He aha i hiahiatia ai ngā Network Taps me ngā Network Packet Brokers mō tō Hopu Waka Whatunga? (Wāhanga 1)

Kupu Whakataki

Ko te Waka Whatunga te tapeke o ngā mōkihi e haere ana i roto i te hononga whatunga i roto i te wā kotahi, koinei te taupū taketake hei ine i te kawenga whatunga me te mahi tuku whakamua. Ko te aroturuki i te waka whatunga he hopu i ngā raraunga whānui o ngā mōkihi tuku whatunga me ngā tatauranga, ā, ko te hopu raraunga waka whatunga he hopu i ngā mōkihi raraunga IP whatunga.

I te whānui haere o te tauine whatunga Q o te pokapū raraunga, kua nui haere te pūnaha tono, kua uaua haere te hanganga whatunga, kua teitei haere ngā ratonga whatunga i runga i ngā whakaritenga rauemi whatunga, kua piki haere ngā tūmomo mōrearea haumarutanga whatunga, kua piki haere tonu te whakahaere me te tiaki i ngā whakaritenga kua whakatikatikaina, kua riro te kohikohi me te tātari waka whatunga hei tikanga tātari nui o te hanganga pokapū raraunga. Mā te tātari hohonu o te waka whatunga, ka taea e ngā kaiwhakahaere whatunga te tere ake i te taunga hapa, te tātari raraunga tono, te arotau i te hanganga whatunga, te mahi pūnaha me te whakahaere haumarutanga kia māmā ake te whakamahi, me te tere ake i te taunga hapa. Ko te kohikohi waka whatunga te pūtake o te pūnaha tātari waka. He āwhina te whatunga hopu waka whānui, whaitake me te whai hua ki te whakapai ake i te whai huatanga o te hopu, te tātari me te tātari waka whatunga, te whakatutuki i ngā hiahia o te tātari waka mai i ngā koki rerekē, te arotau i ngā tohu mahi whatunga me te pakihi, me te whakapai ake i te wheako me te makona o te kaiwhakamahi.

He mea tino nui te ako i ngā tikanga me ngā taputapu mō te hopu i ngā waka whatunga kia mārama ai, kia whakamahi ai hoki i te whatunga, kia tika ai te aroturuki me te tātari i te whatunga.

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Te Uara o te Kohikohi/Hopu i ngā Waka Whatunga

Mō te whakahaere me te tiaki i ngā pokapū raraunga, mā te whakatū i tētahi tūāpapa hopu waka whatunga kotahi, me te tūāpapa aroturuki me te tātari ka taea te whakapai ake i te whakahaere mahi me te tiaki me te taumata whakahaere tonu pakihi.

1. Te Whakarato Pūtake Raraunga Aroturuki me te Tātari: Ko te whakawhitiwhitinga o ngā taunekeneke pakihi i runga i te hanganga whatunga i whiwhihia mā te hopu raraunga whatunga ka taea te whakarato i te pūtake raraunga e hiahiatia ana mō te aroturukitanga whatunga, te aroturukitanga haumarutanga, te raraunga nui, te tātari whanonga kiritaki, te tātari me te arotautanga o ngā whakaritenga rautaki urunga, ngā momo tūāpapa tātari tirohanga katoa, tae atu ki te tātari utu, te whakawhānui tono me te hekenga.

2. Te Pūkenga Ārai Hapa Katoa: mā te hopu i ngā raraunga whatunga, ka taea te whakatutuki i te tātaritanga whakamuri me te tautuhi hapa o ngā raraunga hītori, te tautoko i ngā raraunga hītori mō ngā tari whanaketanga, tono me ngā tari pakihi, me te whakaoti rapanga o te uaua ki te hopu taunakitanga, te iti o te whai huatanga, tae noa ki te kore e taea te whakakore.

3. Whakapai ake i te Whai Hua o te Whakahaere Hapa. Mā te whakarato i tētahi pūtake raraunga kotahi mō te whatunga, te aroturuki tono, te aroturuki haumarutanga me ētahi atu tūāpapa, ka taea te whakakore i te koretake me te kore taurite o ngā mōhiohio i kohia e ngā tūāpapa aroturuki taketake, te whakapai ake i te whai huatanga o te whakahaere i ngā momo āhuatanga ohorere katoa, te kimi tere i te raruraru, te tīmata anō i te pakihi, me te whakapai ake i te taumata o te haere tonu o te pakihi.

