{"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\/hu\/blog\/administrirovanie\/test-kommutatorov-tp-link-c-long-range-poe-i-nemnogo-pro-apgrejdy-staryh-modelej","title":{"rendered":"TP-Link switch teszt hossz\u00fa hat\u00f3t\u00e1vols\u00e1g\u00fa PoE-vel. \u00c9s egy kicsit a r\u00e9gi modellek friss\u00edt\u00e9s\u00e9r\u0151l","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Kor\u00e1bban az Ethernet-telefon\u00e1l\u00e1s technol\u00f3gi\u00e1j\u00e1t csak a leadott teljes\u00edtm\u00e9ny n\u00f6vel\u00e9s\u00e9re fejlesztett\u00fck ki a kapcsol\u00f3inkban. Azonban a PoE \u00e9s PoE+ megold\u00e1sok haszn\u00e1lata sor\u00e1n vil\u00e1goss\u00e1 v\u00e1lt, hogy ez nem elegend\u0151. \u00dcgyfeleink nemcsak az energiaig\u00e9ny hi\u00e1ny\u00e1val, hanem az Ethernet-h\u00e1l\u00f3zatok alapvet\u0151 korl\u00e1taival is szembes\u00fclnek \u2014 az inform\u00e1ci\u00f3\u00e1tvitel 100 m-es t\u00e1vols\u00e1g\u00e1val. Ebben a cikkben bemutatjuk, hogyan ker\u00fclt\u00fck el ezt a korl\u00e1tot, \u00e9s tesztelj\u00fck a hossz\u00fa t\u00e1v\u00fa PoE-t a gyakorlatban.<\/p>\n<p><img decoding=\"async\" alt=\"TP-Link switch teszt hossz\u00fa hat\u00f3t\u00e1vols\u00e1g\u00fa PoE-vel. \u00c9s egy kicsit a r\u00e9gi modellek friss\u00edt\u00e9s\u00e9r\u0151l\" 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>Mi\u00e9rt sz\u00fcks\u00e9ges a hossz\u00fa t\u00e1v\u00fa PoE technol\u00f3gia<\/h2>\n<p>\nSz\u00e1z m\u00e9ter t\u00e1vols\u00e1g soknak t\u0171nik. F\u0151leg, mivel a k\u00e1bel soha nem ker\u00fcl lerak\u00e1sra egyenesen: meg kell ker\u00fclni az \u00e9p\u00fclet kanyarjait, fel kell m\u00e1szni vagy le kell menni a k\u00e1belcsatorn\u00e1k k\u00f6z\u00f6tt, stb. M\u00e9g a k\u00f6zepes m\u00e9ret\u0171 \u00e9p\u00fcletekben is a hossz\u00fas\u00e1gi korl\u00e1toz\u00e1s f\u00e1jdalmas probl\u00e9m\u00e1t okozhat a rendszergazda sz\u00e1m\u00e1ra.\u00a0<\/p>\n<p>Egy iskola\u00e9p\u00fclet p\u00e9lda seg\u00edts\u00e9g\u00e9vel szeretn\u00e9nk szeml\u00e9ltetni, hogy mely eszk\u00f6z\u00f6k k\u00e9pesek PoE-n kereszt\u00fcl \u00e1ramot v\u00e9telezni \u00e9s csatlakozni a h\u00e1l\u00f3zathoz (z\u00f6ld csillagok), \u00e9s melyek nem (piros csillagok). Ha a h\u00e1l\u00f3zati eszk\u00f6z nem telep\u00edthet\u0151 a test\u00fcletek k\u00f6z\u00f6tt, akkor a v\u00e9gpontokon az eszk\u00f6z\u00f6k nem tudnak csatlakozni:<\/p>\n<p><img decoding=\"async\" alt=\"TP-Link switch teszt hossz\u00fa hat\u00f3t\u00e1vols\u00e1g\u00fa PoE-vel. \u00c9s egy kicsit a r\u00e9gi modellek friss\u00edt\u00e9s\u00e9r\u0151l\" src=\"\/wp-content\/uploads\/2019\/12\/b2323fe36a7a266a37429d5c7b68a860.