that and the sessions will be routed to least loaded server which in your case will be the new server in the farm.

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    Application Delivery Zone

    Applications are delivering to one zone but not delivering to another zone. The users able to access applications properly for some time and after some period of time users cannot able to access the same applications in the zone? What will be the problem?

    Asif

    • Jan 10th, 2016

    There is no issue at the Citrix level if you did not find anything unusual after qfarm/load
    Check if you have any specific computer policies, check the network bandwidth, check firewall policies, run the trace route command and analyse. Also do follow this when users are having issue.

    pranay

    • Oct 11th, 2015

    Check the zone data collector. Check if XML service is functional in case of web interface on the xml broker. Change the data collector. Also check the datastore by dscheck.

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    Citrix messages

    If any user getting error that ‘Resources is unavailable in Citrix than’ what will you do?

    Asif

    • Jan 10th, 2016

    Its clear "resource is not available that means" XML server is not able to connect/contact to published app server, check that app is available means hosted server is reachable.. then do other troubleshooting.

    Priti More

    • Dec 1st, 2015

    First we will check from Citrix side. If that application is working fine from Citrix end then will troubleshoot from user end. If user is getting this error for any particular application then we ca...

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    Published Application Icon is Missing

    Scenario: User asks that I am unable to see the icon of published application. What is the reason and resolution for it?

    Shashi

    • Dec 14th, 2015

    If it is for single user, you can check the access right for that user, if its for multiple user, we have to check the farms on WI server. If the farm XML server is missing from WI application will not be seen. Also if you have WI LB it is better to verify XML servers on the WI.

    Priti More

    • Dec 11th, 2015

    Please check if this particular user is part of respective application security group. If not then add user in that group.
    This will resolve your problem. Sometime it happens due to group setting. Set the group as universal group if users from multiple domain are accessing this application.

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    What are different load evaluators are available in Citrix

    dilip

    • Nov 27th, 2015

    Different types of Load Evaluators- 1) Advance load evaluator - CPU utilization,page swaps Rule, Mamrory usage and load Throttling rules. 2) default Load Evaluator - Server user Load, Load throttling ...

    Sameer

    • Feb 19th, 2013

    Three types of load evaluators are available in Xeanpp. Advance Load evaluator – advance load evaluator is used to limit memory usage, CPU utilization and page swaps on a server for load management....

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    ICA/ IMA Trouble Shooting

    Outline few steps of ICA/ IMA trouble shooting

    Awais

    • Nov 11th, 2015

    Please check the service account for IMA service may be its expired. If it has been expired then use DSMAINT CONFIG command to reset. then try to recreate LHC. Please check logs on the server.

    pranay

    • Oct 11th, 2015

    ICA is server to client communication and IMA is sever to server communication. ICA majorly depends on the client (receiver) and IMA depends on the LHC and datastore. For troubleshooting IMA you can typein services.msc on the affected server and restart the service.

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    How to check app server load

    How to check one server load if one app is installed on 50 Xenapp servers

    Awais

    • Nov 11th, 2015

    Qfarm /APP

    Sri

    • Apr 18th, 2015

    QFARM /LOAD

    You can see below output:
    0 to 9998 This is the normal range for Load Manager.
    99999 No load evaluator is configured.
    10000 Load is at 100 percent (full load).
    20000 The AppCenter console contains an incorrect server edition or a license mismatch.

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    What are the different ports use in Citrix

    pranay

    • Oct 11th, 2015

    ICA: 1494, Session reliability: 2598
    IMA: 2512 (Server to server) 2513 (Server to console)
    XML: 80 when integrated with IIS can be configured to 8080
    License: 27000, Vendor deamon: 7279, License server console: 8082
    SQL server for data store: 1433

    Ratnesh Pandey

    • Sep 12th, 2014

    ICA -1494
    IMA server - server - 2512
    IMA server -client -2513
    Session Reliability - 2598
    Citrix License server -27000

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    Roles and Responsibilities of CITRIX administrator

    What are the daily duties, roles and responsibilities of CITRIX administrator

    pranay

    • Oct 11th, 2015

    Daily task by a Citrix administrator is incident, change and problem management. Server health checks and optimizing.

    Nagendra

    • Jun 13th, 2015

    As a Citrix admin we have to Perform daily health checks for servers like checking CPU memory utilization,Check the connectivity,we can publish the resources in servers initially etc and all this can done by before business hours

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    What is the main work of controller in xenapp 6.5?

    pranay

    • Oct 11th, 2015

    1) Session routing to least loaded server
    2) Server load sharing among all zones and xenApp servers also share load to their zone data collector from 0-10000
    3) Zone data collector is best for optimizing traffic.

    Gaurav Jadhav

    • May 14th, 2015

    Only session controller server can be assigned a role of data collector or can take part in data collector election process.

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