public Long getToPort() {
        return this.toPort;
    }
<p>
The end of the port range for the TCP and UDP protocols, or an ICMP/ICMPv6 code. A value of <code>-1</code>
indicates all ICMP/ICMPv6 codes.
</p>

@return The end of the port range for the TCP and UDP protocols, or an ICMP/ICMPv6 code. A value of
        <code>-1</code> indicates all ICMP/ICMPv6 codes.
aws-java-sdk-fms/src/main/java/com/amazonaws/services/fms/model/SecurityGroupRuleDescription.java