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nA t\u00e1vols\u00e1g korl\u00e1toz\u00e1s\u00e1nak megker\u00fcl\u00e9s\u00e9re a Long Range PoE technol\u00f3gia haszn\u00e1latos: ez lehet\u0151v\u00e9 teszi a vezet\u00e9kes h\u00e1l\u00f3zat lefedetts\u00e9g\u00e9nek kiterjeszt\u00e9s\u00e9t, \u00e9s csatlakoztathatja azokat a felhaszn\u00e1l\u00f3kat, akik ak\u00e1r 250 m\u00e9terre helyezkednek el. A Long Range PoE alkalmaz\u00e1sakor az adatok \u00e9s az energia \u00e1tvitele k\u00e9t m\u00f3don t\u00f6rt\u00e9nik:<\/p>\n<ol>\n<li>Ha a fel\u00fclet sebess\u00e9ge 10 Mbps (hagyom\u00e1nyos Ethernet), akkor a 250 m\u00e9teren bel\u00fcli szakaszokon egyidej\u0171leg lehets\u00e9ges az energia \u00e9s az adatok \u00e1tvitele.\n<\/li>\n<li>Ha viszont a fel\u00fclet sebess\u00e9g\u00e9t 100 Mbps-ra (TL-SL1218MP \u00e9s TL-SG1218MPE modellek eset\u00e9n) vagy 1 Gbps-ra (TL-SG1218MPE modell eset\u00e9n) \u00e1ll\u00edtjuk be, akkor az adatok \u00e1tvitele nem fog t\u00f6rt\u00e9nni \u2014 csak az energia\u00e1tvitel. Ebben az esetben sz\u00fcks\u00e9g lesz valamilyen m\u00e1s m\u00f3dra az adatok \u00e1tvitel\u00e9re, p\u00e9ld\u00e1ul p\u00e1rhuzamosan lefektetett optikai vonalra. A Long Range PoE ebben az esetben csak t\u00e1voli t\u00e1pl\u00e1l\u00e1sra haszn\u00e1lhat\u00f3.\n<\/li>\n<\/ol>\n<p>\n\u00cdgy a Long Range PoE haszn\u00e1lat\u00e1val ugyanannak az iskol\u00e1nak a ter\u00fclet\u00e9n a 10 Mbps sebess\u00e9get t\u00e1mogat\u00f3 h\u00e1l\u00f3zati eszk\u00f6z\u00f6k b\u00e1rmelyik ponton elhelyezhet\u0151k.<\/p>\n<p>\u00a0<img decoding=\"async\" alt=\"TP-Link switch teszt hossz\u00fa hat\u00f3t\u00e1vols\u00e1g\u00fa PoE-vel. \u00c9s egy kicsit a r\u00e9gi modellek friss\u00edt\u00e9s\u00e9r\u0151l\" src=\"\/wp-content\/uploads\/2019\/12\/30b9867a8ed3bf19263da6402759a6e8.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<\/p>\n<h2>Mire k\u00e9pesek a Long Range PoE-t t\u00e1mogat\u00f3 kapcsol\u00f3k<\/h2>\n<p>\nA Long Range PoE funkci\u00f3 k\u00e9t TP-Link switch-n tal\u00e1lhat\u00f3: <noindex><a rel=\"nofollow\" href=\"https:\/\/www.tp-link.com\/ru\/business-networking\/poe-switch\/tl-sg1218mpe\/\">TL-SG1218MPE<\/a><\/noindex> \u00e9s <noindex><a rel=\"nofollow\" href=\"https:\/\/www.tp-link.com\/ru\/business-networking\/unmanaged-switch\/tl-sl1218mp\/\">TL-SL1218MP<\/a><\/noindex>.<\/p>\n<p>A TL-SL1218MP nem menedzselt switch. 16 portja van, \u00f6sszesen 192 W PoE k\u00f6lts\u00e9gkerettel, amely lehet\u0151v\u00e9 teszi, hogy ak\u00e1r 30 W-t is biztos\u00edtson portonk\u00e9nt. Amennyiben nincs t\u00fall\u00e9p\u00e9s az energia kereteken, az \u00f6sszes 16 port Fast Ethernet-telen kap \u00e1ramot.