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Recent questions tagged firewall
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Firewall
" Firewall will only allow external hosts to send packets on existing open TCP connections or connections that are being opened (by internal hosts) but not allow them to open TCP connections to hosts in the private network" What problem will arise, if it open TCP connections to hosts in the private network ?
srestha
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in
Computer Networks
Jun 7, 2018
by
srestha
606
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firewall
computer-networks
2
votes
3
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2
ISRO2018-77
What is one advantage of setting up a $\text{DMZ}$ (Demilitarized Zone) with two firewalls? You can control where traffic goes in the three networks You can do statefull packet filtering You can do load balancing Improve network performance
Arjun
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Computer Networks
Apr 22, 2018
by
Arjun
3.2k
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isro2018
computer-networks
network-security
firewall
2
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3
UGC NET CSE | September 2013 | Part 3 | Question: 58
A _____ can forward or block packets based on the information in the network layer and transport layer header Proxy firewall Firewall Packet filter firewall Message digest firewall
go_editor
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Computer Networks
Jul 24, 2016
by
go_editor
2.5k
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ugcnetcse-sep2013-paper3
computer-networks
firewall
42
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3
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4
GATE CSE 2011 | Question: 2
A layer-$4$ firewall (a device that can look at all protocol headers up to the transport layer) CANNOT block entire $\text{HTTP}$ traffic during $9:00PM$ and $5:00AM$ block all $\text{ICMP}$ traffic stop incoming traffic from specific $\text{IP}$ ... same IP address block $\text{TCP}$ traffic from a specific user on a multi-user system during $9:00PM$ to $5:00AM$
go_editor
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Computer Networks
Sep 29, 2014
by
go_editor
14.1k
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gatecse-2011
computer-networks
network-security
firewall
normal
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