HI,

Are your sepm AD intergated ?

Client ICON showing Computer mode or user mode in sepm console ?

SEP show at wrong Group, computer mode changed to user mode

Hi, Ashish.

Yes, but import OU not used. Client group build by spcific criteria

Ub40

HI,

Client showing in sepm console Computer mode or user mode ?

Only computer mode.

may be its showing up in different domain

open

sepm

then click on domains

check if you have mulitple domains

if yes select the domain and administer that.

Hi Rafeeq

All computers in one domain.

Regards,
Ub40

Hi,

Try to only one or two client.

Exporet ne package and check

Create custom client install settings:

1. Log on to the SEPM you wish to have manage the client.
2. Click the Admin tab, then click Install Packages.
3. Click Client Install Settings, then click Add Client Install Settings.... This will open the Add Client Install Settings dialog.
4. At the bottom of the page under Upgrade Settings: select the setting Remove all previous logs and policies, and reset the client-server communications settings.
5. Set all other options as desired.
6. Click OK.

Export new sep client package as per artical

How to point clients to a new SEPM after decommissioning or replacing the primary SEPM.

Hi, Ashish

These settings preselected

HI,

Check this thread may be help

https://www-secure.symantec.com/connect/forums/cli...

https://www-secure.symantec.com/connect/forums/sep...

Hello,

Is there a Replication set?

Currently, What version is the SEPM and that client running on?

In your case, check this Article:

Symantec Endpoint Protection clients can no longer communicate with Symantec Endpoint Protection Manager after Symantec Endpoint Protection Manager was upgraded from SEP 11 to SEP 12.1

http://www.symantec.com/docs/TECH156871

Did you work as per the Best Practices of Migration- 

Best practices for upgrading to Symantec Endpoint Protection 12.1.2

http://www.symantec.com/business/support/index?page=content&id=TECH163700

Hope that helps!!

Hi, Mithun

SEP Manger - fresh installation  12.1.2, Windows 2008 R2 Enterprise without any additional tasks.

All clients deployed from SEP management console on SEP Mansgement server.

On the client with wersion 11.0.6 before deploying I replace file sylink.xml.

Regards,

 Ub40

P.S. See you next year.

can you post the sylink log?

Hi, Pete

Please.

Regards,
Ub40

Hi Ub40,

Kindly provide Sylink log

How to enable Sylink debugging for the Symantec Endpoint Protection 11.x and 12.1 client in the Windows Registry

How to enable the Sylink logs from the registry

https://www-secure.symantec.com/connect/articles/how-enable-sylink-logs-registry

Pete, Ashish !

I send this log in next year.

Naw last work day in this year and last work minute.

Happy New Year !

Ub40