\u00a0\u00a0<\/p>\n<p><img decoding=\"async\" alt=\"TP-Link switch teszt hossz\u00fa hat\u00f3t\u00e1vols\u00e1g\u00fa PoE-vel. \u00c9s egy kicsit a r\u00e9gi modellek friss\u00edt\u00e9s\u00e9r\u0151l\" src=\"\/wp-content\/uploads\/2019\/12\/353152ffad9d4f8e604bd6ba68d2e347.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nA konfigur\u00e1ci\u00f3 a frontpanelek kapcsol\u00f3ival t\u00f6rt\u00e9nik: az egyik aktiv\u00e1lja a Long Range PoE \u00fczemm\u00f3dot, a m\u00e1sik pedig a priorit\u00e1sok be\u00e1ll\u00edt\u00e1s\u00e1t lehet\u0151v\u00e9 teszi a switch energia keret\u00e9nek eloszt\u00e1sakor.\u00a0<\/p>\n<p>A TL-SG1218MPE az Easy Smart switchek k\u00f6z\u00e9 tartozik. Az eszk\u00f6z kezel\u00e9se webb\u00f6ng\u00e9sz\u0151n vagy speci\u00e1lis seg\u00e9dprogramokon kereszt\u00fcl t\u00f6rt\u00e9nik.\u00a0<\/p>\n<p><img decoding=\"async\" alt=\"TP-Link switch teszt hossz\u00fa hat\u00f3t\u00e1vols\u00e1g\u00fa PoE-vel. \u00c9s egy kicsit a r\u00e9gi modellek friss\u00edt\u00e9s\u00e9r\u0151l\" src=\"\/wp-content\/uploads\/2019\/12\/ab809c3a6fbc34790cd5f112f23ee80c.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nA Rendszer interf\u00e9sz r\u00e9szben a rendszergazd\u00e1k sz\u00e1m\u00e1ra el\u00e9rhet\u0151 a standard rutinfeladatok elv\u00e9gz\u00e9se: a rendszergazdai fi\u00f3k jelszav\u00e1nak \u00e9s felhaszn\u00e1l\u00f3nev\u00e9nek megv\u00e1ltoztat\u00e1sa, az ir\u00e1ny\u00edt\u00f3 modul IP-c\u00edm\u00e9nek be\u00e1ll\u00edt\u00e1sa, a firmware friss\u00edt\u00e9se \u00e9s \u00edgy tov\u00e1bb.<\/p>\n<p><img decoding=\"async\" alt=\"TP-Link switch teszt hossz\u00fa hat\u00f3t\u00e1vols\u00e1g\u00fa PoE-vel. \u00c9s egy kicsit a r\u00e9gi modellek friss\u00edt\u00e9s\u00e9r\u0151l\" src=\"\/wp-content\/uploads\/2019\/12\/a69e4a851c26660b5e58c970c63856f0.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nA portok m\u0171k\u00f6d\u00e9si m\u00f3djai a Switching \u2192 Port Setting r\u00e9szben ker\u00fclnek meghat\u00e1roz\u00e1sra. A r\u00e9sz t\u00f6bbi f\u00fcl\u00e9n lehet IGMP-t bekapcsolni\/kikapcsolni, valamint a fizikai interf\u00e9szeket csoportos\u00edtani.<\/p>\n<p><img decoding=\"async\" alt=\"TP-Link switch teszt hossz\u00fa hat\u00f3t\u00e1vols\u00e1g\u00fa PoE-vel. \u00c9s egy kicsit a r\u00e9gi modellek friss\u00edt\u00e9s\u00e9r\u0151l\" src=\"\/wp-content\/uploads\/2019\/12\/06d189ba5e74ad0d8c2071c38046682b.