Te Whakarōpūtanga o te Kohikohi/Hopu Waka Whatunga

Ko te hopu i ngā waka whatunga he aro turuki me te tātari i ngā āhuatanga me ngā huringa o te rere raraunga whatunga rorohiko kia taea ai te hopu i ngā āhuatanga waka o te whatunga katoa. E ai ki ngā pūtake rerekē o te waka whatunga, ka wehea te waka whatunga ki te waka tauranga pona whatunga, te waka IP pito-ki-pito, te waka ratonga o ngā ratonga motuhake me te waka raraunga ratonga kaiwhakamahi katoa.

1. Te Waka Tauranga Pūnga Whatunga

Ko te rerenga o te tauranga whatunga e pā ana ki ngā tatauranga mōhiohio o ngā mōkihi e haere mai ana, e haere atu ana hoki i te tauranga pūrere whatunga. Kei roto ko te maha o ngā mōkihi raraunga, te maha o ngā paita, te tohatoha rahi o te mōkihi, te ngaronga o te mōkihi me ētahi atu mōhiohio tatauranga kāore e akohia.

2. Te Waka IP Mutunga-ki-Mutu

Ko te rerenga IP pito-ki-te-mutunga e pā ana ki te paparanga whatunga mai i te pūtake ki te ūnga! Ngā tatauranga o ngā mōkihi P. Ki te whakatauritea ki te rerenga tauranga pūnga whatunga, he nui ake ngā mōhiohio kei roto i te rerenga IP pito-ki-te-mutunga. Mā te tātari i a ia, ka taea e tātou te mōhio ki te whatunga ūnga e uru atu ai ngā kaiwhakamahi o te whatunga, he pūtake nui tēnei mō te tātari whatunga, te whakamahere, te hoahoa me te arotau.

3. Te Waka o te Papa Ratonga

Kei roto i te rerenga ratonga ngā mōhiohio e pā ana ki ngā tauranga o te paparanga tuawhā (paparanga rā TCP) me te rerenga IP mai i te pito ki te pito. He mārama kei roto ngā mōhiohio e pā ana ki ngā momo ratonga tono ka taea te whakamahi mō ngā tātaritanga taipitopito.

4. Te Whakaoti i te Whakawhitiwhiti Raraunga Pakihi a te Kaiwhakamahi

He tino whai hua te haere mai o ngā raraunga katoa a te ratonga kaiwhakamahi mō te tātari i te haumarutanga, te mahi me ētahi atu āhuatanga. Ko te hopu i ngā raraunga katoa a te ratonga kaiwhakamahi me whai kaha hopu me te tere me te kaha rokiroki kōpae mārō tino teitei. Hei tauira, mā te hopu i ngā mōkihi raraunga e tae mai ana a ngā kaipahua ka taea te aukati i ētahi hara, te tiki taunakitanga nui rānei.

Tikanga Noa mō te Kohikohi/Hopu i ngā Waka Whatunga

E ai ki ngā āhuatanga me ngā tikanga tukatuka o te hopu waka whatunga, ka taea te wehewehe i te hopu waka ki ngā wāhanga e whai ake nei: te kohikohinga wāhanga me te kohikohinga katoa, te kohikohinga hohe me te kohikohinga kore mahi, te kohikohinga pokapū me te kohikohinga tohatoha, te kohikohinga taputapu me te kohikohinga pūmanawa, me ētahi atu. I te whanaketanga o te kohikohinga waka, kua whakaputaina ētahi tikanga kohikohi waka whai hua me te mahi i runga i ngā whakaaro whakarōpūtanga i runga ake nei.

Ko te hangarau kohikohinga waka whatunga te nuinga o te wā ko te hangarau aroturuki e ahu mai ana i te whakaata waka, te hangarau aroturuki e ahu mai ana i te hopu pākete wā-tūturu, te hangarau aroturuki e ahu mai ana i te SNMP/RMON, me te hangarau aroturuki e ahu mai ana i te kawa tātari waka whatunga pēnei i te NetiowsFlow. I roto i ēnei, ko te hangarau aroturuki e ahu mai ana i te whakaata waka ko te tikanga TAP mariko me te tikanga tohatoha e ahu mai ana i te tirotiro taputapu.

