Hide

What's this?

commandlinefu.com is the place to record those command-line gems that you return to again and again.

Delete that bloated snippets file you've been using and share your personal repository with the world. That way others can gain from your CLI wisdom and you from theirs too. All commands can be commented on, discussed and voted up or down.


Get involved!

You can sign-in using OpenID credentials, or register a traditional username and password.

First-time OpenID users will be automatically assigned a username which can be changed after signing in.

UpGuard checks and validates configurations for every major OS, network device, and cloud provider.
Hide

Stay in the loop…

Follow the Tweets.

Every new command is wrapped in a tweet and posted to Twitter. Following the stream is a great way of staying abreast of the latest commands. For the more discerning, there are Twitter accounts for commands that get a minimum of 3 and 10 votes - that way only the great commands get tweeted.

» http://twitter.com/commandlinefu
» http://twitter.com/commandlinefu3
» http://twitter.com/commandlinefu10

Subscribe to the feeds.

Use your favourite RSS aggregator to stay in touch with the latest commands. There are feeds mirroring the 3 Twitter streams as well as for virtually every other subset (users, tags, functions,…):

Subscribe to the feed for:

Hide

News

May 19, 2015 - A Look At The New Commandlinefu
I've put together a short writeup on what kind of newness you can expect from the next iteration of clfu. Check it out here.
March 2, 2015 - New Management
I'm Jon, I'll be maintaining and improving clfu. Thanks to David for building such a great resource!
Hide

Top Tags

Hide

Functions

Using NMAP to check if a port is open or close

Terminal - Using NMAP to check if a port is open or close
nmap -oG - -T4 -p22 -v 192.168.0.254 | grep ssh
2011-01-11 16:12:23
User: SeeFor
Functions: grep
6
Using NMAP to check if a port is open or close

Using NMAP to check to see if port 22(SSH) is open on servers and network devices.

Alternatives

There are 2 alternatives - vote for the best!

Terminal - Alternatives

Know a better way?

If you can do better, submit your command here.

