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Review the following diagram. OPTION A B с D E F Interface IP Source 1 inbound 10.1.0.0/16 1 outbound 10.2.0.0/16 any 2 inbound 2 outbound any 3 inbound 10.0.0.0/16 3 outbound 10.2.0.0/16 Option B Option C Internet Option D Option E CAMPUS NETWORK Option F 3 firewall router IP Dest. any 10.1.0.2 255.255.255.255 10.2.255.255 any any Campus LAN 10.1.0.0/16 any any any TCP Dormitory LAN 10.2.0.0/16 Protocol Source Port Dest. Port TCP UDP INBOUND refers to packets entering the router through an interface; OUTBOUND refers to packets leaving the router through an interface. Address ranges are indicated by a subnet mask (ex./16). any any any any By reviewing the diagram and the potential packet filters listed, match the filtering concepts presented below with the right packet filters (identified by an OPTION letter). ✓ Option A any any 25 69 any any any 21 a. Would block packets coming in from the Internet that have a source IP address that is part of the reserved private address space. b. Prevents forwarding limited broadcasts. c. Prevents forwarding of directed broacasts. d. Prevents Dormitory LAN hosts from connecting to the TFTP server on the Campus LAN. e. Prevent hosts on the Dormitory LAN from connecting to FTP servers on the Internet. f. Prevent hosts on the Campus LAN from connecting to a sendmail server not on the 10.1.0.0/16 network segment.

Review the following diagram. OPTION A B с D E F Interface IP Source 1 inbound 10.1.0.0/16 1 outbound 10.2.0.0/16 any 2 inbound 2 outbound any 3 inbound 10.0.0.0/16 3 outbound 10.2.0.0/16 Option B Option C Internet Option D Option E CAMPUS NETWORK Option F 3 firewall router IP Dest. any 10.1.0.2 255.255.255.255 10.2.255.255 any any Campus LAN 10.1.0.0/16 any any any TCP Dormitory LAN 10.2.0.0/16 Protocol Source Port Dest. Port TCP UDP INBOUND refers to packets entering the router through an interface; OUTBOUND refers to packets leaving the router through an interface. Address ranges are indicated by a subnet mask (ex./16). any any any any By reviewing the diagram and the potential packet filters listed, match the filtering concepts presented below with the right packet filters (identified by an OPTION letter). ✓ Option A any any 25 69 any any any 21 a. Would block packets coming in from the Internet that have a source IP address that is part of the reserved private address space. b. Prevents forwarding limited broadcasts. c. Prevents forwarding of directed broacasts. d. Prevents Dormitory LAN hosts from connecting to the TFTP server on the Campus LAN. e. Prevent hosts on the Dormitory LAN from connecting to FTP servers on the Internet. f. Prevent hosts on the Campus LAN from connecting to a sendmail server not on the 10.1.0.0/16 network segment.

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Review the following diagram. OPTION Interface ABCD D E F IP Source 1 inbound 10.1.0.0/16 1 outbound 10.2.0.0/16 2 inbound any 2 outbound any 10.0.0.0/16 3 inbound 3 outbound 10.2.0.0/16 Option B Internet Option C Option D Option E CAMPUS NETWORK Option F 3/ firewall router IP Dest. any 10.1.0.2 255.255.255.255 10.2.255.255 any any Campus LAN 10.1.0.0/16 Protocol Source Port TCP UDP any any INBOUND refers to packets entering the router through an interface; OUTBOUND refers to packets leaving the router through an interface. Address ranges are indicated by a subnet mask (ex. /16). any TCP Dormitory LAN 10.2.0.0/16 By reviewing the diagram and the potential packet filters listed, match the filtering concepts presented below with the right packet filters (identified by an OPTION letter). Option A any any any any any any Dest. Port 25 69 any any any 21 a. Would block packets coming in from the Internet that have a source IP address that is part of the reserved private address space. b. Prevents forwarding limited broadcasts. c. Prevents forwarding of directed broacasts. d. Prevents Dormitory LAN hosts from connecting to the TFTP server on the Campus LAN. e. Prevent hosts on the Dormitory LAN from connecting to FTP servers on the Internet. f. Prevent hosts on the Campus LAN from connecting to a sendmail server not on the 10.1.0.0/16 network segment.
Transcribed Image Text:Review the following diagram. OPTION Interface ABCD D E F IP Source 1 inbound 10.1.0.0/16 1 outbound 10.2.0.0/16 2 inbound any 2 outbound any 10.0.0.0/16 3 inbound 3 outbound 10.2.0.0/16 Option B Internet Option C Option D Option E CAMPUS NETWORK Option F 3/ firewall router IP Dest. any 10.1.0.2 255.255.255.255 10.2.255.255 any any Campus LAN 10.1.0.0/16 Protocol Source Port TCP UDP any any INBOUND refers to packets entering the router through an interface; OUTBOUND refers to packets leaving the router through an interface. Address ranges are indicated by a subnet mask (ex. /16). any TCP Dormitory LAN 10.2.0.0/16 By reviewing the diagram and the potential packet filters listed, match the filtering concepts presented below with the right packet filters (identified by an OPTION letter). Option A any any any any any any Dest. Port 25 69 any any any 21 a. Would block packets coming in from the Internet that have a source IP address that is part of the reserved private address space. b. Prevents forwarding limited broadcasts. c. Prevents forwarding of directed broacasts. d. Prevents Dormitory LAN hosts from connecting to the TFTP server on the Campus LAN. e. Prevent hosts on the Dormitory LAN from connecting to FTP servers on the Internet. f. Prevent hosts on the Campus LAN from connecting to a sendmail server not on the 10.1.0.0/16 network segment.
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