{"id":54186,"date":"2019-12-20T00:00:00","date_gmt":"2019-12-19T21:00:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/blog_prohoster\/test-kommutatorov-tp-link-c-long-range-poe-i-nemnogo-pro-apgrejdy-staryh-modelej"},"modified":"2020-02-18T14:02:10","modified_gmt":"2020-02-18T11:02:10","slug":"test-kommutatorov-tp-link-c-long-range-poe-i-nemnogo-pro-apgrejdy-staryh-modelej","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/administrirovanie\/test-kommutatorov-tp-link-c-long-range-poe-i-nemnogo-pro-apgrejdy-staryh-modelej","title":{"rendered":"TP-Linki l\u00fclitite test Long Range PoE'ga. Ja veidi vanade mudelite uuendustest.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Varem arendasime oma seadmetes Power over Ethernet (PoE) tehnoloogiat peamiselt edastatava v\u00f5imsuse suurendamise suunas. Ent praktikas PoE ja PoE+ lahenduste kasutamisel on selgunud, et see ei ole piisav. Meie kliendid seisavad silmitsi mitte ainult energiab\u00fc\u00fcd\u017ei nappusega, vaid ka Ethernet-v\u00f5rkude standardse piiranguga \u2014 andmete edastamise vahemaa kuni 100 m. K\u00e4esolevas artiklis r\u00e4\u00e4gime, kuidas me selle piirangu \u00fcletasime ja testime long range PoE praktikas.<\/p>\n<p><img decoding=\"async\" alt=\"TP-Linki l\u00fclitite test Long Range PoE&#039;ga. Ja veidi vanade mudelite uuendustest.\" src=\"\/wp-content\/uploads\/2019\/12\/d6db221e0b5c8aa99bc5f48132487178.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><\/p>\n<h2>Miks on vajalik PoE long range tehnoloogia<\/h2>\n<p>\nSada meetrit on palju. Eriti arvestades, et tegelikult ei paigalda kaablit kunagi sirgjooneliselt: tuleb m\u00f6\u00f6da minna hoone k\u00f5ikidest kaarudest, t\u00f5usta v\u00f5i laskuda \u00fchest kaablikanalist teise ja nii edasi. I isegi keskmise suurusega hoonetes v\u00f5ib Ethernet-segmendi pikkuse piirang kujuneda administratori jaoks peavaluks.\u00a0<\/p>\n<p>Oleme otsustanud kooli hoone n\u00e4itel praktiliselt n\u00e4idata, millised seadmed saavad PoE abil elektrit saada ja v\u00f5rku \u00fchendada (rohelised t\u00e4hed) ning millised ei saa (punased t\u00e4hed). Kui v\u00f5rguvarustust ei saa hoonete vahel paigaldada, ei saa seadmed \u00e4\u00e4rmuslikes punktides \u00fchendust saada:<\/p>\n<p><img decoding=\"async\" alt=\"TP-Linki l\u00fclitite test Long Range PoE&#039;ga. Ja veidi vanade mudelite uuendustest.\" src=\"\/wp-content\/uploads\/2019\/12\/b2323fe36a7a266a37429d5c7b68a860.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nKauguse piirangu \u00fcletamiseks kasutatakse Long Range PoE tehnoloogiat: see v\u00f5imaldab laiendada juhtmev\u00f5rgu katvust ja \u00fchendada kliente, kes asuvad kuni 250 meetri kaugusel. Long Range PoE kasutamisel toimub andmete ja elektri edastamine kahes suunas:<\/p>\n<ol>\n<li>Kui liidese kiirus on 10 Mbps (tavaline Ethernet), siis v\u00f5ib kuni 250 meetri pikkustes segmentides toimuda samaaegne energia ja andmete edastamine.\n<\/li>\n<li>Kui liidese kiirus seadistada 100 Mbps-le (mudelitele TL-SL1218MP ja TL-SG1218MPE) v\u00f5i 1 Gbps-le (mudelile TL-SG1218MPE), siis andmeedastus ei toimu \u2014 ainult energia \u00fclekandmine. Sellisel juhul on vajalik muu andmeedastusmeetod, n\u00e4iteks risti paigaldatud optiline liin. Long Range PoE puhul kasutatakse ainult kaugtoitmist.