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nA Monitoring r\u00e9szben statisztikai inform\u00e1ci\u00f3k tal\u00e1lhat\u00f3ak a switch portjainak m\u0171k\u00f6d\u00e9s\u00e9r\u0151l. Itt t\u00fck\u00f6rforgalmat is lehet l\u00e9trehozni, be- vagy kikapcsolni a hurkok elleni v\u00e9delmet, \u00e9s elind\u00edtani a be\u00e9p\u00edtett k\u00e1beltesztert.<\/p>\n<p><img decoding=\"async\" alt=\"TP-Link switch teszt hossz\u00fa hat\u00f3t\u00e1vols\u00e1g\u00fa PoE-vel. \u00c9s egy kicsit a r\u00e9gi modellek friss\u00edt\u00e9s\u00e9r\u0151l\" src=\"\/wp-content\/uploads\/2019\/12\/385e0a1bd978a69cf80da3dc0cb8e814.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nA TL-SG1218MPE switch t\u00f6bb virtu\u00e1lis h\u00e1l\u00f3zati \u00fczemm\u00f3dot t\u00e1mogat: 802.1q c\u00edmk\u00e9z\u00e9s, port-alap\u00fa VLAN, \u00e9s MTU VLAN. MTU VLAN \u00fczemm\u00f3dban a switch csak a felhaszn\u00e1l\u00f3i portok \u00e9s az uplink interf\u00e9sz k\u00f6z\u00f6tti forgalmat enged\u00e9lyezi, azaz k\u00f6zvetlen forgalmat a felhaszn\u00e1l\u00f3i portok k\u00f6z\u00f6tt megtiltja. Ezt a technol\u00f3gi\u00e1t Asymmetric VLAN-nak vagy Private VLAN-nak h\u00edvj\u00e1k. A h\u00e1l\u00f3zati biztons\u00e1g n\u00f6vel\u00e9s\u00e9re szolg\u00e1l, hogy a switchhez fizik\u00e1lisan csatlakoz\u00f3 t\u00e1mad\u00f3 ne tudja \u00e1tvenni a vez\u00e9rl\u00e9st.<\/p>\n<p><img decoding=\"async\" alt=\"TP-Link switch teszt hossz\u00fa hat\u00f3t\u00e1vols\u00e1g\u00fa PoE-vel. \u00c9s egy kicsit a r\u00e9gi modellek friss\u00edt\u00e9s\u00e9r\u0151l\" src=\"\/wp-content\/uploads\/2019\/12\/aa92ffeac64c636fffee78bd6b2823ef.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nA QoS r\u00e9szben a felhaszn\u00e1l\u00f3i interf\u00e9sz priorit\u00e1sa adhat\u00f3 meg, sebess\u00e9gkorl\u00e1toz\u00e1s \u00e1ll\u00edthat\u00f3 be a felhaszn\u00e1l\u00f3i forgalomra, \u00e9s viharok kezel\u00e9se is lehets\u00e9ges.<\/p>\n<p><img decoding=\"async\" alt=\"TP-Link switch teszt hossz\u00fa hat\u00f3t\u00e1vols\u00e1g\u00fa PoE-vel. \u00c9s egy kicsit a r\u00e9gi modellek friss\u00edt\u00e9s\u00e9r\u0151l\" src=\"\/wp-content\/uploads\/2019\/12\/3e7bd65d24e53c6d0c64af1712ef8f19.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nA PoE Config r\u00e9szben a rendszergazda k\u00e9nyszer\u00edteni tudja a maxim\u00e1lis teljes\u00edtm\u00e9ny korl\u00e1toz\u00e1s\u00e1t a k\u00fcl\u00f6nb\u00f6z\u0151 fogyaszt\u00f3kra, be\u00e1ll\u00edthatja az interf\u00e9sz energia priorit\u00e1s\u00e1t, valamint csatlakoztathatja vagy kikapcsolhatja a fogyaszt\u00f3t.<\/p>\n<h2>Long Range tesztel\u00e9se<\/h2>\n<p>\n<img decoding=\"async\" alt=\"TP-Link switch teszt hossz\u00fa hat\u00f3t\u00e1vols\u00e1g\u00fa PoE-vel. \u00c9s egy kicsit a r\u00e9gi modellek friss\u00edt\u00e9s\u00e9r\u0151l\" src=\"\/wp-content\/uploads\/2019\/12\/0822dccc44713ee12143442b3f95352c.