Select the security policy that corresponds to the following set of filtering rules: Direction Source Destination IP IP Protocol Source port Destination port Syn Ack Type Code Action Out any any UDP Any 53 Deny mömmön Any any ICMP 8 0 Deny Out In any Any ICMP 8 0 Allow Out any any ICMP 0 0 Allow O All internal hosts are allowed to communicate with the external UDP server (IP1). O All internal hosts are not allowed to access any internal UDP server (running on port 53) and to ping any external host, but external hosts are allowed to ping any internal host. O All internal hosts are not allowed to access any external UDP server (running on port 53) and to ping any external host, but external hosts are allowed to ping any internal host. O All interanl hosts are not allowed to send emails and to ping any internal host, but internal hosts are allowed to ping any internal host. O All internal hosts are not allowed to receive emails, but are allowed to ping any external host. C

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Question
Select the security policy that corresponds to the following set of filtering rules:
Direction
Source Destination
IP
IP
Protocol
Source
port
Destination
port
Syn Ack Type Code Action
Out
any
any
UDP
Any
53
Deny
Out
Any
any
ICMP
8
0
Deny
In
Any
any
ICMP
8
0
Allow
===================
Out
any
any
ICMP
0
0
Allow
O All internal hosts are allowed to communicate with the external UDP server (IP1).
O All internal hosts are not allowed to access any internal UDP server (running on port 53) and to ping any external host, but external hosts are allowed to ping any internal host.
O All internal hosts are not allowed to access any external UDP server (running on port 53) and to ping any external host, but external hosts are allowed to ping any internal host.
O All interanl hosts are not allowed to send emails and to ping any internal host, but internal hosts are allowed to ping any internal host.
All internal hosts are not allowed to receive emails, but are allowed to ping any external host.
Transcribed Image Text:Select the security policy that corresponds to the following set of filtering rules: Direction Source Destination IP IP Protocol Source port Destination port Syn Ack Type Code Action Out any any UDP Any 53 Deny Out Any any ICMP 8 0 Deny In Any any ICMP 8 0 Allow =================== Out any any ICMP 0 0 Allow O All internal hosts are allowed to communicate with the external UDP server (IP1). O All internal hosts are not allowed to access any internal UDP server (running on port 53) and to ping any external host, but external hosts are allowed to ping any internal host. O All internal hosts are not allowed to access any external UDP server (running on port 53) and to ping any external host, but external hosts are allowed to ping any internal host. O All interanl hosts are not allowed to send emails and to ping any internal host, but internal hosts are allowed to ping any internal host. All internal hosts are not allowed to receive emails, but are allowed to ping any external host.
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