{"id":38005,"date":"2019-10-31T22:21:08","date_gmt":"2019-10-31T19:21:08","guid":{"rendered":"https:\/\/prohoster.info\/blog\/poe-na-rasstoyanii-200-metrov-monitoring-i-avtomaticheskij-perezapusk-poe-klientov\/"},"modified":"2019-10-31T22:21:08","modified_gmt":"2019-10-31T19:21:08","slug":"poe-na-rasstoyanii-200-metrov-monitoring-i-avtomaticheskij-perezapusk-poe-klientov","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/administrirovanie\/poe-na-rasstoyanii-200-metrov-monitoring-i-avtomaticheskij-perezapusk-poe-klientov","title":{"rendered":"PoE kaugusel \u00fcle 200 meetri. PoE klientide j\u00e4lgimine ja automatiseeritud taask\u00e4ivitamine.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Minu praktikas on seadme toide ja pildi saamine sellest l\u00fclitist suure kauguse kauguselt olnud keeruline \u00fclesanne. Eriti kui \u00fchest seadmest voolavad mitme kaamera jaoks erinevatesse kaugustesse v\u00f5rgud. <\/p>\n<p>Iga v\u00e4hemalt natuke keerulisem seade aeg-ajalt hangub. M\u00f5ni harvem, m\u00f5ni sagedamini, ja see on t\u00f5de. K\u00f5ige sagedamini lahendatakse see\u2026 \u00f5ige\u2026 just sellega: <\/p>\n<p><img decoding=\"async\" alt=\"PoE kaugusel \u00fcle 200 meetri. PoE klientide j\u00e4lgimine ja automatiseeritud taask\u00e4ivitamine.\" src=\"\/wp-content\/uploads\/2019\/09\/94fa3d481f0f95bf9a8a20ce6bb504a0.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nJa kui toru teisel pool ei ole vajalikke k\u00e4si, tuleb t\u00f5usta oma viiendalt punktilt toolilt ja minna \/ s\u00f5ita \/ lennata seadme juurde. <\/p>\n<p>Eriti ebameeldiv on, kui see seade asub kuskil katuse all v\u00f5i masti otsas\u2026 v\u00f5i eemal asuvas kontoris. <\/p>\n<p>Kulukohustus on kaugt\u00f6\u00f6 haldamise peamine probleem. M\u00f5nikord leiab juhendaja AliExpressist kaamera\/l\u00fcliti\/ruuteri ja seletada, miks see seade maksab 700 rubla, kuid see, mida sa pakud, on \u00fcle 5k, osutub \u00fcle m\u00f5istuse keeruliseks. Eriti siis, kui see seade on juba olemas ja p\u00f6\u00f6rdutakse sinu poole k\u00fcsimusega: \"Miks see meil ei t\u00f6\u00f6ta?\" Klient on alati \u00f5igus, eriti kui ta helistab harva. See t\u00e4hendab, et see k\u00f5ige hiinam vool ei pea olema halb seade, vaid see peab omama teatud iseseisvust ning ideaalis \u201epunnima\u201c automaatselt enne, kui klient seda m\u00e4rkab. <\/p>\n<p>Seda olukorda saavad p\u00e4\u00e4sta hallatavad PoE l\u00fclitid, \u00f5nneks on need turul laialdaselt saadaval. <\/p>\n<p>Ja siin on probleem number \u00fcks: kelle v\u00f5i \u00f5igupoolest millega teostada j\u00e4lgimist, et seadme \u201ehangumise\u201c korral saaks PoE l\u00fcliti pordil toitekatkestuse korral push`ida k\u00e4sku. Serveri seadistamine ja \u00fclesseadmine toob kaasa t\u00e4iendavad vaeva ja riistvara. <\/p>\n<p>Oletame, et mul on objektis: kokku 15 kaamerat, videoregistraator ja\u2026 k\u00f5ik. Samuti on 7 v\u00e4hem kui 100 m kaugusel, 5 kuni 150 m ja 3 200 m kaugusel. On vaja lihtsustada infrastruktuuri nii, et objektilt tuleks tulla vaid hoolduse t\u00f5ttu.<\/p>\n<p>Lahendus on piisavalt lihtne \u2013 PoE l\u00fcliti olemasolu, mis suudab kaameraid monitoorida ja toite sadamast v\u00e4lja l\u00fclitada, samuti \"ulatub\" kaabliga \u00fcle 200 m kaugusele. <noindex><a rel=\"nofollow\" href=\"https:\/\/www.youtube.com\/watch?v=BsjAzOGe0cI\">\"ilma v\u00e4himagi katkestuseta.