What others think

http://www.michaelkors-handbags.in.net

http://www.canadagoosejacketssale.us.com

http://www.cheapraybans-sunglasses.us.com

http://www.michaelkorsoutletofficials.us.com

http://www.christian-louboutinoutlet.us.org

http://www.christianlouboutin.com.co

http://www.ralphlaurenpoloshirts.me.uk

http://www.lacosteoutlet.us.org

http://www.adidasshoes.us.org

http://www.coachfactoryoutletonlinestores.us.com

http://www.ralph-laurenpolooutlet.us.com

http://www.mont-blancpens.us.com

http://www.michaelkorsoutletclearancee.us.com

http://www.fitflopsaleclearance.us.com

http://www.polooutlet.name

http://www.coachfactoryoutletofficials.us.com

http://www.raybansunglassesformen.us.com

http://www.mbtshoesoutlets.us.com

http://www.oakley-sunglassesoutletonline.us.com

http://www.nikeshoes.com.co

http://www.cheapuggboots.name

http://www.cheapuggboots.org

http://www.raybansun-glasses.com.co

http://www.fredperry.org.uk

http://www.ralphlaurenpolo-uk.org.uk

http://www.valentinooutlet.in.net

http://www.polooutletralphlauren.us.com

http://www.oakleysunglasseswholesaler.us.com

http://www.montblancpensoutlet.com

http://www.ralphlauren-polo.me.uk

http://www.yeezyboost350-v2.us.com

http://www.mcmoutletonline.us

http://raybansunglasses.co-sunglasses.com

http://nikeshoes.nike-com.com

http://www.oakley-sunglassesclearance.us.com

http://www.truereligionjeanss.us.com

http://www.pandoraoutlets.us.com

http://www.montblancpens-outlet.us.com

http://www.lunetterayban.fr

http://www.airjordan4.us

http://www.canadagooseoutlet-store.com.co

http://www.adidasnmd-r1.us.com

http://www.truereligionjeans-sale.us.com

http://www.mlbjerseys.net

http://www.adidasyeezyshoes.name

http://www.poloralphlaurenfactorystore.us.com

http://www.cheapjordans.name

http://www.edhardyclothing.us.com

http://www.michaelkorsoutletclearancehandbags.us.com

http://www.polo-ralphlaurenuk.me.uk

http://www.fitflops-saleclearance.us

http://www.cheapmlb-jerseys.us

http://www.nikeshoesoutlet.us.com

http://polooutlet.amegov.com

http://www.katespadeshandbags.us

http://www.ralphlauren-outletuk.org.uk

http://www.canadagoose.name

http://www.ralph-laurenoutletuk.me.uk

http://www.ralphlaurenoutlets.org.uk

http://www.michaelkorsoutlet-online.in.net

http://www.fredperrypoloshirts.co.uk

http://www.kate-spadeoutlet.us.org

http://www.nike-shoes.us.com

http://www.truereligion-outletstore.us.com

http://www.polo-ralphlauren-pascher.fr

http://www.poloralphlauren-uk.me.uk

http://www.mbtshoescheap.us.com

http://www.pradaoutletstore.us

http://www.pradaoutlet-store.us.com

http://poloralphlauren.amegov.com

http://www.true-religionoutletstore.us.com

http://www.lebron-jamesshoes.us.com

http://www.cheapuggs.name

http://www.michaelkorsoutlet-clearance.org

http://www.oakleysunglasseswholesales.us.com

http://www.michaelkorsoutlet-clearances.us.com

http://adidasyeezyshoes.adidassale.net

http://www.pandorajewelry-outlet.us.com

http://www.katespadeoutlet-store.us.com

http://www.longchampoutlet.us.org

http://www.nikeoutlet.com.co

http://www.oakleysunglasseswholesalee.us.com

http://www.oakleysunglassescheaps.us.com

http://www.fredperryoutlet.us.com

http://www.longchampoutletofficial.us.com

http://www.coachfactory-outlet.eu.com

http://www.adidasoutlet.com.co

http://www.asicsrunningshoes.us.com

http://www.coach-outletonlineclearance.us.com

http://www.christianlouboutin-uk.org.uk

http://www.oakleysunglassesformen.us.com

http://www.nhljerseyss.us.com

http://cheapraybansunglasses.co-sunglasses.com

http://www.coachfactoryoutletmiami.us.com

http://www.coachoutletcoachoutletstore.us.com

http://www.adidasoutlet.us.org

http://www.cheapjordansfor-sale.us.com

http://www.michaelkorsoutletofficial.com

http://www.hermesbeltsoutlet.us.com

http://www.pandoraoutletstore.us.com

http://www.michaelkorsoutlet-clearance.us

http://www.ralphlauren-shirts.org.uk

http://www.ralphlaurenoutletonlinestore.us.com

http://www.ralphlaurenofficial.us.com

http://www.michael-korshandbags.in.net

http://www.michaelkorsoutletonlinestore.us.org

http://www.oakleysunglassesfactory.us.com

http://www.polooutlet.us.org

http://www.raybanssun-glasses.com.co

http://www.coachoutletonlinecoachfactoryoutlets.us.com

http://www.michaelkorssoutletclearance.us.com

http://www.poloralphlauren-uk.org.uk

http://nikeshoes.up-nike.com

http://www.poloralph-laurenuk.co.uk

http://www.michael-korsoutletstore.in.net

http://www.coachfactoryoutlet-coachoutlet.us.com

http://www.canadagoosejacketss.com.co

