this.localAddr = localAddr;
        this.localPort = localPort;

        // Initialize circuit breaker with connection-specific name
        String circuitBreakerName = String.format("SMB-%s:%d", address.getHostAddress(), port);
        this.circuitBreaker = new SimpleCircuitBreaker(circuitBreakerName, 3, 2, 30000L);

    }

    /**
     * {@inheritDoc}
     *

            final boolean doSigning, Subject s) throws SmbException {

        String host = getTargetHost();
        if (host == null) {
            host = trans.getRemoteAddress().getHostAddress();
            try {
                host = trans.getRemoteAddress().getHostName();
            } catch (Exception e) {
                log.debug("Failed to resolve host name", e);
            }
        }