# Not able to connect Kafka server in output kafka plugin using SASL\_SSL
**URL:** https://discuss.elastic.co/t/not-able-to-connect-kafka-server-in-output-kafka-plugin-using-sasl-ssl/318062
**Category:** Logstash
**Created:** [November 3, 2022, 3:53am UTC](https://discuss.elastic.co/t/not-able-to-connect-kafka-server-in-output-kafka-plugin-using-sasl-ssl/318062 "2022-11-03T03:53:23Z")
**Posts on this page:** 2
**Page:** 1
### Author:  [@danishbit09](https://discuss.elastic.co/u/danishbit09)
#### Post date: [November 3, 2022, 3:53am UTC](https://discuss.elastic.co/t/not-able-to-connect-kafka-server-in-output-kafka-plugin-using-sasl-ssl/318062/1 "2022-11-03T03:53:23Z")
I am not able to publish log into Kafka topic. Below error is showing. Kindly suggest for the below error log.
be removed in future version. Please use 'use\_all\_dns\_ips' or another non-deprecated value.
[2022-11-03T11:05:59,074][INFO][org.apache.kafka.clients.producer.ProducerConfig][test] ProducerConfig values:
acks = 1
batch.size = 16384
bootstrap.servers = [MyServer1:MyPort, MyServer1:MyPort2, MyServer1:MyPort3]
buffer.memory = 33554432
client.dns.lookup = default
client.id = Client\_1
compression.type = none
connections.max.idle.ms = 540000
delivery.timeout.ms = 120000
enable.idempotence = false
interceptor.classes =
internal.auto.downgrade.txn.commit = false
key.serializer = class org.apache.kafka.common.serialization.StringSerializer
linger.ms = 0
max.block.ms = 60000
max.in.flight.requests.per.connection = 5
max.request.size = 1048576
metadata.max.age.ms = 300000
metadata.max.idle.ms = 300000
metric.reporters =
metrics.num.samples = 2
metrics.recording.level = INFO
metrics.sample.window.ms = 30000
partitioner.class = class org.apache.kafka.clients.producer.internals.DefaultPartitioner
receive.buffer.bytes = 32768
reconnect.backoff.max.ms = 50
reconnect.backoff.ms = 50
request.timeout.ms = 40000
retries = 2147483647
retry.backoff.ms = 100
sasl.client.callback.handler.class = null
sasl.jaas.config = null
sasl.kerberos.kinit.cmd = /usr/bin/kinit
sasl.kerberos.min.time.before.relogin = 60000
sasl.kerberos.service.name = kafka
sasl.kerberos.ticket.renew.jitter = 0.05
sasl.kerberos.ticket.renew.window.factor = 0.8
sasl.login.callback.handler.class = null
sasl.login.class = null
sasl.login.refresh.buffer.seconds = 300
sasl.login.refresh.min.period.seconds = 60
sasl.login.refresh.window.factor = 0.8
sasl.login.refresh.window.jitter = 0.05
sasl.mechanism = GSSAPI
security.protocol = SASL\_SSL
security.providers = null
send.buffer.bytes = 131072
socket.connection.setup.timeout.max.ms = 30000
socket.connection.setup.timeout.ms = 10000
ssl.cipher.suites = null
ssl.enabled.protocols = [TLSv1.2, TLSv1.3]
ssl.endpoint.identification.algorithm = https
ssl.engine.factory.class = null
ssl.key.password = [hidden]
ssl.keymanager.algorithm = SunX509
ssl.keystore.certificate.chain = null
ssl.keystore.key = null
ssl.keystore.location = /logstash/logstash-8.4.3/config/kafka-client.truststore.jks
ssl.keystore.password = [hidden]
ssl.keystore.type = JKS
ssl.protocol = TLSv1.3
ssl.provider = null
ssl.secure.random.implementation = null
ssl.trustmanager.algorithm = PKIX
ssl.truststore.certificates = null
ssl.truststore.location = /logstash/logstash-8.4.3/config/kafka-client.truststore.jks
ssl.truststore.password = [hidden]
ssl.truststore.type = JKS
transaction.timeout.ms = 60000
transactional.id = null
value.serializer = class org.apache.kafka.common.serialization.StringSerializer
Debug is true storeKey true useTicketCache false useKeyTab true doNotPrompt false ticketCache is null isInitiator true KeyTab is /logstash/logstash-8.4.3/config/mykeytab.keytab refreshKrb5Config is false principal is [abc@Mydomain.com](mailto:abc@Mydomain.com) tryFirstPass is false useFirstPass is false storePass is false clearPass is false
principal is [abc@Mydomain.com](mailto:abc@Mydomain.com)
Will use keytab
Commit Succeeded
[2022-11-03T11:05:59,600][INFO][org.apache.kafka.common.security.authenticator.AbstractLogin][test] Successfully logged in.
