Chapter4–ConfiguringYourMultiVOIP
MultiVOIP®Voice/FaxoverIPGateways 61
ConfiguringSIPServer
TheMultiVOIP210/410/810‐SSmodelshavetheadditionalcapabil ityofSIPsurvivability.Thissectiondescribes
thesettingsforSIPservermode.
SIPServerConfi
g
urationParameterDefinitions
FieldName Values Descri
p
tion
OperatingMode Survivabili
ty
‐or‐
stand‐
alone
In“Survivability”mode,theMVP‐SSunitcanfunctionasaSIPserverfor
othergatewaysinitsnetworkincasethatnetworklosescontactwiththe
network’smainSIPserver(typicallyaPBX).Whenin“Survivability”modethe
unitisabackup
SIPserver.
In“Stand‐Alone”mode,theMVP‐SSfunctionsasaprimarySIPserverfor
othergateways.Inthismode,theMVP‐SSoperatetotechnicaladvantage
with‘smart’SIPphones.SuchsmartSIPphonescanchoosetheSIPserver
underwhichtheyoperateand,consequently,canbe
controlledbyeitherthe
SIP‐basedPBXorbytheMVP‐SS
Survivability
StatusCheck
Register,
Options
Oneoftwostatus‐checkpacketsissenttothemainSIPProxyserversto
whichtheMVP‐SSservesasabackup.ThispacketdeterminesiftheMVP‐SS
takesoverSIPserverfunctionsorstaysinnormalbackupmode.“Options”
and“Register”aretwo
SIPrequest“methods.”TheOptionsmethodsolicits
informationbutdoesnotsetupaconnection.TheRegistermethodconveys
informationaboutauser’slocationtotheSIPserver.The“Register”method
mayentailmoredataoverheadthanthe“Options”method.IfyourSIP
serversupportsthesemethods,youcanuse
eitherone.Ifonlyoneis
supported,usethesupportedmethod.
Re
g
istrarO
p
tions
AllowUndefined
Registrations
Y/N Ifundefinedregistrationsareallowed,thengatewaysotherthanthoselisted
inthePredefinedEndpointslistcanregisterwiththeMVP‐SSunitasit
functionsinitsSIPservermode.Ifundefinedregistrationsarenotallowed,
thenincomingregistrationsareallowediftheyoriginatefromendpoints
at
accepteddomainsorIPaddresses.
Accept
Registrations
for:
any/specif
ic
domains
Definesif registrationstotheMVP‐SSSIPserverareacceptedfromany
domainoronlyfromspecifieddomains.Multipledomainscanbelisted,
separatedbysemicolons.The“anydomains”optionisintendedforprivate
networksnotaccessiblethroughInternet.
DomainNames name Endpoints (separatedbysemicolon) fromwhichtheMVP‐SSaccepts
registrations.
Accept
Registrations
for:
n.n.n.n
‐or‐
anyIP
Determinesif registrationstotheMVP‐SSSIPserverareacceptedfromany
IPaddressoronlyfromspecifiedIPaddresses.MultipleIPaddressescanbe
listed(separatedbysemicolon).The“anyIPaddresses”optionisintended