Libakeng tsa kajeno tse rarahaneng, tse lebelo le holimo, 'me hangata li patiloe ka mokhoa o patiloeng, ho fihlella ponahalo e felletseng ke ntho ea bohlokoa bakeng sa ts'ireletso, tlhahlobo ea ts'ebetso le ho latela melao.Li-Network Packet Brokers (NPBs)li fetohile ho tloha ho li-aggregator tse bonolo tsa TAP ho ea ho li-platform tse tsoetseng pele, tse bohlale tse bohlokoa bakeng sa ho laola likhohola tsa data ea sephethephethe le ho netefatsa hore lisebelisoa tsa ts'ireletso le ts'ireletso li sebetsa hantle. Mona ke tlhahlobo e qaqileng ea maemo a bona a mantlha a ts'ebeliso le tharollo:
Mathata a mantlha a NPBs Rarolla:
Marang-rang a kajeno a hlahisa sephethephethe se seholohali. Ho hokela lisebelisoa tsa bohlokoa tsa ts'ireletso le ho beha leihlo (IDS/IPS, NPM/APM, DLP, forensics) ka kotloloho ho lihokelo tsa marang-rang (ka li-port tsa SPAN kapa TAPs) ha ho sebetse ebile hangata ha ho khonehe ka lebaka la:
1. Tool overload: Lisebelisoa li tlala sephethephethe se sa hlokahaleng, liphutheloana tse lahlang le litšokelo tse sieo.
2. Ho se sebetse hantle ha lisebelisoa: Lisebelisoa tsa litšila tsa lisebelisoa li sebetsana le lintlha tse kopitsoang kapa tse sa hlokahaleng.
3. Complex Topology: Marang-rang a ajoang (Litsi tsa Boitsebiso, Leru, Liofisi tsa Makala) li etsa hore ho be le phephetso ea ho beha leihlo bohareng.
4. Matheba a Foufetseng a Encryption: Lisebelisoa ha li khone ho hlahloba sephethephethe se patiloeng (SSL/TLS) ntle le ho hlakola.
5. Mehloli e Lekanyelitsoeng ea SPAN: Likou tsa SPAN li sebelisa lisebelisoa tsa switch 'me hangata ha li khone ho sebetsana le sephethephethe se felletseng.
Tharollo ea NPB: Phatlalatso e Bohlale ea Sephethephethe
Li-NPB li lula pakeng tsa li-TAP tsa marang-rang / li-port tsa SPAN le lisebelisoa tsa ts'ireletso / ts'ireletso. Ba sebetsa joalo ka "mapolesa a sephethephethe" a bohlale a etsa:
1. Aggregation: Kopanya sephethephethe ho tsoa ho lihokelo tse ngata (tsa 'mele, tsa sebele) ho li fepa tse kopaneng.
2. Ho sefa: Ka mokhoa o ikhethileng, fetisetsa sephethephethe se nepahetseng feela ho lisebelisoa tse ikhethileng tse ipapisitseng le maemo (IP/MAC, VLAN, protocol, port, application).
3. Ho leka-lekanya Meroalo: Abela sephethephethe ka mokhoa o leka-lekaneng maemong a mangata a sesebelisoa se le seng (mohlala, li-sensor tsa IDS tse kopaneng) bakeng sa scalability le botsitso.
4. Deduplication: Tlosa likopi tse ts'oanang tsa lipakete tse hapiloeng lihokelong tse sa hlokahaleng.
5. Pakete ea Slicing: Tlosa lipakete (ho tlosa moputso) ha u ntse u boloka lihlooho, ho fokotsa bandwidth ho lisebelisoa tse hlokang metadata feela.
6. SSL/TLS Decryption: Emisa mananeo a encrypted (ho sebelisa linotlolo), ho hlahisa sephethephethe sa mongolo o hlakileng ho lisebelisoa tsa tlhahlobo, ebe o etsa encryption hape.
7. Replication / Multicasting: Romella sephethephethe se tšoanang ho lisebelisoa tse ngata ka nako e le 'ngoe.
8. Ts'ebetso e tsoetseng pele: Ho ntšoa ha metadata, tlhahiso ea phallo, nako ea nako, ho pata lintlha tse tebileng (mohlala, PII).
Fumana mona ho tseba haholoanyane ka mofuta ona:
Mylinking™ Network Packet Broker(NPB) ML-NPB-3440L
16*10/100/1000M RJ45, 16*1/10GE SFP+, 1*40G QSFP le 1*40G/100G QSFP28, Max 320Gbps
Maemo a Kena le Litharollo:
1. Ho Matlafatsa Tlhokomelo ea Tšireletso (IDS/IPS, NGFW, Threat Intel):
○ Boemo: Lisebelisoa tsa ts'ireletso li imetsoe ke bongata bo bongata ba sephethephethe sa Bochabela-Bophirima setsing sa data, ho lahla lipakete le litšokelo tse sieo tsa morao-rao. Sephethephethe se patiloeng se pata meputso e kotsi.