1. I runga i te Aroturukitanga Whakaata Waka

Ko te kaupapa matua o te hangarau aroturuki waka whatunga e ahu mai ana i te whakaata katoa ko te whakatutuki i te kohinga kape me te whakaahua kore-ngaro o te waka whatunga mā te whakaata tauranga o ngā taputapu whatunga pēnei i ngā pana, i ngā taputapu tāpiri rānei pēnei i te wehewehe whatu me te tirotiro whatunga. Me whakamahi te aroturuki i te whatunga katoa i tētahi kaupapa tohatoha, me te whakatū i tētahi tirotiro ki ia hononga, kātahi ka kohia ngā raraunga o ngā tirotiro katoa mā te tūmau papamuri me te pātengi raraunga, me te mahi tātari waka me te pūrongo roa mō te whatunga katoa. Ki te whakatauritea ki ētahi atu tikanga kohikohi waka, ko te āhuatanga tino nui o te kohikohi whakaahua waka ko te taea te whakarato i ngā mōhiohio paparanga tono whai kiko.

2. I runga i te Aroturukitanga Hopu Pākete Wā-tūturu

I runga i te hangarau tātari hopu mōkihi wā-tūturu, ko te nuinga o te wā ka whakaratohia he tātaritanga raraunga taipitopito mai i te paparanga ā-tinana ki te paparanga tono, me te arotahi ki te tātaritanga kawa. Ka hopukina e ia ngā mōkihi atanga i roto i te wā poto hei tātaritanga, ā, he maha ngā wā ka whakamahia hei whakatutuki i te tātaritanga tere me te otinga o te mahi whatunga me te hapa. Ko ōna ngoikoretanga e whai ake nei: kāore e taea te hopu mōkihi me te nui o te waka me te wā roa, ā, kāore e taea te tātari i te ia o te waka a ngā kaiwhakamahi.

3. Hangarau Aroturuki i runga i te SNMP/RMON

Mā te aroturukitanga o ngā waka e ahu mai ana i te kawa SNMP/RMON ka kohia ētahi taurangi e pā ana ki ngā taputapu motuhake me ngā mōhiohio waka mā te taputapu whatunga MIB. Kei roto i tēnei: ​​te maha o ngā paita whakauru, te maha o ngā mōkihi whakauru kāore i te pāhotia, te maha o ngā mōkihi pāhotanga whakauru, te maha o ngā hekenga mōkihi whakauru, te maha o ngā hapa mōkihi whakauru, te maha o ngā mōkihi kawa whakauru kāore i te mōhiotia, te maha o ngā mōkihi putanga, te maha o ngā mōkihi putanga kāore i te pāhotia, te maha o ngā mōkihi pāhotanga putanga, te maha o ngā hekenga mōkihi putanga, te maha o ngā hapa mōkihi putanga, me ētahi atu. Nā te mea he maha ngā pouara e tautoko ana i te SNMP paerewa, ko te painga o tēnei tikanga kāore he taputapu kohikohi raraunga tāpiri e hiahiatia ana. Heoi, ko ngā ihirangi tino taketake anake kei roto, pērā i te maha o ngā paita me te maha o ngā mōkihi, kāore e pai mō te aroturukitanga waka uaua.

4. Hangarau Aroturuki Waka e hangai ana ki te Rerenga-Kupenga

I runga i te aroturukitanga o ngā waka a Nethow, ka whakawhānuihia ngā mōhiohio waka e whakaratohia ana ki te maha o ngā paita me ngā mōkihi i runga i ngā tatauranga e rima-tuple (wāhitau IP pūtake, wāhitau IP ūnga, tauranga pūtake, tauranga ūnga, tau kawa), ka taea te wehewehe i te rere o ia hongere arorau. He tino whai hua te tikanga aroturuki mō te kohikohi mōhiohio, engari kāore e taea te tātari i ngā mōhiohio o te paparanga ā-tinana me te paparanga hononga raraunga, ā, me whakapau i ētahi rauemi ara. I te nuinga o te wā me hono atu he kōwae mahi motuhake ki ngā taputapu whatunga.


Wā tuku: Oketopa-17-2024