\" <\/a><\/noindex><br \/>\n<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><\/p>\n<h2>Mikrotik<\/h2>\n<p>\nKahe sertifikaadi (MTCNA ja MTCRE) olemasolul p\u00f6\u00f6rasin k\u00f5igepealt t\u00e4helepanu Mikrotikule. Sellel tootjal on P-koodiga mudeleid v\u00e4he, n\u00e4iteks <noindex><a rel=\"nofollow\" href=\"https:\/\/mikrotik.com\/product\/crs328_24p_4s_rm\">see siin.<\/a><\/noindex><br \/>\n<img decoding=\"async\" alt=\"PoE kaugusel \u00fcle 200 meetri. PoE klientide j\u00e4lgimine ja automatiseeritud taask\u00e4ivitamine.\" src=\"\/wp-content\/uploads\/2019\/09\/3cf675254161bcd3bc91b8e4ac2c8e74.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nIMHO, seadistuste komplekt on liiga v\u00e4ike. Mis juhtub, kui kaamera m\u00f5tleb ja j\u00e4tab paar pinget vahele? \u2013 reboot! <\/p>\n<p>Aga kui kaamera lihtsalt sureb? Kas Mikrotik l\u00fclitab selle iga minuti tagant v\u00e4lja?.. <\/p>\n<p>Minu praktikas on CCR-i toiteplokiga olnud palju defekte. Mis on m\u00f5te PoE l\u00fclitist, kui tal on k\u00f5rge risk poole aasta p\u00e4rast toite kaotada?..<\/p>\n<p>Lisaks ei leidnud ma teavet, et Mikrotik suudab t\u00f6\u00f6tada kaablitega, mis on v\u00e4hemalt 150+ m pikad\u2026<\/p>\n<h2>Zyxel<\/h2>\n<p>\nUurides konkurentide esindajaid, leidsin ma <noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/zyxel\/blog\/464351\/\">Habr's<\/a><\/noindex>. Zyxel GS1350 seeria l\u00fcliti. See maksab m\u00e4rgatavalt rohkem kui MikroTik, kuid ma ei ole Zyxel'iga seotud 'n\u00f5rkade' toiteplokkide probleemidega kokku puutunud. <\/p>\n<p>Zyxel positsioneerib GS1350 l\u00fcliteid kui spetsiaalselt loodud videovalves\u00fcsteemide jaoks. L\u00fclitid tuvastavad, kui kaamera 'hangub', ja taastavad selle toite.<\/p>\n<h3>Hangumise m\u00e4\u00e4ramise meetod<\/h3>\n<p>\nEnne kui hakkasin selle seadmega tutvuma, kujutasin ette, et l\u00fcliti anal\u00fc\u00fcsib liiklust\u00fc\u00fcpi ja kui videovoog l\u00f5peb, siis l\u00fcliti kukutab toe... <br \/>\nAga k\u00f5ik osutus palju lihtsamaks. <\/p>\n<p><img decoding=\"async\" alt=\"PoE kaugusel \u00fcle 200 meetri. PoE klientide j\u00e4lgimine ja automatiseeritud taask\u00e4ivitamine.\" src=\"\/wp-content\/uploads\/2019\/09\/747f371cb1c7c3857f8e98a06fdfdd95.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<b>\u201eAuto PD Recovery\u201c<\/b> v\u00f5ib t\u00f6\u00f6tada kahes re\u017eiimis:<\/p>\n<ol>\n<li><b>LLDP<\/b>, see t\u00e4hendab, et seade edastab ise teavet enda kohta, kui seade seda toetab. LLDP vastus tuli \u2014 see t\u00e4hendab, et raudvara on 'elus'. Kui vastust ei tule, siis katkestame toite ja ootame vastust. <\/li>\n<li><b>Ping<\/b>. Kuidas lihtsamalt? Pingime \u2014 vastust pole \u2014 taask\u00e4ivitame!<\/li>\n<\/ol>\n<p>\nVastuseta pingide arv, v\u00e4ljal\u00fclitamise aeg ja v\u00e4ljal\u00fclitamiste arv on seadistatavad. Mis on t\u00e4iesti loogiline, sest pole mingit m\u00f5tet 'pinduda' raudvarale, kui see kolmandal katsel ei k\u00e4ivitu.<\/p>\n<p>Aga ma ei saanud aru, mis on siin kaamerate spetsialiseerumine?<br \/>\nNii on v\u00f5imalik j\u00e4lgida igat t\u00fc\u00fcpi v\u00f5rku seadmeid. Isegi neid, mis ei toeta PoE. <\/p>\n<p><b class=\"spoiler_title\">Tellime Aliexpressist sellise seadme ja iga v\u00f5rku seade muutub meie jaoks PoE-ks.