The following table lists the system processes that are required or optional for COS Release 3.18.1 and identifies their corresponding ports and protocols.
Table C-1 List of Ports Opened in Cisco Cloud Object Storage (COS) Release 3.18.1
Program
Port
Protocol
Description
consul
8300
TCP
Service discovery and configuration
consul
8301
TCP
Service discovery and configuration
java
7000
TCP
Apache Cassandra database inter-node communication
java
9042
TCP
Apache Cassandra database client port
java
7199
TCP
Apache Cassandra database JMX monitoring port
master
25
TCP
Postfix mail server
ntpd
123
UDP
Time sync daemon
snmpd
161
UDP
SNMP agent
snmptrapd
162
UDP
SNMP application that receives and logs SNMP messages
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