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nA TL-SL1218MP modelben a Long Range t\u00e1mogat\u00e1s\u00e1t az els\u0151 nyolc port sz\u00e1m\u00e1ra aktiv\u00e1ltuk. A tesztelt IP-telefonunk sikeresen \u00fczemelt. A telefon be\u00e1ll\u00edt\u00e1saib\u00f3l kider\u00fclt, hogy az egyeztetett sebess\u00e9g 10 Mbps. Ezut\u00e1n a Long Range PoE kapcsol\u00f3t kikapcsoltuk, \u00e9s ellen\u0151rizt\u00fck, mi t\u00f6rt\u00e9nik a teszt telefon ut\u00e1n. A k\u00e9sz\u00fcl\u00e9k sikeresen elindult, \u00e9s arr\u00f3l sz\u00e1molt be, hogy 100 Mbps m\u00f3dban m\u0171k\u00f6dik a h\u00e1l\u00f3zati interf\u00e9sz\u00e9n, azonban az adatok nem ker\u00fcltek \u00e1tvitelre a csatorn\u00e1n, \u00e9s a telefon nem regisztr\u00e1lt az \u00e1llom\u00e1son. \u00cdgy a hossz\u00fa Ethernet-csatorn\u00e1kra csatlakoz\u00f3 fogyaszt\u00f3k t\u00e1pl\u00e1l\u00e1sa lehets\u00e9ges a Long Range PoE \u00fczemm\u00f3d aktiv\u00e1l\u00e1sa n\u00e9lk\u00fcl, de ebben az esetben csak a t\u00e1pl\u00e1l\u00e1s ker\u00fcl \u00e1tvitelre a csatorn\u00e1n, nem az adatok.<\/p>\n<p>Norm\u00e1l Ethernet t\u00e1pl\u00e1l\u00e1si m\u00f3dban (amikor a szegmens hossza nem haladja meg a 100 m\u00e9tert) az energia \u00e9s az adatok \u00e1tvitele ak\u00e1r 1 Gbps sebess\u00e9ggel is t\u00f6rt\u00e9nik. A PoE-vel t\u00e1pl\u00e1lt telefonk\u00e9sz\u00fcl\u00e9k tesztel\u00e9se, amely a maxim\u00e1lis hossz\u00fas\u00e1g\u00fa k\u00e1bellel van csatlakoztatva, sikeresen zajlott.<\/p>\n<p><img decoding=\"async\" alt=\"TP-Link switch teszt hossz\u00fa hat\u00f3t\u00e1vols\u00e1g\u00fa PoE-vel. \u00c9s egy kicsit a r\u00e9gi modellek friss\u00edt\u00e9s\u00e9r\u0151l\" src=\"\/wp-content\/uploads\/2019\/12\/cc2225d2c1a4826f02b18af7c454e8f6.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nA TL-SG1218MPE kapcsol\u00f3n az egyik portot 10 Mbps Half Duplex \u00e1llapot\u00fara v\u00e1ltottuk \u2014 a k\u00e9sz\u00fcl\u00e9k sikeresen csatlakozott.<\/p>\n<p><img decoding=\"async\" alt=\"TP-Link switch teszt hossz\u00fa hat\u00f3t\u00e1vols\u00e1g\u00fa PoE-vel. \u00c9s egy kicsit a r\u00e9gi modellek friss\u00edt\u00e9s\u00e9r\u0151l\" src=\"\/wp-content\/uploads\/2019\/12\/5ed0c974990a6aca32c973fd37c5d0d7.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nTerm\u00e9szetesen meg akartuk tudni, mennyi energi\u00e1t fogyaszt a telefon ezen a kapcsolaton, \u00e9s kider\u00fclt, hogy mind\u00f6ssze 1,6 W.