<\/b><img decoding=\"async\" alt=\"PoE kaugusel \u00fcle 200 meetri. PoE klientide j\u00e4lgimine ja automatiseeritud taask\u00e4ivitamine.\" src=\"\/wp-content\/uploads\/2019\/09\/4205c51339117c0a999846d320a36d4b.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n <br \/>\nSeadme hangumise korral l\u00fclitab switch pordi toitestatuse v\u00e4lja ja logides n\u00e4eme midagi sellist: <\/p>\n<pre><code class=\"plaintext\">233 Sep 07 17:24:41 DE interface: Port 4 - ReoLink link up 100M\/F\n 234 Sep 07 17:24:39 DE interface: Port 4 - ReoLink link down\n 235 Sep 07 17:24:32 DE interface: Port 4 - ReoLink link up 100M\/F\n 236 Sep 07 17:24:30 DE interface: Port 4 - ReoLink link down\n 237 Sep 07 17:24:26 NO system: PethPse Port 4 - ReoLink OnOff Trap, Port Detection Status is Delivering Power\n 238 Sep 07 17:24:24 DE interface: Port 4 - ReoLink link up 100M\/F\n 239 Sep 07 17:24:04 NO system: PethPse Port 4 - ReoLink OnOff Trap, Port Detection Status is Disabled\n 240 Sep 07 17:24:02 DE interface: Port 4 - ReoLink link down\n 241 Sep 07 17:24:01 WA interface: Port 4 - ReoLink PD failure is detected and reboot due to Auto PD Recovery (ping mode)<\/code><\/pre>\n<p><\/p>\n<h3>Kaabli maksimaalne pikkus.<\/h3>\n<p>\nLehe peal <noindex><a rel=\"nofollow\" href=\"https:\/\/www.zyxel.com\/ru\/ru\/products_services\/Smart-Managed-Switch-For-Surveillance-GS1350-Series\/\">Zyxel <\/a><\/noindex>\u00f6eldud:<\/p>\n<blockquote><p> Nende switchide pikendatud ulatuse re\u017eiimi rakendamine v\u00f5imaldab maksimeerida \u00fchendi kauguse 250 meetrini. \n<\/p><\/blockquote>\n<p> Me oleme igasuguste reklaambro\u0161\u00fc\u00fcride suhtes skeptilised. <\/p>\n<p>Ma kaevitasin uue kaabli (305 meetrit) m\u00f5lemasse otsa ja \u00fchendasin \u00fche kaamera ja teise switchiga. Kaamera ei k\u00e4ivitunud... Tundub, et see on ootusp\u00e4rane ^_^<\/p>\n<p>Istusin, kriipisin pead \u2013 l\u00e4ksin seadistustesse, panin linnukese \u00ab<b>Pikendatud vahemik<\/b>\u00bb, ja\u2026 k\u00fcmme sekundit vaikust \u2013 trummid rullivad\u2026 kaamera hakkas t\u00f6\u00f6le! 305 MEETRIGA!<br \/>\n<img decoding=\"async\" alt=\"PoE kaugusel \u00fcle 200 meetri. PoE klientide j\u00e4lgimine ja automatiseeritud taask\u00e4ivitamine.\" src=\"\/wp-content\/uploads\/2019\/09\/50c96784cefc78ef1325737c5761297d.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<b class=\"spoiler_title\">Ilma pakettide kaotuseta!<\/b><img decoding=\"async\" alt=\"PoE kaugusel \u00fcle 200 meetri. PoE klientide j\u00e4lgimine ja automatiseeritud taask\u00e4ivitamine.\" src=\"\/wp-content\/uploads\/2019\/09\/b93ac093ca83550be7d9168e753f343c.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<img decoding=\"async\" alt=\"PoE kaugusel \u00fcle 200 meetri. PoE klientide j\u00e4lgimine ja automatiseeritud taask\u00e4ivitamine.\" src=\"\/wp-content\/uploads\/2019\/09\/58e7ad29775bd309b741c34e21b91f6f.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<b>Seega reachis GS1350 seeria switch mitte 250, vaid lausa 305 meetrini!<\/b><\/p>\n<p>T\u00f5si, v\u00f5ib-olla peitub saladus kaabli kvaliteedis:<br \/>\n<noindex><a rel=\"nofollow\" href=\"https:\/\/www.dns-shop.ru\/product\/729800ec9c0b3330\/vitaa-para-rexant-01-0147\/\">Rexant FTP Cat.6, mis maksis peaaegu 12 tuhat rubla.