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Sunday, December 22, 2013

SDN Openflow

Nah ng kene saiki lagi musim SDN openflow, ngerti ra? hehe.. aku yo lagi reti ae, asline proyek beasiswaku kui sak semester iki tekan januari nggarap wifi handoff, ssuk tak bahas lah yo intine proyekke kui pye carane device pindah tempat ganti access point tapi ra DC sek ngunu, dadi misal lagi nonton bal streamingan yo ra buffer ngunu dab, intine ngunu kui nek detil'e ssuk tak bahas neh.

Nah nek saiki aku meh curhat SDN Openflow, wah kui panganan op?
Asline aq yo maune blas  ra mudeng tenan iki asline op sih. akhire bar googling2 yo njuk dadi reti.

Intine ngene dab, awak dewe kudu paham konsep jaringan sek, nek saiki awak dewe delok perkembangan sistem operasi misale, distribusi linux akeh banged, terus android, ubuntu mobile dkk, terus ndelok bahasa pemrogramman yo saiki tambah akeh tur fitur'e macem 2 kyo ruby, terus rails, ono GO pemrograman sko google, lan liyane.

Nah saiki coba dewe delok jaringan, jaringan kui paling angel ta di oprek asline, maksude pye yo aku ngomong'e intine maksude ngene, awak dewe kan tinggal manut kro vendor hardware ta, misal tuku switch, op akses point tinggal pasang konekke ng jaringan terus beres ta? mudeng ta maksudku?
ra mudeng paket datane kui terus pye, lewat endi ae dkk.. intine stuck lah ra iso di otak atik ngunu, op neh saiki ono vendor sik terkenal banged ng ndunyo telekomunikasi sopo neh nek ra cisco.

Tak akoni sangar tenan, ra mung device tapi ono pelatihane, malah ono sertifikasine, nak saiki aku meh tekok, sik podo nganggo cisco kan yo mung manut kro fitur e cisco kan? lah ra iso di oprek juga kan? tur yo tetep ae bar di pasang yo wis ta? awak dewe ra iso ngontrol datane ta?

Nah saiki tak genahne neh, intine kan ng proses ngirimke data, cobane nggo perintah "traceroute" ng os op ae iso, misal traceroute google.com nah mengko kan awak dewe weruh request awak dewe ng google kui lewat IP endi ae (istilae lewat router endi ae), nah ngono kui kan awak dewe ra iso ngontrol datane kan? yo wis manut op anane ta?

image source => http://chris-rd.blogspot.kr/2013/03/openflow-spec-v100.html

Nah intine tiap swith op router kui kan ono 2 komponen, jenenge control plan kro data plan, datane kro sik nggo ngontrol, kontrol plan e kui isine misal algoritma nggo routing paket dsb. Nah saiki model'e swich op router kui mung ono data plan thoq, sik nggo ngontrol ono device jenenge controller, terus jenenge protocol/ aturan sik mengko iso nggo ngatur datane meh rep lewat switch sik endi ae kui jenenge "openflow" dadi openflow kui protocol de'e ngganggo protocol aman koq, SSL ketoe. intine dadi nek awak dewe nganggo openflow iso ngontrol datane awak dewe meh rep lewat endi ae ngunu.

Nah terus SDN? Software defined netwok nah kui model, wis aq bingung lhe rep ngomong tak copas ae lah "Software defined networking (SDN) is a model for network control, based on the idea that network traffic flow can be made programmable at scale, thus enabling new dynamic models for traffic management."

Nah dadi ssuk kui, masa depan jarene sih awak dewe iso ngontrol paket, misal wah aq pingin ngirip data ng server kae, lewat kene ae lah sik trafikke ra kebak, intine wong jaringan saiki di desak, ra mung konfigurasi terus ae dab, tapi coding, intine jaringan ssuk iso di coding lah, mudeng ta?

Nah mugo2 sik moco dadi mudeng ra malah mubeng op neh keblinger
salam jogja dab.

Nek iseh ono sik rung mudeng iso tekon ng komentar, kie mau tak tambahi penjelasan neh neng komentar :) mergo ono sik takon, monggo diskusi nggo kemajuan negoro lan bongso :)

3 comments:

  1. Seh ga mudeng asline haha.... brarti iso ngatur bangsane protokol2 smtp,ftp,http,sip ben endi sing meh di prioritaske??
    sing dimaksud control plan ki pye ga dong aq, po iso ngontrol configurasi akeh router dalam satu control panel ngono po pye ??? hehe.... :D

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    Replies
    1. uga ngono bro, ngene lho, asline konsep routing kudu reti sek, jajal cobanen kwe nggo cmd, op terminal ng linux perintah traceroute. reti perintah traceroute uga?

      misal traceroute www.google.com mengko hasilke kan list router sko PCmu tekan server'e google, nah nek awak dewe masang router, op tuku router contone kyo cisco ngono kae pas dipasang mengko iso di setting meh nggowo dinamic routing op static, nek static mengko awak dewe isi dewe ng table routing, nek dinamik biasane nggowo protocol gawanane router e list routing protocol iso mbok kwe googling.

      nah nek router saiki konsep pe ono 2 mau, data plan kro control plan, data plan nggo data, control plan nggo ngontrol data mau, data iki meh di route ng ndi, nggowo protocol op dsb, nah konsep SDN kui ng router mung data plan thoq ae..

      control plan kui siji ae, ng hardware jeneng'e controller, nek saiki PC iso dadi controller di installi openflow controller kyo floodlight, ryu, nox, pox dsb kyo ng postinganq list openflow project.

      nah mengko awak dewe kui nek meh ngirim paket, tinggal delok ae jaringane nggo network monitoring, jaringan sik padat endi yo? wah kene padat yo tak kirim lewat dalan kene ae, termasuk dadine network iso transparant, dewe iso ngontrol data ne .. ngunu kui lah. :)

      mudeng ra? hehe

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  2. I hope to get a very useful Cleaning Services site for everything you need in this very special world

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