Cisco Systems OL-6900-01 manuale d’uso

Cor porat e Headqu ar ters Cisco Syst ems, I nc. 170 West Tasm an Drive San Jose, CA 9513 4-1706 USA http ://www .cisco .com Tel: 40 8 526-4000 800 55 3-NETS (6387) Fax: 40 8 526-4100 Cisc o CN S NetFlo w Co lle ction Engin e Insta llatio n and Con f igurati on Guid e, 5.0.2 February , 20 05 Cust omer Orde r Numbe r: N/A Text P art Number: O L-6900[...]

THE SPE CIFI CAT IONS AND I NFO RMATI ON R EGARD ING T HE P RODUC TS I N TH IS MA NU AL ARE SUBJ ECT TO CHA NG E WIT HOUT NOTI CE. ALL STA TEMEN TS, INFO RMATI ON, AN D REC OMMEND ATIO NS IN TH IS MANU AL ARE BELI EVED TO BE ACCU RATE B UT ARE P RE SEN TED WITH OUT WA RRANT Y OF ANY KIND, EX PRES S OR IMPL IED. USER S MUS T TAK E F ULL RE SP ONSIBI[...]

iii Cisco CN S Net Flow Colle ction Engine Inst allati on a nd Configurat ion Guide, 5.0. 2 OL-6900-01 CONT ENTS Suppleme ntal License Agr eement v Supp lement al Lice nse Agr eemen t For Cisco S ystems Netwo rk Man ageme nt Sof tware: Cisco NetFlow Colle ction En gine v Addit ional L icense Restri ctions v Installa tion a nd Us e v Reprod uct ion [...]

Cont ents iv Cisco C NS NetFl ow Col lection E ngine I nstall ation and Co nfigurat ion Guide , 5.0.2 OL-6900-01 Repo rt Gene rator 1-7 BGP Pee r 1-7 CHAPTER 2 Inst alling CNS NetFl ow Collection Engi ne 2- 1 Verif ying Sy stem Require ments 2- 1 Usin g the CNS N etFlo w Co llection Engine Inst allation Script 2-2 Insta lling on a Solari s o r HP-U[...]

v Cisco CNS Net Flow Collecti on Engine Instal lation and Conf iguratio n G uide, Release 5.0. 2 OL-6900-01 Supplemental License Agreement Supple mental License Agreement For Cisc o Sys tems Netwo rk Management Sof tware: Ci sco NetFlo w Col lection Engine IMPO R T A NT–R EAD C AR EFULL Y : Th is Sup pleme ntal Licen se Agr eement (“SLA ”) co[...]

vi Cisco C NS NetFl ow Col lection E ngine I nstall ation and Co nfigurat ion Guide , Rel ease 5.0. 2 OL-6900-01 Supplement al Li cense Ag reement Addi tiona l Lice nse Rest rict ions Descriptio n Of Other Rights and Limitations Plea se refe r to the C isco System s, Inc. So f t ware Lic ens e Agr eemen t.[...]

vii Cisco CNS Net Flow Collecti on Engine Instal lation and Conf iguratio n G uide, Release 5.0. 2 OL-6900-01 About This Guide Obj ect ive The Cisco CNS N etFlo w Co llec tio n Engi ne I nst alla tion an d Co nfi gu ra tion Guid e, Re leas e 5. 0.2 de scrib es th e CNS N etF low Colle cti on En gin e appl icatio n, which is used with the N etFlow s[...]

vi ii Cisco C NS NetFl ow Col lection E ngine I nstall ation and Co nfigurat ion Guide , Rel ease 5.0. 2 OL-6900-01 Ab out Th is Guid e How Thi s Gui de Is Orga nized How Thi s Guid e Is O rganized Thi s gui de is or g ani zed a s fol lo ws: Chap ter 1, “O verv ie w ,” descri bes th e CN S N etF lo w Coll ect ion Engine appli cat ion. Chap ter [...]

ix Cisco CNS Net Flow Collecti on Engine Instal lation and Conf iguratio n G uide, Release 5.0. 2 OL-6900-01 About This Gui de Obtaining Techni cal Assist ance Or deri ng Documen tat ion Cis co do cument ati on is av ailabl e in t he fol lo win g ways : • Re gis tered C isc o Dire ct Cust omer s can or der Ci sco pro duc t docum entat io n from t[...]

