21vcs6unixaltnetconfig Trans

7/24/2019 21vcs6unixaltnetconfig Trans

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1

Veritas Cluster Server 6.0 for UNIX:Cluster Management

Lesson 4: Alternate Network Confgurations



22

• Lesson 1: Service Group Dependencies

• Lesson 2: econfguring Cluster !e"#ers$ip

• Lesson %: Startup and &ailover 'olicies

•Lesson 4: Alternate Network Confgurations

• Lesson (: )ig$ Availa#ilit* in t$e +nterprise

Lesson introduction



%%

Toic !"#ectives

!ultiple service

groups wit$ N,Cresources

,"ple"ent "ore e-cient confgurations .or"ultiple N,Cs in di/erent service groups0

!ultiple pu#licinter.aces

Descri#e t$e networking resources t$at can#e used .or "anaging "ultiple pu#licnetwork inter.aces0

Lesson o"#ectives



4

A.ter co"pleting t$is topic *ouwill #e a#le to i"ple"ent "oree-cient confgurations .or"ultiple N,Cs in di/erent service

groups0

Multile servicegrous $it% NICresources



((

NIC resources in multile service grous

$ree service groups contain a N,C resource:

• +ac$ N,C resource "onitors t$e sa"e network inter.ace0

• $e N,C agent "onitors eac$ N,C resource ever* 3 seconds0

• Additional network tra-c is generated #* t$ree "onitorc*cles running .or t$e sa"e device0

eri0



3

Using &ro'( resources

we#apac$e

we#ip

we#nicpro

5*

we#"nt

we#vol

we#dg

d#ora

d#"nt

d#vol

d#ip

d#nic

d#dg

)esource de*nition Value

Service Group Na"e we#sg

esource Na"e we#nicpro5*

esource *pe 'ro5*

Required attributes

argetesNa"e d#nicOptional attributes

argetS*sNa"e s2

we#nicpro5* "irrors state o. d#nic



66

&arallel net$or+ service grous

$e state o. netsg is o7ine #ecause t$eservice group contains onl* a persistentresource0

we#nicpro5*d#pnicpro5*we#sgd#sg

netnic

netsg

s1 s2

netnic

netsg

group netsg (

SystemList = { s1 = 0, s2 = 1 }

AutoStartList = { s1, s2 } Parallel = 1

)

main.cf



88

Using &%antom resources

A '$anto" resource ena#les 9CS to report t$e onlinestatus o. a service group containing onl* persistentresources0

we#nicpro5*d#nicpro5*we#sg

d#sg

s1 s2

Pantom netpantom (

)

main.cf

)esource de*nition Value

Service group na"e netsg

esource na"e netp$anto"

esource t*pe '$anto"

netnic

netp$anto"

netnic

netp$anto"

netsg netsg



Locali,ing a NIC resource

netnic

netp$anto"

netsg

s1 s2

netnic

netp$anto"

netsg

!"# netnic (

$e%ice&s1 = et0

$e%ice&s2 = et')

main.cf

et'et0

;ou can locali<e t$e Device attri#ute .or N,Cresources w$en s*ste"s $ave di/erent networkinter.aces0



1

A.ter co"pleting t$is topic *ouwill #e a#le to descri#e t$enetworking resources t$at can #eused .or "anaging "ultiple pu#lic

network inter.aces0

Multile u"licinterfaces



1111

Trun+ed or "onded interfaces

o use t$e operating s*ste" trunking or #onding .eature:• Confgure a N,C resource wit$ t$e Device attri#ute set to t$e

logical inter.ace

• Confgure an ,' resource

et0

et1

N,C

,' on0

"P *eip (

$e%ice = on0

Aress = 10.10.10.21

)

!"# on0!"# ( $e%ice = on0

)

10.10.10.21

main.cf



1212

Local net$or+ interface failover

port1

port2

port5

port4

port3

port1

port2

port5

port4

port3

e1000g0

+fe0

+fe

9CS can .ail virtual ,' addresses #etween localnetwork

inter.aces #e.ore .ailing over to anot$er s*ste"0

s1 s2

10.10.10.21

!ultiN,CA or!ultiN,C=



1%1%

Net$or+ resources overvie$

&or details on confguring Network resources seet$e =AG0

N,C

,'

!ultiN,CA

,'!ultiN,C

!ultiN,C=

,'!ultiN,C=

All plat.or"s Solaris A,> )'?@>

!anage "ultiple networkinter.aces

!anage virtual ,' addresses



1414

Comaring MultiNIC- and MultiNIC

!ultiN,CA and ,'!ultiN,C – Supports activepassive

– eBuires onl* one #ase ,'

– Does not reBuire a single ,' su#net

!ultiN,C= and ,'!ultiN,C=

– Supports activeactive

–

&ails over .aster and supports .ail#ack and "igration – Supports single and "ultiple inter.aces

– Supports ,'!' and trunking Solaris?onl*

– eBuires an ,' address .or eac$ inter.ace



1(1(

Lesson summar(

• Ee* points

– ;ou can confgure "ultiple network inter.aces .or local .ailoverto increase $ig$ availa#ilit*0

– 9CS includes agents to "anage t$ese network resources0

• e.erence "aterials

– Veritas Cluster Server Bundled Agents Reference Guide

– Veritas Cluster Server User’s Guide

– Sun ! "et#or$ %ultipat&ing Ad'inistration Guide



1313

/nd of &resentation

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