eg-253:networkq:637234
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eg-253:networkq:637234 [2012/11/28 11:50] – [Question 19] 637234 | eg-253:networkq:637234 [2012/12/06 10:46] (current) – [Question 24] eechris | ||
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- | Mimas | + | |
+ | |||
+ | **small '' | ||
+ | |||
+ | --- // | ||
==== Question 3 ==== | ==== Question 3 ==== | ||
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+ | **You have given the broadcast address for your host's network address and the IPv6 address for the IPv4 broadcast address!** | ||
+ | --- // | ||
==== Question 6 ==== | ==== Question 6 ==== | ||
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+ | **No! The netmask is 255.255.255.0 so 8 bits are available for hosts. 2^8 = 256 possible hosts but you can't use the //net address// (which would be 192.168.3.0) or the broadcast address (which is 192.168.3.255) so that leaves 254.** | ||
+ | --- // | ||
==== Question 7 ==== | ==== Question 7 ==== | ||
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**Answer**: | **Answer**: | ||
+ | |||
+ | **Not really. It defines where packets with IP addresses who's network address does not match the host's network address will be sent for forwarding to the destination network.** | ||
+ | |||
+ | --- // | ||
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**Answer**: ip_forwarding=yes | **Answer**: ip_forwarding=yes | ||
+ | **Answer is //IP forwarding// | ||
+ | |||
+ | --- // | ||
==== Question 17 ==== | ==== Question 17 ==== | ||
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**Answer**: | **Answer**: | ||
nano / | nano / | ||
+ | |||
+ | **I expected you to be logged into the host so '' | ||
+ | |||
+ | --- // | ||
Reproduce the contents of the file defined in [[# | Reproduce the contents of the file defined in [[# | ||
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up route add -net 192.168.3.0 netmask 255.255.255.0 gw 192.168.1.4 | up route add -net 192.168.3.0 netmask 255.255.255.0 gw 192.168.1.4 | ||
+ | | ||
+ | ** what about '' | ||
- | pwd / | + | --- // |
+ | |||
+ | cat / | ||
# This file describes the network interfaces available on your system | # This file describes the network interfaces available on your system | ||
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up route add -net 192.168.3.0 netmask 255.255.255.0 gw 192.168.1.4 | up route add -net 192.168.3.0 netmask 255.255.255.0 gw 192.168.1.4 | ||
down route del -net 192.168.3.0 netmask 255.255.255.0 gw 192.168.1.4 | down route del -net 192.168.3.0 netmask 255.255.255.0 gw 192.168.1.4 | ||
+ | | ||
+ | | ||
+ | |||
+ | --- // | ||
===== Checking Your Network ===== | ===== Checking Your Network ===== | ||
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#displays the statistics for network interfaces currently configured | #displays the statistics for network interfaces currently configured | ||
+ | |||
+ | **which statistics specifically? | ||
+ | |||
+ | --- // | ||
==== Question 22 ==== | ==== Question 22 ==== | ||
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+ | **The question asks you to provide a route to another network. You should have used something on // | ||
+ | --- // | ||
==== Question 24 ==== | ==== Question 24 ==== | ||
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traceroute uses UDP datagrams to determin the path that packets take over a network. There are 30 lines in a default traceroute response. | traceroute uses UDP datagrams to determin the path that packets take over a network. There are 30 lines in a default traceroute response. | ||
+ | **Yes, but why is there no response from networks 2-30?** | ||
+ | |||
+ | --- // | ||
===== Extension Questions ===== | ===== Extension Questions ===== | ||
eg-253/networkq/637234.1354103412.txt.gz · Last modified: 2012/11/28 11:50 by 637234