\n<\/li>\n<\/ol>\n<p>\nSeega, kasutades Long Range PoE-d sama kooli territooriumil, v\u00f5ib v\u00f5rgu seadmeid, mis toetavad kiirus 10 Mbps, paigutada igasse punkti.<\/p>\n<p>\u00a0<img decoding=\"async\" alt=\"TP-Linki l\u00fclitite test Long Range PoE&#039;ga. Ja veidi vanade mudelite uuendustest.\" src=\"\/wp-content\/uploads\/2019\/12\/30b9867a8ed3bf19263da6402759a6e8.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<\/p>\n<h2>Mida oskavad Long Range PoE toetavad l\u00fclitid<\/h2>\n<p>\nLong Range PoE funktsiooni pakuvad kaks l\u00fclitit TP-Linki tootevalikus: <noindex><a rel=\"nofollow\" href=\"https:\/\/www.tp-link.com\/ru\/business-networking\/poe-switch\/tl-sg1218mpe\/\">TL-SG1218MPE<\/a><\/noindex> ja <noindex><a rel=\"nofollow\" href=\"https:\/\/www.tp-link.com\/ru\/business-networking\/unmanaged-switch\/tl-sl1218mp\/\">TL-SL1218MP<\/a><\/noindex>.<\/p>\n<p>TL-SL1218MP kuulub mittehalduse l\u00fclitite kategooriasse. Sellel on 16 porti, kogusumma PoE eelarve on 192 W, mis v\u00f5imaldab iga porta jaoks toita kuni 30 W. Kui energiabudjet ei \u00fcletata, saavad k\u00f5ik 16 Fast Etherneti porti toite.\u00a0\u00a0<\/p>\n<p><img decoding=\"async\" alt=\"TP-Linki l\u00fclitite test Long Range PoE&#039;ga. Ja veidi vanade mudelite uuendustest.\" src=\"\/wp-content\/uploads\/2019\/12\/353152ffad9d4f8e604bd6ba68d2e347.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nSeadistamine toimub esipaneeli l\u00fclitite abil: \u00fcks aktiveerib Long Range PoE re\u017eiimi ja teine seadistab portide prioriteedi l\u00fcliti energiabud\u017eeti jaotamisel.\u00a0<\/p>\n<p>TL-SG1218MPE kuulub Easy Smart l\u00fclitite r\u00fchma. Seadet saab hallata veebiliidese v\u00f5i spetsialiseeritud utiliitide kaudu.\u00a0<\/p>\n<p><img decoding=\"async\" alt=\"TP-Linki l\u00fclitite test Long Range PoE&#039;ga. Ja veidi vanade mudelite uuendustest.\" src=\"\/wp-content\/uploads\/2019\/12\/ab809c3a6fbc34790cd5f112f23ee80c.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nS\u00fcsteemi liidese jaotises on administraatoritele saadaval standardsed rutiinoperations: administraatori konto sisselogimise ja parooli muutmine, juhtploki IP-aadressi seadistamine, tarkvara uuendamine ja nii edasi.<\/p>\n<p><img decoding=\"async\" alt=\"TP-Linki l\u00fclitite test Long Range PoE&#039;ga. Ja veidi vanade mudelite uuendustest.\" src=\"\/wp-content\/uploads\/2019\/12\/a69e4a851c26660b5e58c970c63856f0.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nPortide t\u00f6\u00f6re\u017eiimid m\u00e4\u00e4ratakse jaotises Switching \u2192 Port Setting. \u00dclej\u00e4\u00e4nud jaotise vahekaardid aitavad sisse ja v\u00e4lja l\u00fclitada IGMPd ning grupeerida f\u00fc\u00fcsilisi liideseid.<\/p>\n<p><img decoding=\"async\" alt=\"TP-Linki l\u00fclitite test Long Range PoE&#039;ga. Ja veidi vanade mudelite uuendustest.\" src=\"\/wp-content\/uploads\/2019\/12\/06d189ba5e74ad0d8c2071c38046682b.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nMonitoring jaotises on esitatud statistilised andmed l\u00fcliti portide t\u00f6\u00f6 kohta. Samuti saab siin peegeldada liiklust, sisse ja v\u00e4lja l\u00fclitada silmade kaitse ning k\u00e4ivitada sisseehitatud kaablitester.