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#!/bin/bash

# Function to generate a random port number excluding common ports
generate_random_port() {
    local port
    local common_ports=(22 80 443 8080 3306 5432 25 110 995 993 21 20 23 161 162 5060 5061)
    
    while true; do
        port=$((RANDOM % 65535 + 1))
        if [[ ! " ${common_ports[@]} " =~ " ${port} " ]]; then