Chapter4ConguretheInternet
Context
ThedeviceonlysupportsFirewallbasedonIPv4.
Steps
1.OnthemainpageoftheZXHNH268A,selectInternet>Security>Firewalltoopen
theFirewallpage,asshowninFigure4-5.
Figure4-5Firewall
2.Settheparameters.Foradescriptionoftheparameters,refertoT able4-3.
Table4-3FirewallParameterDescriptions
ParameterDescription
WANPingToenableWANPingprotectionandWANhostcanneitherdirectlyping.
Anti-HackingToenableanti-hackingprotectionandpreventdeviceshutdowndueto
Internetattacks,selectthischeckbox.Thisfeaturecanpreventping
ood,pingtodeath,andSYNoodattacks.
3.ClickApplybuttontoapplythechanges.
–EndofSteps–
4.3.2ConfiguretheFilterCriteria
Theproceduredescribeshowtocongureltercriteria.
Steps
lCongureIPv4lter.
1.OnthemainpageoftheZXHNH268Adevice,selectInternet>Security>Filter
Criteria.ClickIPFilter-IPv4toopentheIPFilter-IPv4page,seeFigure4-6.
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SJ-20150916162339-007|2017-02-16(R1.0)ZTEProprietaryandCondential