<\/p>\n<p><img decoding=\"async\" alt=\"TP-Linki l\u00fclitite test Long Range PoE&#039;ga. Ja veidi vanade mudelite uuendustest.\" src=\"\/wp-content\/uploads\/2019\/12\/385e0a1bd978a69cf80da3dc0cb8e814.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nTL-SG1218MPE l\u00fcliti toetab mitmeid virtuaalsete v\u00f5rkude t\u00f6\u00f6re\u017eiime: 802.1q sildistamine, pordi-p\u00f5hine VLAN ning MTU VLAN. MTU VLAN re\u017eiimis lubab l\u00fcliti liiklust vahetada ainult kasutajaportide ja uplink-liidese vahel, see t\u00e4hendab, et kasutajaportide vaheline liiklus on otseselt keelatud. Seda tehnoloogiat nimetatakse ka as\u00fcmmeetriliseks VLAN-iks v\u00f5i privaatseks VLAN-iks. Seda kasutatakse v\u00f5rgu turvalisuse suurendamiseks, et f\u00fc\u00fcsilise \u00fchenduse korral l\u00fclitiga ei saaks kurjategija kontrolli varastada.<\/p>\n<p><img decoding=\"async\" alt=\"TP-Linki l\u00fclitite test Long Range PoE&#039;ga. Ja veidi vanade mudelite uuendustest.\" src=\"\/wp-content\/uploads\/2019\/12\/aa92ffeac64c636fffee78bd6b2823ef.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nQoS jaotises saab m\u00e4\u00e4rata liidese prioriteedi, seadistada kasutajaliikluse kiiruspiiranguid ning v\u00f5idelda tormidega.<\/p>\n<p><img decoding=\"async\" alt=\"TP-Linki l\u00fclitite test Long Range PoE&#039;ga. Ja veidi vanade mudelite uuendustest.\" src=\"\/wp-content\/uploads\/2019\/12\/3e7bd65d24e53c6d0c64af1712ef8f19.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nPoE Config jaotises saab administraator sundida maksimaalse energia piirangut, mis on kergesti k\u00e4tte saadav erinevatele tarbijatele, m\u00e4\u00e4rata liidese energiaprioriteedi ning \u00fchendada v\u00f5i eraldada tarbijaid.<\/p>\n<h2>Testime Long Range<\/h2>\n<p>\n<img decoding=\"async\" alt=\"TP-Linki l\u00fclitite test Long Range PoE&#039;ga. Ja veidi vanade mudelite uuendustest.\" src=\"\/wp-content\/uploads\/2019\/12\/0822dccc44713ee12143442b3f95352c.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nTL-SL1218MP mudelis toetab Long Range funktsiooni esimeses kaheksas ports. Meie testitud IP-telefon t\u00f6\u00f6tas edukalt. Telefonis seadistustes selgus, et kokkulepitud kiirus on 10 Mbps. Seej\u00e4rel l\u00fclitasime Long Range PoE l\u00fcliti v\u00e4lja ja kontrollisime, mis juhtub testtelefoniga. Seade laadis end edukalt ja teatas, et kasutab oma v\u00f5rgu liideses 100 Mbps re\u017eiimi, kuid andmeid l\u00e4bi kanali ei edastatud ja telefon ei registreerunud jaamas. Seega on toide seadmetele, mis on \u00fchendatud pikendatud Etherneti kanalitega, v\u00f5imalik ka ilma Long Range PoE re\u017eiimi aktiveerimiseta, kuid sel juhul edastatakse kanali kaudu ainult toide, mitte andmed.<\/p>\n<p>Standardse Etherneti kaudu toite re\u017eiimis (kui segmendi pikkus ei \u00fcleta 100 meetrit) toimub energia ja andmete edastamine kiirusel kuni 1 Gbps. Test telefoniseadme, mis on toidetud PoE kaudu ja \u00fchendatud maksimaalse pikkusega kaabliga, t\u00f6\u00f6 kontroll l\u00e4ks sujuvalt.<\/p>\n<p><img decoding=\"async\" alt=\"TP-Linki l\u00fclitite test Long Range PoE&#039;ga. Ja veidi vanade mudelite uuendustest.\" src=\"\/wp-content\/uploads\/2019\/12\/cc2225d2c1a4826f02b18af7c454e8f6.