○ NPB Tharollo:Kopanya sephethephethe ho tsoa lihokelong tsa bohlokoa tsa intra-DC.
* Kenya li-filters tsa granular ho romella feela likarolo tse belaetsang tsa sephethephethe (mohlala, likou tse sa tloaelehang, li-subnet tse ikhethileng) ho IDS.
* Laola tekanyo ho pholletsa le sehlopha sa li-sensor tsa IDS.
* Etsa tlhahiso ea SSL/TLS 'me u romelle sephethephethe se hlakileng ho IDS/Threat Intel sethaleng bakeng sa tlhahlobo e tebileng.
* Fokotsa sephethe-phethe litseleng tse sa hlokahaleng.Sephetho:Sekhahla se phahameng sa ho lemoha litšokelo, ho fokotsoa ha liphoso tsa bohata, tšebeliso e ntlafalitsoeng ea lisebelisoa tsa IDS.
2. Ho Ntlafatsa Tlhokomelo ea Ts'ebetso (NPM/APM):
○ Boemo: Lisebelisoa tsa ho Hlahloba Ts'ebetso ea Marang-rang li thatafalloa ho hokahanya lintlha tse tsoang ho lihokelo tse makholo tse qhalakaneng (WAN, liofisi tsa makala, leru). Ho nka lipakete ka botlalo bakeng sa APM ho bitsa chelete e ngata haholo 'me ho na le bandwidth.
○ NPB Tharollo:
* Kopanya sephethephethe ho tloha ho li-TAP/SPAN tse qhalakaneng sebakeng le leselang la NPB le bohareng.
* Sefa sephethephethe ho romella feela phallo e ikhethileng ea ts'ebeliso (mohlala, VoIP, SaaS ea bohlokoa) ho lisebelisoa tsa APM.
* Sebelisa ho seha lipakete bakeng sa lisebelisoa tsa NPM tseo haholo-holo li hlokang data ea nako ea ho phalla/ea transaction (lihlooho), e fokotsang tšebeliso ea bandwidth haholo.
* Pheta lintlha tsa bohlokoa tsa ts'ebetso ho lisebelisoa tsa NPM le APM.Sephetho:Pono ea ts'ebetso e akaretsang, e hokahaneng, litšenyehelo tse fokolitsoeng tsa lisebelisoa, bandwidth e fokotsehileng holimo.
3. Ponahalo ea Leru (Sechabeng/Private/Hybrid):
○ Boemo: Khaello ea phihlello ea TAP ka har'a maru a sechaba (AWS, Azure, GCP). Bothata ba ho ts'oara le ho tsamaisa sephethephethe sa mochini / setshelo ho ts'ireletso le lisebelisoa tsa ho beha leihlo.
○ NPB Tharollo:
* Kenya li-NPB (vNPBs) ka har'a tikoloho ea maru.
* Li-vNPB li tlanya sephethephethe sa switjha (mohlala, ka ERSPAN, VPC Traffic Mirroring).
* Sefa, kopanya, 'me u leka-lekanya sephethephethe sa maru ka Bochabela-Bophirima le Leboea-Borwa.
* Tsamaisa sephethephethe se sireletsehileng ka mokhoa o sireletsehileng ho khutlela sebakeng sa NPB kapa lisebelisoa tsa ho beha leihlo tse thehiloeng marung.
* Ikopanye le lits'ebeletso tsa ponahalo ea sebaka sa maru.Sephetho:Maemo a ts'ireletso a tsitsitseng le tlhahlobo ea ts'ebetso ho pholletsa le tikoloho e nyalisitsoeng, ho hlola meeli ea ponahalo ea maru.
4. Thibelo ea Tahlehelo ea Boitsebiso (DLP) & Tumellano:
○ Boemo: Lisebelisoa tsa DLP li hloka ho lekola sephethephethe sa kantle bakeng sa lintlha tsa bohlokoa (PII, PCI) empa li aparetsoe ke sephethephethe sa ka hare se sa sebetseng. Ho lumellana ho hloka ho beha leihlo phallo ea data e laoloang.
○ NPB Tharollo:
* Sefa sephethephethe ho romela feela phallo e tsoang (mohlala, e reretsoeng Marang-rang kapa balekane ba itseng) ho enjine ea DLP.
* Sebelisa tlhahlobo e tebileng ea pakete (DPI) ho NPB ho tseba phallo e nang le mefuta ea data e laoloang le ho e beha pele bakeng sa sesebelisoa sa DLP.