<\/p>\n<pre><code class=\"plaintext\">C:&gt;ping -t 192.168.1.10\nA 192.168.1.10 pingel\u00e9se 32 b\u00e1jt adatcsomaggal:\nV\u00e1lasz a 192.168.1.10-t\u0151l: bytes=32 time&lt;1ms TTL=64\nV\u00e1lasz a 192.168.1.10-t\u0151l: bytes=32 time&lt;1ms TTL=64\nV\u00e1lasz a 192.168.1.10-t\u0151l: bytes=32 time&lt;1ms TTL=64\nV\u00e1lasz a 192.168.1.10-t\u0151l: bytes=32 time&lt;1ms TTL=64\nV\u00e1lasz a 192.168.1.10-t\u0151l: bytes=32 time&lt;1ms TTL=64\nV\u00e1lasz a 192.168.1.10-t\u0151l: bytes=32 time&lt;1ms TTL=64\nV\u00e1lasz a 192.168.1.10-t\u0151l: bytes=32 time&lt;1ms TTL=64\nV\u00e1lasz a 192.168.1.10-t\u0151l: bytes=32 time&lt;1ms TTL=64\nV\u00e1lasz a 192.168.1.10-t\u0151l: bytes=32 time&lt;1ms TTL=64\nK\u00e9r\u00e9s id\u0151t\u00fall\u00e9p\u00e9s t\u00f6rt\u00e9nt.\nK\u00e9r\u00e9s id\u0151t\u00fall\u00e9p\u00e9s t\u00f6rt\u00e9nt.\nK\u00e9r\u00e9s id\u0151t\u00fall\u00e9p\u00e9s t\u00f6rt\u00e9nt.\nK\u00e9r\u00e9s id\u0151t\u00fall\u00e9p\u00e9s t\u00f6rt\u00e9nt.\nK\u00e9r\u00e9s id\u0151t\u00fall\u00e9p\u00e9s t\u00f6rt\u00e9nt.\nK\u00e9r\u00e9s id\u0151t\u00fall\u00e9p\u00e9s t\u00f6rt\u00e9nt.\nK\u00e9r\u00e9s id\u0151t\u00fall\u00e9p\u00e9s t\u00f6rt\u00e9nt.\nPing statisztika a 192.168.1.10-hez:\n\u00a0\u00a0\u00a0\u00a0Csomagok: K\u00fcldve = 16, Fogadva = 9, Elveszett = 7 (43% vesztes\u00e9g),\nKb. k\u00f6rutaz\u00e1si id\u0151 milliszekundumban:\n\u00a0\u00a0\u00a0\u00a0Minimum = 0ms, Maximum = 0ms, \u00c1tlag = 0ms\nControl-C\n<\/code><\/pre>\n<p>\nDe ha a kapcsol\u00f3 interf\u00e9sz\u00e9t 100 Mbps Half Duplex vagy 100 Mbps Full Duplex \u00fczemm\u00f3dba \u00e1ll\u00edtjuk, a telefon kapcsolat azonnal megszakad, \u00e9s nem \u00e1ll helyre.<\/p>\n<p><img decoding=\"async\" alt=\"TP-Link switch teszt hossz\u00fa hat\u00f3t\u00e1vols\u00e1g\u00fa PoE-vel. \u00c9s egy kicsit a r\u00e9gi modellek friss\u00edt\u00e9s\u00e9r\u0151l\" src=\"\/wp-content\/uploads\/2019\/12\/aa45166e17016287d0955f05a87d9ad5.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nA felhaszn\u00e1l\u00f3i interf\u00e9sz Link Down \u00e1llapotban van.<\/p>\n<p><img decoding=\"async\" alt=\"TP-Link switch teszt hossz\u00fa hat\u00f3t\u00e1vols\u00e1g\u00fa PoE-vel. \u00c9s egy kicsit a r\u00e9gi modellek friss\u00edt\u00e9s\u00e9r\u0151l\" src=\"\/wp-content\/uploads\/2019\/12\/73d33bed85124d00578585875b9f581d.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nSzinte ugyanaz t\u00f6rt\u00e9nik, ha az interf\u00e9szt automatikus sebess\u00e9g \u00e9s duplex egyeztet\u00e9s \u00e1llapot\u00e1ba \u00e1ll\u00edtjuk. Ez\u00e9rt a hossz\u00fa Ethernet-szegmensek haszn\u00e1lat\u00e1nak egyetlen m\u00f3dja a kapcsolat sebess\u00e9g\u00e9nek 10 Mbps-ra val\u00f3 manu\u00e1lis be\u00e1ll\u00edt\u00e1sa.