- Close the port if nothing on the host needs it.
- Identify the process that listens on it (commands below) before opening it in a firewall.
- Expose a service only to the networks that use it.
Other services ports
Registered services that fit no other category. 4,970 ports, most common first.
| Port | Service | Transport | Risk | Encryption |
|---|---|---|---|---|
| 1798 | Event Transfer Protocol etp | TCP UDP | - | - |
| 1799 | NETRISK netrisk | TCP UDP | - | - |
| 1800 | ANSYS-License manager ansys-lm | TCP UDP | - | - |
| 1801 | Microsoft Message Que msmq | TCP UDP | - | - |
| 1802 | ConComp1 concomp1 | TCP UDP | - | - |
| 1803 | HP-HCIP-GWY hp-hcip-gwy | TCP UDP | - | - |
| 1804 | ENL enl | TCP UDP | - | - |
| 1805 | ENL-Name enl-name | TCP UDP | - | - |
| 1806 | Musiconline musiconline | TCP UDP | - | - |
| 1807 | Fujitsu Hot Standby Protocol fhsp | TCP UDP | - | - |
| 1810 | Jerand License Manager jerand-lm | TCP UDP | - | - |
| 1811 | Scientia-SDB scientia-sdb | TCP UDP | - | - |
| 1814 | TDP Suite tdp-suite | TCP UDP | - | - |
| 1815 | Manufacturing messaging protocol for factory transmission mmpft | TCP UDP | - | - |
| 1816 | HARP harp | TCP UDP | - | - |
| 1817 | RKB-OSCS rkb-oscs | TCP UDP | - | - |
| 1819 | Plato License Manager plato-lm | TCP UDP | - | - |
| 1820 | mcagent mcagent | TCP UDP | - | - |
| 1821 | donnyworld donnyworld | TCP UDP | - | - |
| 1822 | es-elmd es-elmd | TCP UDP | - | - |
| 1823 | Unisys Natural Language License Manager unisys-lm | TCP UDP | - | - |
| 1824 | metrics-pas metrics-pas | TCP UDP | - | - |
| 1826 | ARDT ardt | TCP UDP | - | - |
| 1827 | ASI asi | TCP UDP | - | - |
| 1828 | itm-mcell-u itm-mcell-u | TCP UDP | - | - |
| 1829 | Optika eMedia optika-emedia | TCP UDP | - | - |
| 1831 | Myrtle myrtle | TCP UDP | - | - |
| 1832 | ThoughtTreasure tht-treasure | TCP UDP | - | - |
| 1833 | udpradio udpradio | TCP UDP | - | - |
| 1834 | ARDUS Unicast ardusuni | TCP UDP | - | - |
| 1835 | ARDUS Multicast ardusmul | TCP UDP | - | - |
| 1836 | ste-smsc ste-smsc | TCP UDP | - | - |
| 1837 | csoft1 csoft1 | TCP UDP | - | - |
| 1838 | TALNET talnet | TCP UDP | - | - |
| 1839 | netopia-vo1 netopia-vo1 | TCP UDP | - | - |
| 1840 | netopia-vo2 netopia-vo2 | TCP UDP | - | - |
| 1841 | netopia-vo3 netopia-vo3 | TCP UDP | - | - |
| 1842 | netopia-vo4 netopia-vo4 | TCP UDP | - | - |
| 1843 | netopia-vo5 netopia-vo5 | TCP UDP | - | - |
| 1844 | DirecPC-DLL direcpc-dll | TCP UDP | - | - |
| 1845 | altalink altalink | TCP UDP | - | - |
| 1846 | Tunstall PNC tunstall-pnc | TCP UDP | - | - |
| 1848 | fjdocdist fjdocdist | TCP UDP | - | - |
| 1849 | ALPHA-SMS alpha-sms | TCP UDP | - | - |
| 1850 | GSI gsi | TCP UDP | - | - |
| 1851 | ctcd ctcd | TCP UDP | - | - |
| 1853 | VIDS-AVTP vids-avtp | TCP UDP | - | - |
| 1854 | Buddy Draw buddy-draw | TCP UDP | - | - |
| 1855 | Fiorano RtrSvc fiorano-rtrsvc | TCP UDP | - | - |
| 1856 | Fiorano MsgSvc fiorano-msgsvc | TCP UDP | - | - |
| 1857 | DataCaptor datacaptor | TCP UDP | - | - |
| 1858 | PrivateArk privateark | TCP UDP | - | - |
| 1859 | Gamma Fetcher Server gammafetchsvr | TCP UDP | - | - |
| 1860 | SunSCALAR Services sunscalar-svc | TCP UDP | - | - |
| 1861 | LeCroy VICP lecroy-vicp | TCP UDP | - | - |
| 1863 | MSNP msnp | TCP UDP | - | - |
