@Override
    public String getService () {
        return null;
    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.TreeConnectResponse#isShareDfs()
     */
    @Override
    public boolean isShareDfs () {
        return ( this.shareFlags & ( SMB2_SHAREFLAG_DFS | SMB2_SHAREFLAG_DFS_ROOT ) ) != 0
                || ( this.capabilities & SMB2_SHARE_CAP_DFS ) == SMB2_SHARE_CAP_DFS;
    }

            throw new SmbException("IPC signing is enforced, but no signing is available");
        }

        this.service = rsvc;
        this.inDfs = response.isShareDfs();
        this.treeNum = TREE_CONN_COUNTER.incrementAndGet();

        this.connectionState.set(2); // connected

        try {
            validateNegotiation(transport, sess);
        }