x Cisco C NS NetFl ow Col lection E ngine I nstall ation and Co nfigurat ion Guide , Rel ease 5.0. 2 OL-6900-01 Ab out Th is Guid e Obt aining Tech nical Assista nce • Do wnl oad and t est s oftware pack ages • Or der Ci sco le arni ng mate rial s and merc han dise • Re gis ter fo r onli ne sk ill a sse ssment , tra ini ng, an d certi f icati[...]

xi Cisco CNS Net Flow Collecti on Engine Instal lation and Conf iguratio n G uide, Release 5.0. 2 OL-6900-01 About This Gui de Obtaining Techni cal Assist ance Ci sco TA C Es cal ati on Ce nte r The C isco T AC Esc alati on C enter a ddr esses issues that a re cl assi f ied as pr iorit y level 1 o r pri ority lev e l 2; these class if i cations are[...]

xi i Cisco C NS NetFl ow Col lection E ngine I nstall ation and Co nfigurat ion Guide , Rel ease 5.0. 2 OL-6900-01 Ab out Th is Guid e Obt aining Tech nical Assista nce[...]

C HAP TER 1-1 Cisco CN S NetFlow Coll ection Engi ne User Guide, Re lease 5.0.2 OL-6899-01 1 Overview Th is cha pte r de scrib es the C NS N etFl o w Coll ectio n E ngi ne ap plic ation , wh ich is u sed w ith the N etF low se rvic es dat a e xport fe atu re on Ci sc o route rs and Ca tal yst 5000 an d 6000 s eri es swi tches . Th is cha pter incl [...]

1- 2 Cisco C NS NetFl ow Col lection E ngine U ser G uide, Release 5.0.2 OL-6899-01 Cha pter 1 O ver vie w Wh at Are Ne tFl ow Ser vices? Ca talys t 5000 seri es swit ches c an id enti fy f l o ws by look ing at a su bset of t hese fie lds. For examp le, t hey can ide ntify flows by sour ce and dest inatio n addres s only . Not e For Ca tal yst 5 0[...]

1-3 Cisco CN S NetFlow Coll ection Engi ne User Guide, Re lease 5.0.2 OL-6899-01 Chapt er 1 Ov erview Wh at A r e NetFlow Se rvices? • V ersio n 5 dat agra ms, up t o 30 flo ws can be sent i n a singl e UDP d atagra m of a pproxi mate ly 1 500 byt es. • V ersio n 7 dat agra ms, up t o 27 flo ws can be sent i n a singl e UDP d atagra m of a ppro[...]

1- 4 Cisco C NS NetFl ow Col lection E ngine U ser G uide, Release 5.0.2 OL-6899-01 Cha pter 1 O ver vie w What Is C NS Ne tFlo w C oll ection En gine? Caut i on Thr oug hout t his p ublic ati on the re ar e num erous e x ample s of CNS Ne tFl ow Colle cti on Eng ine i nput com mand s and ou tput re sults. I nclud ed are e xam ples of IP ad dresse [...]

1-5 Cisco CN S NetFlow Coll ection Engi ne User Guide, Re lease 5.0.2 OL-6899-01 Chapt er 1 Ov erview CNS Net Flow Col lecti on Engi ne Archi tectural Over view CNS Ne tFlow C olle ctio n Engin e co llect s an d sum mariz es ( agg r ega tes) d ata i nto data f ile s bas ed o n use r-define d cr iteri a spec ified in a C NS Net Flow C ollec tion En [...]

1- 6 Cisco C NS NetFl ow Col lection E ngine U ser G uide, Release 5.0.2 OL-6899-01 Cha pter 1 O ver vie w CNS Ne tFlow Coll ecti on En gine Ar chit ectu ral O vervi ew Figur e 1 -2 CNS NetFlo w Collection Engi ne Syst em Arc hite ctur e Col lect or Th e Colle cto r su bsyste m c ollec ts Ne tFlow dat a, agg regates (or summ arize s) th at da ta , [...]