http://www.christian-louboutinshoes.us

http://www.coach-outletonlinecoachfactoryoutlet.us.com

http://www.cheapnfljerseys.eu.com

http://www.mlbjerseys-wholesale.us.com

http://www.adidasyeezy-shoes.us.com

http://www.nike-shoes.us.org

http://www.valentino-outlet.us.com

http://www.ralph-laurenpolo.us.org

http://www.raybansunglassesonsale90off.us.com

http://www.fitflopssaleclearance.name

http://www.coachoutletcoachfactoryoutlets.us.com

http://www.airjordan.us.org

http://www.canadagoose-outlets.com.co

http://raybansunglassesoutlet.co-sunglasses.com

http://www.uggoutlet.name

http://www.oakleysunglassesss.us.com

http://www.canadagooses.com.co

http://www.ralphlaurenshirts.me.uk

http://www.michaelkorsoutlet-clearance.com

http://www.cheapjordans-forsale.us.com

http://www.oakleysunglasseswholesaleonline.us.com

http://www.coachoutletonlinecoachfactoryoutlet.com.co

http://www.kate-spadeoutletstore.us.com

http://www.nbajerseyss.us.com

http://yeezyboost.adidassale.net

http://www.nikeoutletstorelocations.com

http://www.montblancpenss.com.co

http://www.pandorajewelrycharms.us.com

http://www.mulberryhandbagsuk.co.uk

http://www.hermesbirkins.us.com

http://www.coachoutlet-clearance.us.org

chenlili20170503

Comment by chenyingying 29 weeks and 1 day ago

No matter what http://www.huaracherunpas-cher.fr/nike-air-huarache-2_92.html the specific circumstances, should you http://www.huaracherunpas-cher.fr/nike-huarache-toute-noir_154.html be assembling http://www.huaracherunpas-cher.fr/nike-huarache-magenta_51.html a fancy dress next the http://www.huaracherunpas-cher.fr/chaussure-air-huarache_180.html vast majority http://www.huaracherunpas-cher.fr/nike-huarache-rouge_81.html of some time you'll http://www.huaracherunpas-cher.fr/air-huarache-grise_142.html build throughout the list of custom http://www.huaracherunpas-cher.fr/nike-huarache-beige_91.html shoes you select. For http://www.huaracherunpas-cher.fr/huarache-noir-et-rose_109.html those who buy the http://www.huaracherunpas-cher.fr/nike-huarache-free-light_134.html wrong model then http://www.huaracherunpas-cher.fr/huarache-light_50.html you can perhaps ruin http://www.huaracherunpas-cher.fr/huarache-instagram_169.html all your search, regardless http://www.huaracherunpas-cher.fr/air-huarache-femme_90.html how quite the attire will be. http://www.huaracherunpas-cher.fr/air-huarache-paris_138.html Never commence http://www.huaracherunpas-cher.fr/huarache-4_118.html to panic even http://www.huaracherunpas-cher.fr/nike-air-huarache-run_43.html though considering that the alternatives http://www.huaracherunpas-cher.fr/nike-huarache-agassi_133.html on provide can http://www.huaracherunpas-cher.fr/free-huarache_103.html be great creating the work http://www.huaracherunpas-cher.fr/nike-id-huarache_158.html to find the best match http://www.huaracherunpas-cher.fr/nike-huarache-jd_46.html a little less http://www.huaracherunpas-cher.fr/nike-huarache-leopard_57.html challenging. You can find http://www.huaracherunpas-cher.fr/air-max-huarache_39.html a huge selection of can http://www.huaracherunpas-cher.fr/nike-air-zoom-huarache_89.html make providing wonderful http://www.huaracherunpas-cher.fr/air-huarache-og_71.html pumps and what's a lot better http://www.huaracherunpas-cher.fr/nike-huarache-paris_69.html is http://www.huaracherunpas-cher.fr/huarache-noir-et-blanc_96.html you won't constantly have http://www.huaracherunpas-cher.fr/nike-air-force-1-huarache_113.html to shell out hundreds of dollars http://www.huaracherunpas-cher.fr/huarache-usa_100.html with a pair. If http://www.huaracherunpas-cher.fr/huarache-vintage_42.html you're within a strict http://www.huaracherunpas-cher.fr/nike-air-huarache-safari_73.html budget then you will http://www.huaracherunpas-cher.fr/nike-air-huarache-international_104.html be able to find http://www.huaracherunpas-cher.fr/air-huarache-blanc_123.html a fantastic http://www.huaracherunpas-cher.fr/nike-huarache-free-run-2012_146.html up to date design http://www.huaracherunpas-cher.fr/nike-huarache-boutique_147.html and style together with http://www.huaracherunpas-cher.fr/huarache-bleu_111.html nominal problem.So let us check into http://www.huaracherunpas-cher.fr/boutique-nike-huarache_151.html what exactly you ought http://www.huaracherunpas-cher.fr/huarache-leopard_77.html to be preserving http://www.huaracherunpas-cher.fr/huarache-bordeaux_53.html watch pertaining to while http://www.huaracherunpas-cher.fr/nike-air-huarache-bleu_167.html