[2022-11-03T11:05:59,602][INFO][org.apache.kafka.common.security.kerberos.KerberosLogin][test] [Principal=abc@Mydomain.com]: TGT refresh thread started.
[2022-11-03T11:05:59,603][INFO][org.apache.kafka.common.security.kerberos.KerberosLogin][test] [Principal=abc@Mydomain.com]: TGT valid starting at: 2022-11-03T11:05:59.000+0800
[2022-11-03T11:05:59,604][INFO][org.apache.kafka.common.security.kerberos.KerberosLogin][test] [Principal=abc@Mydomain.com]: TGT expires: 2022-11-03T21:05:59.000+0800
[2022-11-03T11:05:59,604][INFO][org.apache.kafka.common.security.kerberos.KerberosLogin][test] [Principal=abc@Mydomain.com]: TGT refresh sleeping until: 2022-11-03T19:24:12.106+0800
[2022-11-03T11:05:59,648][INFO][org.apache.kafka.common.utils.AppInfoParser][test] Kafka version: 2.8.1
[2022-11-03T11:05:59,648][INFO][org.apache.kafka.common.utils.AppInfoParser][test] Kafka commitId: 839b886f9b732b15
[2022-11-03T11:05:59,648][INFO][org.apache.kafka.common.utils.AppInfoParser][test] Kafka startTimeMs: 1667444759646
[2022-11-03T11:05:59,660][WARN][logstash.filters.grok][test] ECS v8 support is a preview of the unreleased ECS v8, and uses the v1 patterns. When Version 8 of the Elastic Common Schema becomes available, this plugin will need to be updated
[2022-11-03T11:05:59,825][WARN][logstash.javapipeline][test] 'pipeline.ordered' is enabled and is likely less efficient, consider disabling if preserving event order is not necessary
[2022-11-03T11:05:59,904][INFO][logstash.javapipeline][test] Starting pipeline {:pipeline\_id=\>"test", "pipeline.workers"=\>1, "pipeline.batch.size"=\>1, "pipeline.batch.delay"=\>50, "pipeline.max\_inflight"=\>1, "pipeline.sources"=\>["/logstash/logstash-8.4.3/logstash.conf"], :thread=\>"#\"}
[2022-11-03T11:06:00,234][WARN][org.apache.kafka.clients.NetworkClient][test] [Producer clientId=Client\_1] Connection to node -3 (MyServer1:MyPort) terminated during authentication. This may happen due to any of the following reasons: (1) Authentication failed due to invalid credentials with brokers older than 1.0.0, (2) Firewall blocking Kafka TLS traffic (eg it may only allow HTTPS traffic), (3) Transient network issue.
[2022-11-03T11:06:00,235][WARN][org.apache.kafka.clients.NetworkClient][test] [Producer clientId=Client\_1] Bootstrap broker MyServer1:MyPort (id: -3 rack: null) disconnected
---
### Author:  [@system](https://discuss.elastic.co/u/system)
#### Post date: [December 1, 2022, 3:53am UTC](https://discuss.elastic.co/t/not-able-to-connect-kafka-server-in-output-kafka-plugin-using-sasl-ssl/318062/2 "2022-12-01T03:53:53Z")
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