<\/a><\/noindex><\/p>\n<p><img decoding=\"async\" alt=\"PoE kaugusel \u00fcle 200 meetri. PoE klientide j\u00e4lgimine ja automatiseeritud taask\u00e4ivitamine.\" src=\"\/wp-content\/uploads\/2019\/09\/cbb76e03fdb8570211768ead40b01b16.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<img decoding=\"async\" alt=\"PoE kaugusel \u00fcle 200 meetri. PoE klientide j\u00e4lgimine ja automatiseeritud taask\u00e4ivitamine.\" src=\"\/wp-content\/uploads\/2019\/09\/5720891ccd554af23778fc063dbc0e07.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nKui on vaja suuremat pikkust, saab mitmeid kaablil\u00f5ike \u00fchendada m\u00f5ne kordistajaga. Samuti v\u00f5ib l\u00f5puks \u00fchendada veel \u00fche poe switchi mitmete seadmete \u00fchendamiseks. <\/p>\n<p>N\u00e4iteks UPVEL UP-215SGE <i>(Kuna usaldusv\u00e4\u00e4rsus \u2013 ei ole kontrollinud. Lihtsalt sattus k\u00e4tte.)<\/i> See ise saab toite PoE kaudu ja varustab seadmeid PoE kaudu. <\/p>\n<p><img decoding=\"async\" alt=\"PoE kaugusel \u00fcle 200 meetri. PoE klientide j\u00e4lgimine ja automatiseeritud taask\u00e4ivitamine.\" src=\"\/wp-content\/uploads\/2019\/09\/3ccfd6ceb99bd2bb3068ebcdfde12728.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nKuid see on eraldi teema spetsiifiliste tingimuste jaoks, kuna see n\u00f5uab projekteerimist, arvestades k\u00f5iki tegureid.<\/p>\n<p>Kui aktiveerite valiku \u00abPikendatud vahemik\u00bb, seadistab port automaatselt protokolli 802.3at ja m\u00e4\u00e4rab voolubud\u017eeti 33 W. <\/p>\n<p>Kuid on oluline seada prioriteedid juhuks, kui k\u00f5ik kasutajad hakkavad aktiivselt ressursse tarbima... Madala prioriteediga portidele antakse soovitud ressursid viimases j\u00e4rjekorras, kui seadmes on v\u00f5imsuse puudus. <\/p>\n<h3>\u00c4ikesekaitse <\/h3>\n<p>\nTeine k\u00fcsimus seadmete paigutamisel \u00f5ues on pingek\u00f5ikumiste kaitse.<\/p>\n<blockquote><p>ESD\/\u00dclevoolu kaitse t\u00e4hendus:<br \/>\nESD \u2013 15 kV \/ 8 kV (\u00d5hk\/Kontakt);<br \/>\n\u00dclevool \u2013 4 kV (Etherneti port).<\/p>\n<p>M\u00e4rkused. ESD \u2013 elektrostaatilisest pingest kaitse, \u00fclevool \u2013<br \/>\nkaitse \u00fclevoolu eest. Kui \u00f5hus tekib staatiline v\u00e4ljapurse kuni 15<br \/>\nkilovolti v\u00f5i 8 kV elektrostaatikat l\u00e4hedases kontaktis, v\u00f5i ajutine pingeuslikus kuni 4 kilovoldini, on l\u00fcliti heas positsioonis, et sellised<br \/>\nraskused \u00fcle elada.<br \/>\nJa korpusel on koht maanduse jaoks.<\/p><\/blockquote>\n<p> Loodan, et mul ei pea seda kontrollima ^_^ <br \/>\nJ\u00e4tkuv PoE<\/p>\n<p><b>Annab toite isegi siis, kui seade ei reageeri. Vaikimisi on see valik lubatud. Kontrollige seda valikut enne kaamera tarkvara v\u00e4rskendamist. Muidu v\u00f5ib see olla ebameeldiv...<\/b><\/p>\n<p>Cisco sarnane CLI<\/p>\n<p><img decoding=\"async\" alt=\"PoE kaugusel \u00fcle 200 meetri. PoE klientide j\u00e4lgimine ja automatiseeritud taask\u00e4ivitamine.\" src=\"\/wp-content\/uploads\/2019\/09\/fb16e6921f5ec10ddac41d4012713812.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<\/p>\n<h3>Cisco sarnane CLI<\/h3>\n<p>\nKonsolihuvilistele ja seadistuste automatiseerimise jaoks on saadaval tuttav CLI, mis j\u00e4rgib Cisco stiili.