picking out custom http://www.huaracherunpas-cher.fr/nike-air-flight-huarache-og_48.html boots. Have a very spending budget under http://www.huaracherunpas-cher.fr/huarache-5_74.html consideration and http://www.huaracherunpas-cher.fr/nike-air-huarache-run-pas-cher_98.html try never to stroll http://www.huaracherunpas-cher.fr/chaussures-huarache-nike_152.html an excessive amount of especially http://www.huaracherunpas-cher.fr/nike-air-huarache-run-chaussures_174.html if funds are http://www.huaracherunpas-cher.fr/chaussure-nike-air-huarache_76.html stretched. Less-than-perfect quality http://www.huaracherunpas-cher.fr/nike-air-huarache-pas-chere_161.html can be greater on the http://www.huaracherunpas-cher.fr/huarache-nike-chaussures_131.html higher priced products however that http://www.huaracherunpas-cher.fr/nike-huarache_93.html isn't going to advise http://www.huaracherunpas-cher.fr/huarache-noir_86.html the actual less pricey http://www.huaracherunpas-cher.fr/air-huarache-noir_116.html versions tend to http://www.huaracherunpas-cher.fr/huarache-2017_99.html be rubbish. A new steeper http://www.huaracherunpas-cher.fr/nike-air-huarache-light-pas-cher_44.html listed shoe http://www.huaracherunpas-cher.fr/nike-huarache-2013_159.html from makes including Louboutin as well as http://www.huaracherunpas-cher.fr/air-huarache-nike_87.html Jimmy Choo http://www.huaracherunpas-cher.fr/nike-huarache-run-pas-cher_61.html shoes in many cases http://www.huaracherunpas-cher.fr/nike-huarache-gris_59.html are regarded as http://www.huaracherunpas-cher.fr/air-huarache-solde_40.html a smart purchase. A style http://www.huaracherunpas-cher.fr/huarache-run_132.html coming from the quality http://www.huaracherunpas-cher.fr/nike-huarache-free-run-pas-cher_156.html makers might (in case http://www.huaracherunpas-cher.fr/nike-huarache-light-og_115.html decided on prudently http://www.huaracherunpas-cher.fr/huarache-air-max_163.html ) but not only have extended http://www.huaracherunpas-cher.fr/nike-air-huarache-og-retro_101.html life but will http://www.huaracherunpas-cher.fr/acheter-huarache_84.html also few up with http://www.huaracherunpas-cher.fr/chaussures-huarache_56.html a variety of garments for different http://www.huaracherunpas-cher.fr/air-flight-huarache_68.html occasions, almost certainly work http://www.huaracherunpas-cher.fr/nike-huarache-usa_114.html as along with http://www.huaracherunpas-cher.fr/nike-huarache-violet_54.html perform. If you http://www.huaracherunpas-cher.fr/nike-air-max-huarache-hybrid_121.html choose to purchase online ensure the http://www.huaracherunpas-cher.fr/huarache-acheter_83.html web site features a http://www.huaracherunpas-cher.fr/air-huarache-run_157.html first rate background http://www.huaracherunpas-cher.fr/huarache-og-2017_143.html is honest. When the situations arise http://www.huaracherunpas-cher.fr/nike-air-force-huarache_124.html in which you have http://www.huaracherunpas-cher.fr/huarache-chaussure_122.html to http://www.huaracherunpas-cher.fr/nike-air-huarache-homme_150.html give back or perhaps swap a product http://www.huaracherunpas-cher.fr/nike-air-huarache-light_168.html or http://www.huaracherunpas-cher.fr/nike-huarache-femme-pas-cher_140.html service you will not http://www.huaracherunpas-cher.fr/huarache-nike-pas-cher_79.html have troubles. Regarding sites together with false http://www.huaracherunpas-cher.fr/nike-air-flight-huarache_102.html products http://www.huaracherunpas-cher.fr/nike-air-huarache-taille_172.html it really is encouraged to settle http://www.huaracherunpas-cher.fr/huarache-light-og_105.html obvious. It may resemble http://www.huaracherunpas-cher.fr/nike-huarache-2_166.html an excellent concept http://www.huaracherunpas-cher.fr/huarache-noir-femme_60.html at the time plus the pics http://www.huaracherunpas-cher.fr/nike-air-huarache-blanc_41.html could even look just http://www.huaracherunpas-cher.fr/nike-air-huarache-prix_120.html like http://www.huaracherunpas-cher.fr/nike-huarache-fille_148.html the precise matter but http://www.huaracherunpas-cher.fr/nike-air-huarache-mid_78.html if you acquire these the http://www.huaracherunpas-cher.fr/nike-huarache-marron_165.html standard is normally http://www.huaracherunpas-cher.fr/nike-air-huarache-noir_97.html certainly not upto scrape and people http://www.huaracherunpas-cher.fr/nike-air-huarache-original_144.html will most likely discover http://www.huaracherunpas-cher.fr/nike-air-huarache-90_110.html they can be