* Manya lintlha tsa bohlokoa (mohlala, linomoro tsa karete ea mokoloto) ka har'a lipaketepeleho romela lisebelisoa tsa ho beha leihlo tse seng bohlokoa haholo bakeng sa ho rengoa ha melao.Sephetho:Ts'ebetso ea DLP e sebetsang hantle, e fokotsehile litemoso tsa bohata, tlhahlobo e ntlafalitsoeng ea ho latela melao, boinotši ba data bo ntlafalitsoeng.
5. Network Forensics & Troubleshooting:
○ Boemo: Ho tseba taba e rarahaneng ea ts'ebetso kapa tlolo ea molao ho hloka ho ts'oaroa ka botlalo ha pakete (PCAP) ho tsoa libakeng tse ngata ha nako e ntse e ea. Ho ts'oara ho hapa ka letsoho ho lieha; ho boloka tsohle ha ho khonehe.
○ NPB Tharollo:
* Li-NPB li ka boloka sephethephethe nako le nako (ka lebelo la mohala).
* Hlophisa lintho tse susumetsang (mohlala, boemo bo itseng ba phoso, ho phahama ha sephethephethe, tlhokomeliso ea litšokelo) ho NPB ho hapa sephethephethe se loketseng sesebelisoa se hokahantsoeng sa pakete.
* Sefa esale pele sephethephethe se rometsoeng sesebelisoa sa ho hapa ho boloka feela se hlokahalang.
* Pheta mokhoa oa bohlokoa oa sephethephethe ho sesebelisoa sa ho hapa ntle le ho ama lisebelisoa tsa tlhahiso.Sephetho:Potlako ea nako-to-resolution (MTTR) bakeng sa ho tima / ho tlōla, ho ts'oaroa ha forensic e lebisitsoeng, ho fokotsa litšenyehelo tsa polokelo.
Litlhahiso le Litharollo tsa Ts'ebetsong:
○Scalability: Khetha li-NPB tse nang le sekhahla se lekaneng sa boema-kepe le phallo (1/10/25/40/100GbE+) ho sebetsana le sephethephethe sa hajoale le se tlang. Modular chassis hangata e fana ka scalability e ntle ka ho fetisisa. Virtual NPBs e eketseha ka sekhahla marung.
○Resiliency: Kenya ts'ebetsong li-NPB tse sa hlokahaleng (HA lipara) le litsela tse sa hlokahaleng tsa lisebelisoa. Netefatsa kamahanyo ea boemo ho li-setups tsa HA. Sebelisa ho leka-lekanya mojaro oa NPB bakeng sa ho mamella lisebelisoa.
○Tsamaiso le Boiketsetso: Li-consoles tsa taolo tse bohareng li bohlokoa. Batla li-APIs (RESTful, NETCONF/YANG) bakeng sa ho kopanngoa le liforomo tsa 'mino oa liletsa (Ansible, Puppet, Chef) le litsamaiso tsa SIEM/SOAR bakeng sa liphetoho tse matla tsa leano tse thehiloeng ho litemoso.
○Tšireletso: Sireletsa sebopeho sa tsamaiso ea NPB. Laola ho kena ka thata. Haeba o hlakola sephethephethe, etsa bonnete ba maano a bohlokoa a taolo le likanale tse sireletsehileng bakeng sa phetisetso ea bohlokoa. Nahana ka ho pata lintlha tsa bohlokoa.
○Tool Integration: Etsa bonnete ba hore NPB e tšehetsa khokahanyo ea lisebelisoa tse hlokahalang (li-interfaces tsa 'mele / tsa sebele, li-protocol). Netefatsa hore e lumellana le litlhoko tse khethehileng tsa lisebelisoa.
Kahoo,Network Packet Brokersha e sa le mabothobotho a boikhethelo; ke likarolo tsa motheo tsa mekhoa ea motheo bakeng sa ho finyella ponahalo ea marang-rang e sebetsang mehleng ea kajeno. Ka ho bokella ka bohlale, ho sefa, ho leka-lekanya thepa, le ho sebetsana le sephethephethe, li-NPB li matlafatsa lisebelisoa tsa ts'ireletso le ho shebella ho sebetsa ka katleho le katleho e phahameng. Ba senya li-silos tsa ponahalo, ba hlōla liphephetso tsa tekanyo le mokhoa oa ho ngolisa, 'me qetellong ba fana ka ho hlaka ho hlokahalang ho boloka marang-rang, ho netefatsa ts'ebetso e nepahetseng, ho finyella litlhoko tsa ho latela melao, le ho rarolla mathata ka potlako. Ho kenya ts'ebetsong leano le matla la NPB ke mohato oa bohlokoa oa ho aha marang-rang a hlokomelehang, a sireletsehileng le a tsitsitseng haholoanyane.
Nako ea poso: Jul-07-2025