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nTL-SG1218MPE l\u00fclitil viisime pordi 10 Mbps Half Duplex re\u017eiimi \u2014 seade \u00fchendus \u00f5nnestus.<\/p>\n<p><img decoding=\"async\" alt=\"TP-Linki l\u00fclitite test Long Range PoE&#039;ga. Ja veidi vanade mudelite uuendustest.\" src=\"\/wp-content\/uploads\/2019\/12\/5ed0c974990a6aca32c973fd37c5d0d7.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nMuidugi soovisime teada, kui palju energiat telefon sellise \u00fchenduse korral tarbib, selgus, et vaid 1,6 W.<\/p>\n<pre><code class=\"plaintext\">C:&gt;ping -t 192.168.1.10\nPinging 192.168.1.10 with 32 bytes of data:\nReply from 192.168.1.10: bytes=32 time&lt;1ms TTL=64\nReply from 192.168.1.10: bytes=32 time&lt;1ms TTL=64\nReply from 192.168.1.10: bytes=32 time&lt;1ms TTL=64\nReply from 192.168.1.10: bytes=32 time&lt;1ms TTL=64\nReply from 192.168.1.10: bytes=32 time&lt;1ms TTL=64\nReply from 192.168.1.10: bytes=32 time&lt;1ms TTL=64\nReply from 192.168.1.10: bytes=32 time&lt;1ms TTL=64\nReply from 192.168.1.10: bytes=32 time&lt;1ms TTL=64\nReply from 192.168.1.10: bytes=32 time&lt;1ms TTL=64\nRequest timed out.\nRequest timed out.\nRequest timed out.\nRequest timed out.\nRequest timed out.\nRequest timed out.\nRequest timed out.\nPing statistics for 192.168.1.10:\n    Packets: Sent = 16, Received = 9, Lost = 7 (43% loss),\nApproximate round trip times in milli-seconds:\n    Minimum = 0ms, Maximum = 0ms, Average = 0ms\nControl-C\n<\/code><\/pre>\n<p>\nKuid kui l\u00fclitada l\u00fcliti liides 100 Mbps Half Duplex v\u00f5i 100 Mbps Full Duplex re\u017eiimi, kaob \u00fchendus telefoniga kohe ja ei taastu.<\/p>\n<p><img decoding=\"async\" alt=\"TP-Linki l\u00fclitite test Long Range PoE&#039;ga. Ja veidi vanade mudelite uuendustest.\" src=\"\/wp-content\/uploads\/2019\/12\/aa45166e17016287d0955f05a87d9ad5.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nIse liides on seisundis Link Down.<\/p>\n<p><img decoding=\"async\" alt=\"TP-Linki l\u00fclitite test Long Range PoE&#039;ga. Ja veidi vanade mudelite uuendustest.\" src=\"\/wp-content\/uploads\/2019\/12\/73d33bed85124d00578585875b9f581d.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nPeaaegu sama juhtub, kui liides l\u00fclitatakse automaatse kiirus- ja dupleksi kokkuleppe re\u017eiimi. Seet\u00f5ttu on ainus viis selliste pikkade Ethernet-segmentide kasutamiseks k\u00e4sitsi seada \u00fchenduse kiirus 10 Mbps.<\/p>\n<p><img decoding=\"async\" alt=\"TP-Linki l\u00fclitite test Long Range PoE&#039;ga. Ja veidi vanade mudelite uuendustest.\" src=\"\/wp-content\/uploads\/2019\/12\/7413ac37faa1ed61d794c56b04cf32a5.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nKahjuks ei tuvastata selliseid pikki kaablisektsioone sisseehitatud kaablitestija abil.<\/p>\n<h2>Muudatuste tegemine teistele PoE l\u00fclititele<\/h2>\n<p>\nKuna PoE toidetavate seadmete arv pidevalt kasvab, oleme uuendanud vanade mudelite toiteplokke. N\u00fc\u00fcd asendatakse 110 W ja 192 W toiteplokid k\u00f5igis mudelites 150 W ja 250 W plokkidega. K\u00f5iki neid muudatusi saab vaadata tabelist:<\/p>\n<p><img decoding=\"async\" alt=\"TP-Linki l\u00fclitite test Long Range PoE&#039;ga. Ja veidi vanade mudelite uuendustest.\" src=\"\/wp-content\/uploads\/2019\/12\/82dc6c6203f998b258fdd105381c919f.