1-7 Cisco CN S NetFlow Coll ection Engi ne User Guide, Re lease 5.0.2 OL-6899-01 Chapt er 1 Ov erview CNS Net Flow Col lecti on Engi ne Archi tectural Over view CN S/XM L I nt erf ace The C NS/X ML In terf ace is u sed t o sen d and r eceive co nfigurat ion/ contr ol req uests a nd r espon ses, an d unso licit ed even t noti f ica tion s. T he C NS[...]

1- 8 Cisco C NS NetFl ow Col lection E ngine U ser G uide, Release 5.0.2 OL-6899-01 Cha pter 1 O ver vie w CNS Ne tFlow Coll ecti on En gine Ar chit ectu ral O vervi ew[...]

C HAP TER 2-1 Cisco CNS NetFlow C ollect ion Eng ine I nstallation and Configur ation Guide, 5. 0.2 OL-6900-01 2 Installing CNS NetFlow Collection Engine Th is cha pt er d escrib es how t o in stall C isc o CN S N etF low C olle ction E ngin e. Th is cha pter incl udes the f oll o win g se cti ons: • V er ify ing Sys tem Requ irem en ts, pa ge 2-[...]

2- 2 Cisco C NS NetFl ow Col lection E ngine I nstall ation and Co nfigurat ion Guide , 5.0.2 OL-6900-01 Chapt er 2 Instal ling CNS NetFl ow Collect ion Engine Usi ng the CN S NetFl ow C olle ction En gine I nstal lat ion Sc ript For mor e inf orm ation on planni ng and man aging me mory usag e, se e the “T uni ng Memory Us age” sectio n of t h[...]

2-3 Cisco CNS NetFlow C ollect ion Eng ine I nstallation and Configur ation Guide, 5. 0.2 OL-6900-01 Cha pter 2 In stalli ng C NS Ne tFlow Collec tion E ngi ne Install ing on a S olaris or HP-UX Platf orm Inst alling on a S olari s or H P-UX Pl atfor m The p roc edure f or in stalli ng C NS N etFlow C olle ctio n Engin e on Solar is an d HP- UX ar [...]

2- 4 Cisco C NS NetFl ow Col lection E ngine I nstall ation and Co nfigurat ion Guide , 5.0.2 OL-6900-01 Chapt er 2 Instal ling CNS NetFl ow Collect ion Engine Ins talling on a Sola ris or HP- UX P l atfor m The f ollowin g examp le ill ustrate s th ese step s. Th e inst allat ion sc r i pt is invoked w hile logged in as r oot. Example # ./NFC_setu[...]

2-5 Cisco CNS NetFlow C ollect ion Eng ine I nstallation and Configur ation Guide, 5. 0.2 OL-6900-01 Cha pter 2 In stalli ng C NS Ne tFlow Collec tion E ngi ne Install ing on a S olaris or HP-UX Platf orm If th e CN S N etf low Co llecti on En gin e is run nin g, an er ror is in dica te d and the ins tall is te rm inate d. Y ou must first stop all [...]

2- 6 Cisco C NS NetFl ow Col lection E ngine I nstall ation and Co nfigurat ion Guide , 5.0.2 OL-6900-01 Chapt er 2 Instal ling CNS NetFl ow Collect ion Engine Ins talling on a Sola ris or HP- UX P l atfor m Step 9 I f a pre vio us in sta lla tion was d ete cte d, you a re pro mpte d whet her to use old con fig urat io n fil es o r to ins tall new [...]

2-7 Cisco CNS NetFlow C ollect ion Eng ine I nstallation and Configur ation Guide, 5. 0.2 OL-6900-01 Cha pter 2 In stalli ng C NS Ne tFlow Collec tion E ngi ne Installi ng on a Re d H at Enterprise Lin ux P latfor m Step 11 Y o u are ask ed whet her CNS N etfl o w C ollecti on Eng ine sho uld be starte d automa tic ally wh en the s ystem init ializ[...]

