Enable SNC from SAPGUI to SAP server

Hi All,

I had configured SNC from SAPGUI to SAP ASABAP server, when i am conncting to sever using SAPGUI it saying

GSS-API(maj): No credentials were supplied

unable to to establish the security context

target = p:CN=xxxxxxx@domain.com

ERROR IN SNC

Below are the log files from dev_w0:

     SncInit(): Initializing Secure Network Communication (SNC)

N  AMD/Intel x86_64 with Linux (mt,ascii,SAP_UC/size_t/void* = 16/64/64)

N  UserId="se3adm" (1013), envvar USER="se3adm"

N  SncInit():   found snc/data_protection/max=3, using 3 (Privacy Level)

N  SncInit():   found snc/data_protection/min=2, using 2 (Integrity Level)

N  SncInit():   found snc/data_protection/use=3, using 3 (Privacy Level)

N  SncInit(): found  snc/gssapi_lib=/usr/sap/xxx/DVEBMGS00/SLL/libsecgss.so

N    File "/usr/sap/xxx/DVEBMGS00/SLL/libsecgss.so" dynamically loaded as GSS-API v2 library.

N    The internal Adapter for the loaded GSS-API mechanism identifies as:

N    Internal SNC-Adapter (Rev 1.0) to SAP Netweaver Single Sign-On v1.x

N  SncInit():   found snc/identity/as=p:CN=xxx@domain.com

N  SncInit(): Accepting  Credentials available, lifetime=Indefinite

N  SncInit(): Initiating Credentials available, lifetime=Indefinite

M  ***LOG R1Q=> p:CN=xxx@domain.com [thxxsnc.c    299]

M  SNC (Secure Network Communication) enabled

Can any one please help on this, thanks in advance.

Thanks,

Narendar.