<\/p>\n<p><img decoding=\"async\" alt=\"TP-Link switch teszt hossz\u00fa hat\u00f3t\u00e1vols\u00e1g\u00fa PoE-vel. \u00c9s egy kicsit a r\u00e9gi modellek friss\u00edt\u00e9s\u00e9r\u0151l\" src=\"\/wp-content\/uploads\/2019\/12\/7413ac37faa1ed61d794c56b04cf32a5.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nSajnos, az ilyen hossz\u00fa k\u00e1bel szegmensek nem \u00e9rz\u00e9kelhet\u0151k a be\u00e9p\u00edtett k\u00e1beltesztel\u0151vel.<\/p>\n<h2>A PoE-hez kapcsol\u00f3d\u00f3 switch-ek friss\u00edt\u00e9se<\/h2>\n<p>\nMivel a PoE-t t\u00e1pl\u00e1l\u00f3 eszk\u00f6z\u00f6k sz\u00e1ma folyamatosan n\u00f6vekszik, friss\u00edtett\u00fck a r\u00e9gi modellek t\u00e1pegys\u00e9geit. Mostant\u00f3l a 110 W-os \u00e9s 192 W-os t\u00e1pegys\u00e9gek helyett minden modellhez 150 W-os \u00e9s 250 W-os egys\u00e9gek tartoznak. Mindezeket a v\u00e1ltoz\u00e1sokat a t\u00e1bl\u00e1zatban lehet megtekinteni:<\/p>\n<p><img decoding=\"async\" alt=\"TP-Link switch teszt hossz\u00fa hat\u00f3t\u00e1vols\u00e1g\u00fa PoE-vel. \u00c9s egy kicsit a r\u00e9gi modellek friss\u00edt\u00e9s\u00e9r\u0151l\" src=\"\/wp-content\/uploads\/2019\/12\/82dc6c6203f998b258fdd105381c919f.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nMivel a PoE technol\u00f3gia a fogyaszt\u00f3i szegmensbe is beker\u00fclt, a modellpalett\u00e1n egy \u00fajabb v\u00e1ltoz\u00e1s, hogy megjelentek a kis irod\u00e1k \u00e9s otthoni haszn\u00e1latra tervezett switch-ek.<\/p>\n<p>A 2019-es nem kezelt Fast Ethernet switch-ek sor\u00e1ban megjelentek a modellek <noindex><a rel=\"nofollow\" href=\"https:\/\/www.tp-link.com\/ru\/business-networking\/unmanaged-switch\/tl-sf1005p\/\">TL-SF1005P<\/a><\/noindex> \u00e9s <noindex><a rel=\"nofollow\" href=\"https:\/\/www.tp-link.com\/ru\/business-networking\/unmanaged-switch\/tl-sf1008p\/\">TL-SF1008P<\/a><\/noindex> 5 \u00e9s 8 porttal. A modellek energetikai k\u00f6lts\u00e9gvet\u00e9se 58 W, amely n\u00e9gy interf\u00e9sz k\u00f6z\u00f6tt oszthat\u00f3 el (maximum 15,4 W portonk\u00e9nt). A switch-ekben nincsenek ventil\u00e1torok, \u00edgy k\u00f6zvetlen\u00fcl az irodai \u00e9s munkahelyi helyis\u00e9gekben, lak\u00e1sokban is elhelyezhet\u0151k, \u00e9s b\u00e1rmilyen IP-kamera \u00e9s IP-telefon csatlakoztat\u00e1s\u00e1ra haszn\u00e1lhat\u00f3k. A switch-ek priorit\u00e1sosan oszthatj\u00e1k el az energi\u00e1t: t\u00falterhel\u00e9s eset\u00e9n a alacsonyabb priorit\u00e1s\u00fa eszk\u00f6z\u00f6k kapcsol\u00f3dnak ki.