this.supportsEncryption = tc.getConfig().isEncryptionEnabled();
        }

        if ( this.selectedDialect.atLeast(DialectVersion.SMB311) ) {
            if ( !checkNegotiateContexts(r, this.commonCapabilities) ) {
                return false;
            }
        }

        int maxBufferSize = tc.getConfig().getTransactionBufferSize();