if '-' in ip: start_ip, end_ip = ip.split('-') printers = discover_printers(start_ip, end_ip) else: printers = [ip]
# Option 1: Single IP ip = input("Enter printer IP (or range e.g., 192.168.1.10-20): ").strip()
def throughput_test(ip, size_kb=1024): """Send 1 MB of dummy data, measure speed.""" data = b'U' * (size_kb * 1024) try: with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s: s.settimeout(TIMEOUT) s.connect((ip, RAW_PORT)) start = time.time() s.sendall(data) elapsed = time.time() - start speed_kbps = (size_kb * 8) / elapsed # kilobits per second return round(speed_kbps, 2) except: return None
# SNMP toner toner = get_snmp_toner(ip) if toner is not None: result["toner_level"] = toner ethernet printer test program v2.0 download
#!/usr/bin/env python3 """ Ethernet Printer Test Program v2.0 Supports: RAW TCP on port 9100, LPD on port 515, optional SNMP. """ import socket import time import json import sys import threading from concurrent.futures import ThreadPoolExecutor from datetime import datetime try: from pysnmp.hlapi import * SNMP_AVAILABLE = True except ImportError: SNMP_AVAILABLE = False ========== CONFIGURATION ========== TEST_PAGE = b"\x1b%-12345X@PJL JOB\r\n@PJL ENTER LANGUAGE=PCL\r\n\x1bEPrinter Test Page v2.0 - Ethernet Test\x1b&l0o0\x1bE\x1b%-12345X@PJL EOJ\r\n" RAW_PORT = 9100 LPD_PORT = 515 TIMEOUT = 5 THREADS = 5 ========== CORE FUNCTIONS ========== def test_port(ip, port): """Test if a TCP port is open.""" try: with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s: s.settimeout(TIMEOUT) s.connect((ip, port)) return True except: return False
return result def discover_printers(ip_range_start, ip_range_end): """Discover printers by scanning IP range for open port 9100.""" base = '.'.join(ip_range_start.split('.')[:3]) start_octet = int(ip_range_start.split('.')[-1]) end_octet = int(ip_range_end.split('.')[-1]) printers = []
# Throughput test speed = throughput_test(ip) if speed: result["throughput_kbps"] = speed if '-' in ip: start_ip, end_ip = ip
# Print test success, msg = raw_print(ip, TEST_PAGE) result["raw_print"] = success if not success: result["errors"].append(f"Print failed: msg")
Save the following code and run it.
if not result["port_9100"]: result["errors"].append("Port 9100 closed") return result def raw_print(ip, data): """Send raw data to printer
print(f"\n[*] Testing len(printers) printer(s) with THREADS threads...\n") results = []
if not printers: print("No printers found.") return
pip install pyinstaller pyinstaller --onefile ethernet_printer_tester_v2.py The .exe will be in the dist folder.
def raw_print(ip, data): """Send raw data to printer on port 9100.""" try: with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s: s.settimeout(TIMEOUT) s.connect((ip, RAW_PORT)) s.sendall(data) return True, "OK" except Exception as e: return False, str(e)