<\/p>\n<p>A modellek <noindex><a rel=\"nofollow\" href=\"https:\/\/www.tp-link.com\/ru\/business-networking\/unmanaged-switch\/tl-sg1005p\/\">TL-SG1005P<\/a><\/noindex> \u00e9s <noindex><a rel=\"nofollow\" href=\"https:\/\/www.tp-link.com\/ru\/business-networking\/unmanaged-switch\/tl-sg1008p\/\">TL-SG1008P<\/a><\/noindex>, ahogyan az SF modellek is, asztali haszn\u00e1latra k\u00e9sz\u00fcltek, de be\u00e9p\u00edtett gigabites switch-el rendelkeznek, amely lehet\u0151v\u00e9 teszi a 802.3af t\u00e1mogatott nagy sebess\u00e9g\u0171 v\u00e9gberendez\u00e9sek csatlakoztat\u00e1s\u00e1t.\u00a0<\/p>\n<p>A switch <noindex><a rel=\"nofollow\" href=\"https:\/\/www.tp-link.com\/ru\/business-networking\/unmanaged-switch\/tl-sg1008mp\/\">TL-SG1008MP<\/a><\/noindex> asztalon \u00e9s rackben egyar\u00e1nt elhelyezhet\u0151. E modellek nyolc Gigabit Ethernet porttal rendelkeznek, amelyek mindegyike IEEE 802.3af\/at t\u00e1mogat\u00e1s\u00fa eszk\u00f6zh\u00f6z csatlakoztathat\u00f3, maxim\u00e1lisan 30 W teljes\u00edtm\u00e9nnyel. Az eszk\u00f6z \u00f6sszes\u00edtett energetikai k\u00f6lts\u00e9gvet\u00e9se 126 W. A switch k\u00fcl\u00f6nlegess\u00e9ge az energiatakar\u00e9kos \u00fczemm\u00f3d t\u00e1mogat\u00e1sa, amely lehet\u0151v\u00e9 teszi, hogy a switch rendszeresen pingelje portjait, \u00e9s ha nincs csatlakoztatott eszk\u00f6z, akkor kikapcsolja a t\u00e1pell\u00e1t\u00e1st. Ez lehet\u0151v\u00e9 teszi az energiatakar\u00e9koss\u00e1g 75%-kal t\u00f6rt\u00e9n\u0151 cs\u00f6kkent\u00e9s\u00e9t.\u00a0<\/p>\n<p>A TL-SG1218PE mellett a TP-Link kezelt switch-ei k\u00f6z\u00f6tt megtal\u00e1lhat\u00f3k a modellek <noindex><a rel=\"nofollow\" href=\"https:\/\/www.tp-link.com\/ru\/business-networking\/easy-smart-switch\/tl-sg108pe\/\">TL-SG108PE <\/a><\/noindex>\u00e9s <noindex><a rel=\"nofollow\" href=\"https:\/\/www.tp-link.com\/ru\/business-networking\/easy-smart-switch\/tl-sg1016pe\/\">TL-SG1016PE<\/a><\/noindex>. Ezeknek az eszk\u00f6z\u00f6knek az \u00f6sszes\u00edtett energiateljes\u00edtm\u00e9nye 55 W. Ez a k\u00f6lts\u00e9gvet\u00e9s eloszthat\u00f3 n\u00e9gy port k\u00f6z\u00f6tt, maxim\u00e1lisan 15,4 W teljes\u00edtm\u00e9nnyel portonk\u00e9nt. Ezek a switch-ek ugyanazzal a firmware-rel rendelkeznek, mint a TL-SG1218PE, \u00edgy a funkci\u00f3ik is azonosak: h\u00e1l\u00f3zati monitoroz\u00e1s, forgalomprioriz\u00e1l\u00e1s, QoS, MTU VLAN.<\/p>\n<p><i>A TP-Link PoE eszk\u00f6z\u00f6k teljes modellsorozat\u00e1nak le\u00edr\u00e1sa megtal\u00e1lhat\u00f3 a <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\">linkre kattintva<\/a><\/noindex><\/i>.<\/i><br \/>\n<br \/>Forr\u00e1s: <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 5.0.3 - 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