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nKuna PoE tehnoloogia hakkas tarbijaturule sisenema, on mudelivalikus toimunud veel \u00fcks muudatus: on ilmunud l\u00fclitid, mis on m\u00f5eldud v\u00e4ikestele kontoritele ja koduseks kasutamiseks.<\/p>\n<p>2019. aastal ilmusid mittehaldusega Fast Ethernet l\u00fclitite seeriasse mudelid <noindex><a rel=\"nofollow\" href=\"https:\/\/www.tp-link.com\/ru\/business-networking\/unmanaged-switch\/tl-sf1005p\/\">TL-SF1005P<\/a><\/noindex> ja <noindex><a rel=\"nofollow\" href=\"https:\/\/www.tp-link.com\/ru\/business-networking\/unmanaged-switch\/tl-sf1008p\/\">TL-SF1008P<\/a><\/noindex> 5 ja 8 pordiga. Mudelite energiakulu on 58 W ja see saab jaotuda nelja liidese vahel (kuni 15,4 W pordi kohta). L\u00fclititel ei ole ventilaatoreid, need v\u00f5ivad seista otse kontori- ja t\u00f6\u00f6ruumides, korterites ning neid saab kasutada k\u00f5ikide IP-kaamerate ja IP-telefonide \u00fchendamiseks. L\u00fclitid saavad energia prioriteetselt jaotada: \u00fclekoormuse tekkimisel l\u00fclitatakse v\u00e4lja madalama prioriteediga seadmed.<\/p>\n<p>Mudelid <noindex><a rel=\"nofollow\" href=\"https:\/\/www.tp-link.com\/ru\/business-networking\/unmanaged-switch\/tl-sg1005p\/\">TL-SG1005P<\/a><\/noindex> ja <noindex><a rel=\"nofollow\" href=\"https:\/\/www.tp-link.com\/ru\/business-networking\/unmanaged-switch\/tl-sg1008p\/\">TL-SG1008P<\/a><\/noindex>, nagu ka SF-mudelid, on m\u00f5eldud lauakinnituseks, kuid neil on sisseehitatud gigabit l\u00fcliti, mis v\u00f5imaldab \u00fchendada kiiret l\u00f5pp seadmeid, mis toetavad 802.3af.\u00a0<\/p>\n<p>L\u00fcliti <noindex><a rel=\"nofollow\" href=\"https:\/\/www.tp-link.com\/ru\/business-networking\/unmanaged-switch\/tl-sg1008mp\/\">TL-SG1008MP<\/a><\/noindex> v\u00f5ib asetada nii lauale kui ka riiulisse. Sellel mudelil on kaheksa Gigabit Etherneti porti, kuhu saab \u00fchendada IEEE 802.3af\/at toetava seadme, mille v\u00f5imsus on kuni 30 W. Seadme koguv\u00f5imsuse eelarve on 126 W. L\u00fcliti erip\u00e4ra on energias\u00e4\u00e4sture\u017eiimi toetus, kus l\u00fcliti perioodiliselt pingib oma porte ja, kui \u00fchendatud seadet ei ole, l\u00fclitab v\u00f5imsuse v\u00e4lja. See v\u00f5imaldab v\u00e4hendada energiatarbimist kuni 75%.\u00a0<\/p>\n<p>Lisaks TL-SG1218PE-le on TP-Linki hallatavate l\u00fclitite seerias mudeleid <noindex><a rel=\"nofollow\" href=\"https:\/\/www.tp-link.com\/ru\/business-networking\/easy-smart-switch\/tl-sg108pe\/\">TL-SG108PE <\/a><\/noindex>ja <noindex><a rel=\"nofollow\" href=\"https:\/\/www.tp-link.com\/ru\/business-networking\/easy-smart-switch\/tl-sg1016pe\/\">TL-SG1016PE<\/a><\/noindex>. Neil on sama koguv\u00f5imsuse eelarve - 55 W. Seda eelarvet saab jaotada nelja pordi vahel, mille v\u00e4ljav\u00f5imsus on kuni 15,4 W porti kohta. Nendel l\u00fclititel on sama tarkvara nagu TL-SG1218PE-l, seega on ka funktsioonid samad: v\u00f5rgu j\u00e4lgimine, liikluse prioriseerimine, QoS, MTU VLAN.<\/p>\n<p><i>TP-Linki PoE-seadmete mudelivaliku t\u00e4ielik kirjeldus on saadaval <i><noindex><a rel=\"nofollow\" href=\"https:\/\/static.tp-link.com\/2019\/201912\/20191210\/%D0%9A%D0%BE%D0%BC%D0%BC%D1%83%D1%82%D0%B0%D1%82%D0%BE%D1%80%D1%8B%20%D1%81%20%D0%BF%D0%BE%D0%B4%D0%B4%D0%B5%D1%80%D0%B6%D0%BA%D0%BE%D0%B9%20PoE.pdf\">lingi kaudu<\/a><\/noindex><\/i>.