2- 8 Cisco C NS NetFl ow Col lection E ngine I nstall ation and Co nfigurat ion Guide , 5.0.2 OL-6900-01 Chapt er 2 Instal ling CNS NetFl ow Collect ion Engine Inst alli ng on a R ed Hat E nterpr ise Linu x Pl atfor m b. I f down lo ad ing th e i mage o v er th e we b: – Down load t he distr ibuti on file to a d irec tor y wi th as leas t 20 0 MB[...]

2-9 Cisco CNS NetFlow C ollect ion Eng ine I nstallation and Configur ation Guide, 5. 0.2 OL-6900-01 Cha pter 2 In stalli ng C NS Ne tFlow Collec tion E ngi ne Installi ng on a Re d H at Enterprise Lin ux P latfor m Step 4 The i nstal l sc r i pt chec ks w h ethe r the C NS N etflow Collect ion Engine is alrea dy inst alled and verifies that the C [...]

2-1 0 Cisco C NS NetFl ow Col lection E ngine I nstall ation and Co nfigurat ion Guide , 5.0.2 OL-6900-01 Chapt er 2 Instal ling CNS NetFl ow Collect ion Engine Unin stallin g CN S NetF low Coll ectio n Engin e 5.0 • rc d i r /rc4 .d/S 99c sco_n fcd (sym bo lic l ink to ../ init. d/csc o_n fcd ) • rc d i r /rc5 .d/S 99c sco_n fcd (sym bo lic l [...]

C HAP TER 3-1 Cisco CNS NetFlow C ollect ion Eng ine I nstallation and Configur ation Guide, 5. 0.2 OL-6900-01 3 Configuring CNS NetFlow Collection Engine Th is chap ter d escrib es h o w to configu re Ci sco CN S Ne tFlow Co llect ion En gin e and th en vali date th at it is opera ting prope rly . Th is cha pter incl udes the f oll o win g se cti [...]

3- 2 Cisco C NS NetFl ow Col lection E ngine I nstall ation and Co nfigurat ion Guide , 5.0.2 OL-6900-01 Chapt er 3 Conf igur ing CNS NetFl ow Co llection Engine UNI X En vir onm en t V ar iabl es UNIX E nvironment Vari ables I n relea ses pr ior to ve rsi on 5.0 , the CNS NetFl ow Co ll ectio n Engi ne Ins ta llati on Gui de reco mmend ed se tti n[...]

3-3 Cisco CNS NetFlow C ollect ion Eng ine I nstallation and Configur ation Guide, 5. 0.2 OL-6900-01 Chapt e r 3 Co nfi guri ng C NS Ne tF low C oll ecti on En gine Veri fying Tha t CNS NetFlow Col lection Engi ne Is Running Ve rifying That CN S Net Flow Collecti on En gine I s Run ning T o v eri fy tha t CNS Net Flo w Coll ect ion En gine i s run [...]

3- 4 Cisco C NS NetFl ow Col lection E ngine I nstall ation and Co nfigurat ion Guide , 5.0.2 OL-6900-01 Chapt er 3 Conf igur ing CNS NetFl ow Co llection Engine Br owser Requ irem ents Browser Requi rements The CN S Net Flow Co llect ion E ngin e, Rel ease 5.0 web -bas ed user in te r f ace is co mpati ble w ith Mi croso ft I ntern et Expl orer 6 [...]

IN-1 Cis co CN S Net Flow Co lle ction Engin e Ins tal latio n and C onfig uatio n Gu ide. 5. 0.2 OL-6900-01 INDE X B brows er requ ir ements 3-4 C CNS Ne tFl ow C olle cti on E ngin e ar chit e ctu re 1-5 c onfig urat ion fi les 3-3 Devic e an d IOS Rel ease Su pport 1-2 funct ions 1-4, 1-5 in stall ati on sc ript 2-2 overv iew 1-1 overv ie w ill [...]

Index IN-2 Cisco C NS NetFl ow Col lection Engine I nstal lation an d Co nfiguati on Gui de. 5.0.2 OL-6900-01 P pack ets IP 1-1 S Solari s in stall ati on 2-3 requi red pa tch es 3-1 system req uirements 2-1 syst em requ irem ents 2-1 T tra ffic f lows des crip tion 1-1 traf fic statis tics in forma tio n ty pes 1-3 U UDP ex porti ng Ne tFlo w da t[...]