| 1864 | Paradym 31 Port paradym-31port | TCP UDP | - | - |
| 1865 | ENTP entp | TCP UDP | - | - |
| 1866 | swrmi swrmi | TCP UDP | - | - |
| 1867 | UDRIVE udrive | TCP UDP | - | - |
| 1868 | VizibleBrowser viziblebrowser | TCP UDP | - | - |
| 1869 | TransAct transact | TCP UDP | - | - |
| 1871 | Cano Central 0 canocentral0 | TCP UDP | - | - |
| 1872 | Cano Central 1 canocentral1 | TCP UDP | - | - |
| 1873 | Fjmpjps fjmpjps | TCP UDP | - | - |
| 1874 | Fjswapsnp fjswapsnp | TCP UDP | - | - |
| 1875 | westell stats westell-stats | TCP UDP | - | - |
| 1876 | ewcappsrv ewcappsrv | TCP UDP | - | - |
| 1877 | hp-webqosdb hp-webqosdb | TCP UDP | - | - |
| 1878 | drmsmc drmsmc | TCP UDP | - | - |
| 1879 | NettGain NMS nettgain-nms | TCP UDP | - | - |
| 1880 | Gilat VSAT Control vsat-control | TCP UDP | - | - |
| 1882 | CA eTrust Common Services ecsqdmn | TCP UDP | - | - |
| 1884 | Internet Distance Map Svc idmaps | TCP UDP | - | - |
| 1886 | Leonardo over IP leoip | TCP UDP | - | - |
| 1887 | FileX Listening Port filex-lport | TCP UDP | - | - |
| 1888 | NC Config Port ncconfig | TCP UDP | - | - |
| 1890 | wilkenListener wilkenlistener | TCP UDP | - | - |
| 1891 | ChildKey Notification childkey-notif | TCP UDP | - | - |
| 1892 | ChildKey Control childkey-ctrl | TCP UDP | - | - |
| 1893 | ELAD Protocol elad | TCP UDP | - | - |
| 1894 | O2Server Port o2server-port | TCP UDP | - | - |
| 1896 | b-novative license server b-novative-ls | TCP UDP | - | - |
| 1897 | MetaAgent metaagent | TCP UDP | - | - |
| 1898 | Cymtec secure management cymtec-port | TCP UDP | - | - |
| 1899 | MC2Studios mc2studios | TCP UDP | - | - |
| 1901 | Fujitsu ICL Terminal Emulator Program A fjicl-tep-a | TCP UDP | - | - |
| 1902 | Fujitsu ICL Terminal Emulator Program B fjicl-tep-b | TCP UDP | - | - |
| 1903 | Local Link Name Resolution linkname | TCP UDP | - | - |
| 1904 | Fujitsu ICL Terminal Emulator Program C fjicl-tep-c | TCP UDP | - | - |
| 1905 | Secure UP.Link Gateway Protocol sugp | TCP UDP | - | - |
| 1906 | TPortMapperReq tpmd | TCP UDP | - | - |
| 1907 | IntraSTAR intrastar | TCP UDP | - | - |
| 1908 | Dawn dawn | TCP UDP | - | - |
| 1909 | Global World Link global-wlink | TCP UDP | - | - |
| 1910 | UltraBac Software communications port ultrabac | TCP UDP | - | - |
| 1912 | rhp-iibp rhp-iibp | TCP UDP | - | - |
| 1913 | armadp armadp | TCP UDP | - | - |
| 1914 | Elm-Momentum elm-momentum | TCP UDP | - | - |
| 1915 | FACELINK facelink | TCP UDP | - | - |
Securing other services services
Other port categories
Web /tools/ports/category/web Remote access /tools/ports/category/remote-access File transfer & sharing /tools/ports/category/file-transfer Email /tools/ports/category/email Databases & caches /tools/ports/category/databases Directory & authentication /tools/ports/category/directory-auth Network services /tools/ports/category/network-services VPN, tunnels & proxies /tools/ports/category/vpn-tunnels Messaging & queues /tools/ports/category/messaging Voice & chat /tools/ports/category/voice-chat Media & streaming /tools/ports/category/media IoT & industrial (ICS) /tools/ports/category/iot-ics DevOps, cloud & containers /tools/ports/category/devops Monitoring & logging /tools/ports/category/monitoring Gaming /tools/ports/category/gaming