eg-253:networkq:521525
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Both sides previous revisionPrevious revisionNext revision | Previous revision | ||
eg-253:networkq:521525 [2009/11/26 12:05] – oreillyw | eg-253:networkq:521525 [2011/01/14 13:00] (current) – external edit 127.0.0.1 | ||
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# Interface in icct-net does the routing, | # Interface in icct-net does the routing, | ||
# so needs to know about the rest of the network. | # so needs to know about the rest of the network. | ||
+ | | ||
auto eth0 | auto eth0 | ||
iface eth0 inet static | iface eth0 inet static | ||
Line 299: | Line 299: | ||
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 | ||
+ | | ||
# Interface in jupiter-net is much simpler | # Interface in jupiter-net is much simpler | ||
auto eth0 | auto eth0 | ||
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<cli prompt=" | <cli prompt=" | ||
user@host: | user@host: | ||
- | # Paste result here.... | + | Kernel IP routing table |
+ | Destination | ||
+ | jupiter-net | ||
+ | link-local | ||
+ | default | ||
</ | </ | ||
- | Add your explanation here. | + | The command displays the routing table |
==== Question 21 ==== | ==== Question 21 ==== | ||
Line 331: | Line 335: | ||
**Answer** | **Answer** | ||
<cli prompt=" | <cli prompt=" | ||
- | user@host: | + | user@host: |
- | # Paste result here.... | + | Kernel Interface table |
+ | Iface MTU Met RX-OK RX-ERR RX-DRP RX-OVR | ||
+ | eth0 1500 0 7130 0 0 1 5664 0 0 0 BMRU | ||
+ | lo 16436 0 74 0 0 0 74 0 0 0 LRU | ||
</ | </ | ||
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<cli prompt=" | <cli prompt=" | ||
user@host: | user@host: | ||
- | # Paste result here.... | + | Active Internet connections (servers and established) |
+ | Proto Recv-Q Send-Q Local Address | ||
+ | tcp 0 0 ganymede: | ||
+ | tcp 0 0 *:ssh | ||
+ | tcp 0 0 ganymede: | ||
+ | tcp6 | ||
+ | tcp6 | ||
+ | tcp6 | ||
</ | </ | ||
- | Add your explanation here. | + | This table shows all active internet connections linked to the machine |
===== Testing the Connectivity of your network ===== | ===== Testing the Connectivity of your network ===== | ||
Line 360: | Line 375: | ||
**Answer** | **Answer** | ||
<cli prompt=" | <cli prompt=" | ||
- | user@host:~$ command | + | icct@ganymede:~$ traceroute saturn |
- | # paste output here | + | traceroute to saturn (192.168.3.1), |
+ | 1 jupiter.icct.com (192.168.2.1) | ||
+ | 2 saturn.icct.com (192.168.3.1) | ||
</ | </ | ||
Line 373: | Line 391: | ||
**Answer** | **Answer** | ||
<cli prompt=" | <cli prompt=" | ||
- | user@host:~$ command | + | icct@ganymede:~$ traceroute www.swan.ac.uk |
- | # paste output here | + | traceroute to www.swan.ac.uk (137.44.1.7), |
+ | 1 jupiter.icct.com (192.168.2.1) | ||
+ | 2 * * * | ||
+ | 3 * * * | ||
+ | - | ||
+ | - | ||
+ | - | ||
+ | 28 * * * | ||
+ | 29 * * * | ||
+ | 30 * * * | ||
</ | </ | ||
eg-253/networkq/521525.1259237150.txt.gz · Last modified: 2011/01/14 12:50 (external edit)