semanage-port(8)

Usage

semanage port [-h] [-n] [-N] [-S STORE] [{--add -t TYPE -p PROTOCOL -r RANGE port_name | port_range | --delete -p PROTOCOL port_name | port_range | --deleteall | --extract | --list [-C] | --modify -t TYPE -p PROTOCOL -r RANGE port_name | port_range}]

Overview

semanage is used to configure certain elements of SELinux policy without requiring modification to or recompilation from policy sources. semanage port controls the port number to port type definitions.

The: port_range is 2 numbers separated by a hyphen. To enter more than one port or range of ports you need to run this command multiple times.

Options

-h, --help: Show this help message and exit

-n, --noheading: Do not print heading when listing the specified object type

-N, --noreload: Do not reload policy after commit

-S STORE, --store STORE: Select an alternate SELinux Policy Store to manage

-C, --locallist: List local customizations

-a, --add: Add a record of the specified object type

-d, --delete: Delete a record of the specified object type

-m, --modify: Modify a record of the specified object type

-l, --list: List records of the specified object type

-E, --extract: Extract customizable commands, for use within a transaction

-D, --deleteall: Remove all local customizations

-t TYPE, --type TYPE: SELinux type for the object

-r RANGE, --range RANGE: MLS/MCS Security Range (MLS/MCS Systems only) SELinux Range for SELinux login mapping defaults to the SELinux user record range. SELinux Range for SELinux user defaults to s0.

-p PROTO, --proto PROTO: Protocol for the specified port (tcp|udp|dccp|sctp) or internet protocol version for the specified node (ipv4|ipv6).

Examples

List all port definitions
# semanage port -l
Allow Apache to listen on tcp port 81 (i.e. assign tcp port 81 label http_port_t, which apache is allowed to listen on)
# semanage port -a -t http_port_t -p tcp 81
Allow sshd to listen on tcp port 8991 (i.e. assign tcp port 8991 label ssh_port_t, which sshd is allowed to listen on)
# semanage port -a -t ssh_port_t -p tcp 8991

Releases

6 releases since Debian 8 (Jessie); the text changed 4 times.

Referred to by