this.capabilities &= this.server.scapabilities;
        if ( ( this.server.scapabilities & SmbConstants.CAP_EXTENDED_SECURITY ) == SmbConstants.CAP_EXTENDED_SECURITY )
            this.capabilities |= SmbConstants.CAP_EXTENDED_SECURITY; // & doesn't copy high bit

        if ( ctx.getConfig().isUseUnicode() || ctx.getConfig().isForceUnicode() ) {
            this.capabilities |= SmbConstants.CAP_UNICODE;
        }

                    | ( this.useUnicode || this.forceUnicode ? SmbConstants.FLAGS2_UNICODE : 0 );
        }

        if ( this.capabilities == 0 ) {
            this.capabilities = ( this.useNTSmbs ? SmbConstants.CAP_NT_SMBS : 0 ) | ( this.useNtStatus ? SmbConstants.CAP_STATUS32 : 0 )
                    | ( this.useExtendedSecurity ? SmbConstants.CAP_EXTENDED_SECURITY : 0 )

        return this.selectedPreauthHash;
    }


    /**
     * @return the server returned capabilities
     */
    public final int getCapabilities () {
        return this.capabilities;
    }


    /**
     * @return the common/negotiated capabilieis
     */
    public final int getCommonCapabilities () {
        return this.commonCapabilities;
    }


    /**

        snd_buf_size = Math.min( snd_buf_size, server.maxBufferSize );
        capabilities &= server.capabilities;
        if ((server.capabilities & CAP_EXTENDED_SECURITY) == CAP_EXTENDED_SECURITY)
            capabilities |= CAP_EXTENDED_SECURITY; // & doesn't copy high bit

        if ((capabilities & ServerMessageBlock.CAP_UNICODE) == 0) {
            // server doesn't want unicode

    /**
     * 
     * 
     * @return virtual circuit number to use
     */
    int getVcNumber ();


    /**
     * 
     * Property <tt>jcifs.smb.client.capabilities</tt> (int)
     * 
     * @return custom capabilities
     */
    int getCapabilities ();


    /**
     * 
     * 
     * Property <tt>jcifs.smb.client.flags2</tt> (int)
     * 
     * @return custom flags2