<\/p>\n<p><img decoding=\"async\" alt=\"PoE kaugusel \u00fcle 200 meetri. PoE klientide j\u00e4lgimine ja automatiseeritud taask\u00e4ivitamine.\" src=\"\/wp-content\/uploads\/2019\/09\/6334cfbcce3d7f5692fb5303bf13537f.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nKui te ei kasuta n\u00e4iteks telneti, snmp ja teisi protokolle, siis soovitan need seadme turvalisuse t\u00f5stmiseks v\u00e4lja l\u00fclitada. <\/p>\n<h3>Ei ilma t\u00f5rvatilgata&#8230;<\/h3>\n<p>\nL\u00fcliti men\u00fc\u00fcs on valik \u00abCloud Management\u00bb<\/p>\n<p><img decoding=\"async\" alt=\"PoE kaugusel \u00fcle 200 meetri. PoE klientide j\u00e4lgimine ja automatiseeritud taask\u00e4ivitamine.\" src=\"\/wp-content\/uploads\/2019\/09\/29c6df73d0e2942a407fe1a1f017ec44.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nAga registreerimise proovimisel saame selle s\u00f5numi<\/p>\n<p><img decoding=\"async\" alt=\"PoE kaugusel \u00fcle 200 meetri. PoE klientide j\u00e4lgimine ja automatiseeritud taask\u00e4ivitamine.\" src=\"\/wp-content\/uploads\/2019\/09\/a3c9f88e32c00c01d133d820c735bd0c.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nPraegu ei ole nende seadmete tugi <noindex><a rel=\"nofollow\" href=\"http:\/\/nebula.zyxel.com\/\">Nebula<\/a><\/noindex> veel sisse l\u00fclitatud. Tootja lubas need 2020. aastaks lisada. Samuti ei ole vajalik l\u00fcliti tarkvara v\u00e4rskendamine!<\/p>\n<h3>Kokkuv\u00f5te<\/h3>\n<p>\nZyxel GS1350 on hetkel ainus l\u00fcliti, mis rahuldas minu n\u00f5udmisi:<\/p>\n<ul>\n<li>hallatav koos standardse funktsionaalsuse komplektiga<\/li>\n<li>kaabli pikkus \u00fcle 200 meetri ilma liigendusteta<\/li>\n<li>PoE tarbijate j\u00e4lgimine ja taask\u00e4ivitamine<\/li>\n<li>konfigureerimise lihtsus ja paindlikkus. <\/li>\n<\/ul>\n<p>\nV\u00f5ib-olla on turul ka teisi lahendusi, mis katab minu vajadused, kuid ma neid veel leidnud ei ole. <\/p>\n<p>Kedagi, kes soovib artiklit arutada, kutsun Telegramis minu loodud keskustesse:<\/p>\n<p>1. <noindex><a rel=\"nofollow\" href=\"https:\/\/tg.guru\/zyxelru\">@zyxelru<\/a><\/noindex> \u2014 Zyxel teema kanal<br \/>\n2. <noindex><a rel=\"nofollow\" href=\"https:\/\/tg.guru\/router_os\">@router_os<\/a><\/noindex> \u2014 Mikrotik teema kanal<br \/>\n<br \/>Allikas: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/post\/465059\/\">habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0412 \u043c\u043e\u0435\u0439 \u043f\u0440\u0430\u043a\u0442\u0438\u043a\u0435 \u0437\u0430\u043f\u0438\u0442\u0430\u0442\u044c \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u043e \u0438 \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u0441 \u043d\u0435\u0433\u043e \u043a\u0430\u0440\u0442\u0438\u043d\u043a\u0443 \u043d\u0430 \u0437\u043d\u0430\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u043c \u0443\u0434\u0430\u043b\u0435\u043d\u0438\u0438 \u043e\u0442 \u0441\u0432\u0438\u0442\u0447\u0430 \u043e\u043a\u0430\u0437\u0430\u043b\u043e\u0441\u044c \u043d\u0435 \u0441\u0430\u043c\u043e\u0439 \u043f\u0440\u043e\u0441\u0442\u043e\u0439 \u0437\u0430\u0434\u0430\u0447\u0435\u0439. \u041e\u0441\u043e\u0431\u0435\u043d\u043d\u043e \u043a\u043e\u0433\u0434\u0430 \u043e\u0442 \u043e\u0434\u043d\u043e\u0439 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