http://www.huaracherunpas-cher.fr/air-huarache-light_139.html imitations miles away.Sizes http://www.huaracherunpas-cher.fr/nike-air-huarache-blanche_153.html will most likely change from company to http://www.huaracherunpas-cher.fr/air-huarache-homme_67.html company so carry http://www.huaracherunpas-cher.fr/nike-air-huarache-beige_112.html out some http://www.huaracherunpas-cher.fr/nikeair-huarache_88.html on-line analysis very first and http://www.huaracherunpas-cher.fr/nike-huarache-light-ultramarine_171.html make certain you http://www.huaracherunpas-cher.fr/nike-air-huarache-light-ultramarine_64.html get properly, though you http://www.huaracherunpas-cher.fr/huarrache-blanche_135.html can alter these individuals it's always best http://www.huaracherunpas-cher.fr/nike-air-huarache-og_162.html to set things http://www.huaracherunpas-cher.fr/huarache-montante_179.html right very first time http://www.huaracherunpas-cher.fr/achat-nike-huarache_137.html that.If perhaps http://www.huaracherunpas-cher.fr/nike-huarache-safari_52.html your money are restricted and then http://www.huaracherunpas-cher.fr/nike-huarache-1991_55.html stick to http://www.huaracherunpas-cher.fr/air-nike-huarache_107.html labels comparable to Jessica Simpson http://www.huaracherunpas-cher.fr/nike-air-huarache-turquoise_160.html shoes, BCBG shoes along with http://www.huaracherunpas-cher.fr/nike-huarache-pour-femme_155.html the Paris, france Hilton http://www.huaracherunpas-cher.fr/nike-huarache-3_108.html selection. You must not be http://www.huaracherunpas-cher.fr/ deterred http://www.huaracherunpas-cher.fr/huarache-chaussures_95.html with the costs from all http://www.huaracherunpas-cher.fr/nike-huarache-blanc_85.html of these makes, they http://www.huaracherunpas-cher.fr/huarache-free-run_145.html could be low-priced http://www.huaracherunpas-cher.fr/nike-huarache-premium_126.html but the designs these are http://www.huaracherunpas-cher.fr/nike-huarache-ultramarine_125.html producing tend to be the http://www.huaracherunpas-cher.fr/nouvelle-nike-huarache_82.html the majority of up-to-date http://www.huaracherunpas-cher.fr/nike-huarache-noir-et-bleu_130.html and most possibly in http://www.huaracherunpas-cher.fr/nike-huarache-homme_141.html line with the large http://www.huaracherunpas-cher.fr/nike-air-huarache-retro_70.html models current http://www.huaracherunpas-cher.fr/nike-huarache-id_164.html fashion trends demonstrates.Should you intend to http://www.huaracherunpas-cher.fr/nike-huarache-prix_66.html pick one with the http://www.huaracherunpas-cher.fr/chaussure-huarache-nike_173.html luxury developers http://www.huaracherunpas-cher.fr/huarache-beige_106.html then it's crucial you decide http://www.huaracherunpas-cher.fr/nike-huarache-chaussures_129.html certainly one of his http://www.huaracherunpas-cher.fr/huarache-nike-noir_149.html or her more http://www.huaracherunpas-cher.fr/nike-huarache-femmes_182.html common masterpieces. In this http://www.huaracherunpas-cher.fr/basket-huarache_63.html way it certainly can't http://www.huaracherunpas-cher.fr/huarache-og_183.html go out of manner. This specific measure http://www.huaracherunpas-cher.fr/nike-air-huarache-rouge_47.html is http://www.huaracherunpas-cher.fr/basket-nike-huarache_45.html of course in case http://www.huaracherunpas-cher.fr/nike-air-huarache-chaussures_80.html you really have to stretch their http://www.huaracherunpas-cher.fr/nike-air-huarache-solde_181.html own financial budget, for http://www.huaracherunpas-cher.fr/nike-air-huarache-light-ultramarine-og_75.html those who have plenty http://www.huaracherunpas-cher.fr/air-huarache-noire_117.html of cash http://www.huaracherunpas-cher.fr/nike-huarache-solde_94.html and then the many high http://www.huaracherunpas-cher.fr/nike-huarache-taille_49.html end designs is going to be http://www.huaracherunpas-cher.fr/chaussures-air-huarache_128.html superb. There isnrrrt http://www.huaracherunpas-cher.fr/huarache-nike-blanche_127.html everything more painful http://www.huaracherunpas-cher.fr/huarache-femmes_170.html than picking a two of http://www.huaracherunpas-cher.fr/nike-huarache-noir-et-rose_58.html Jimmy Choo shoes only http://www.huaracherunpas-cher.fr/nike-huarache-run_72.html to find they seem http://www.huaracherunpas-cher.fr/huarache-enfant_62.html old inside Some http://www.huaracherunpas-cher.fr/nike-air-huarache-1991_65.html several weeks.

Comment by scott154 11 weeks and 2 days ago

Your point of view

You must be signed in to comment.