<\/i><br \/>\n<br \/>Allikas: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/tp_link_russia\/blog\/480920\/\">habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0420\u0430\u043d\u044c\u0448\u0435 \u0432 \u0441\u0432\u043e\u0438\u0445 \u043a\u043e\u043c\u043c\u0443\u0442\u0430\u0442\u043e\u0440\u0430\u0445 \u043c\u044b \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u043b\u0438 \u0442\u0435\u0445\u043d\u043e\u043b\u043e\u0433\u0438\u044e Power over Ethernet \u0442\u043e\u043b\u044c\u043a\u043e \u0432 \u043d\u0430\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0438 \u0443\u0432\u0435\u043b\u0438\u0447\u0435\u043d\u0438\u044f \u043f\u0435\u0440\u0435\u0434\u0430\u0432\u0430\u0435\u043c\u043e\u0439 \u043c\u043e\u0449\u043d\u043e\u0441\u0442\u0438. \u041d\u043e \u0432 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u0435 \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438 \u0440\u0435\u0448\u0435\u043d\u0438\u0439 \u0441 PoE \u0438 PoE+ \u0441\u0442\u0430\u043b\u043e \u043e\u0447\u0435\u0432\u0438\u0434\u043d\u043e, \u0447\u0442\u043e \u044d\u0442\u043e\u0433\u043e \u043d\u0435\u0434\u043e\u0441\u0442\u0430\u0442\u043e\u0447\u043d\u043e. \u041d\u0430\u0448\u0438 \u043a\u043b\u0438\u0435\u043d\u0442\u044b \u0441\u0442\u0430\u043b\u043a\u0438\u0432\u0430\u044e\u0442\u0441\u044f \u043d\u0435 \u0442\u043e\u043b\u044c\u043a\u043e \u0441 \u043d\u0435\u0445\u0432\u0430\u0442\u043a\u043e\u0439 \u044d\u043d\u0435\u0440\u0433\u0435\u0442\u0438\u0447\u0435\u0441\u043a\u043e\u0433\u043e \u0431\u044e\u0434\u0436\u0435\u0442\u0430, \u043d\u043e \u0438 \u0441\u043e \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u043d\u044b\u043c \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0435\u043d\u0438\u0435\u043c Ethernet-\u0441\u0435\u0442\u0435\u0439 \u2014 \u0434\u0430\u043b\u044c\u043d\u043e\u0441\u0442\u044c\u044e \u043f\u0435\u0440\u0435\u0434\u0430\u0447\u0438 \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438 \u0432 100 \u043c.\u00a0 \u0412 \u044d\u0442\u043e\u0439 \u0441\u0442\u0430\u0442\u044c\u0435 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-54186","post","type-post","status-publish","format-standard","hentry","category-administrirovanie"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.0.1 - 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Ja natuke vanade mudelite t\u00e4iendustest | ProHoster","description":"Varem oma kommutaatorites arendasime Power over Ethernet tehnoloogiat ainult suunaga edastatava energia suurendamisele. Kuid PoE ja PoE+ lahenduste kasutamise k\u00e4igus sai selgeks, et see ei ole piisav.","canonical_url":"https:\/\/prohoster.info\/et\/blog\/administrirovanie\/test-kommutatorov-tp-link-c-long-range-poe-i-nemnogo-pro-apgrejdy-staryh-modelej","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"et_EE","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47\u0422\u0435\u0441\u0442 \u043a\u043e\u043c\u043c\u0443\u0442\u0430\u0442\u043e\u0440\u043e\u0432 TP-Link c Long range PoE. \u0418 \u043d\u0435\u043c\u043d\u043e\u0433\u043e \u043f\u0440\u043e \u0430\u043f\u0433\u0440\u0435\u0439\u0434\u044b 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