About Restricting Services
If your site has a security requirement, you can block certain services on the system to control the degree of access from your site LAN. The following table shows which services can be blocked. The ports for SMTP (port 25), DNS (port 53), and DHCP (port 67) are always open for outgoing messages.
Service
|
Allows access to:
|
Port
|
Direction
|
Storage Management HTTP
|
Non-secure web or CLI
|
9080
|
Incoming
|
Storage Management HTTPS
|
Secure web or CLI
|
6789
|
Incoming
|
Service HTTP
|
Non-secure web or CLI
|
7654
|
Incoming
|
Service HTTPS
|
Secure web or CLI
|
443
|
Incoming
|
SNMP
|
Third-party tools
|
161
|
Incoming Outgoing
|
CIM HTTP
|
Third-party tools
|
5998
|
Incoming
|
SSH
|
Secure shell
|
22
|
Incoming
|
Revision Maintenance
|
Firmware/software updates
|
443
|
Outgoing
|
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