Changes between Version 14 and Version 15 of GENIExperimenter/Tutorials/GettingStarted_PartI/Procedure/Execute


Ignore:
Timestamp:
01/13/14 21:49:31 (10 years ago)
Author:
sedwards@bbn.com
Comment:

--

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  • GENIExperimenter/Tutorials/GettingStarted_PartI/Procedure/Execute

    v14 v15  
    102102    ping 10.17.1.2 -c 5
    103103}}}
    104        An example output should look like :
    105     {{{
    106 
    107 [sedwards@client ~]$ ping 10.17.1.2 -c 5
    108 PING 10.17.1.2 (10.17.1.2) 56(84) bytes of data.
    109 64 bytes from 10.17.1.2: icmp_req=1 ttl=64 time=183 ms
    110 64 bytes from 10.17.1.2: icmp_req=2 ttl=64 time=91.2 ms
    111 64 bytes from 10.17.1.2: icmp_req=3 ttl=64 time=91.1 ms
    112 64 bytes from 10.17.1.2: icmp_req=4 ttl=64 time=91.1 ms
    113 64 bytes from 10.17.1.2: icmp_req=5 ttl=64 time=91.2 ms
    114 --- 10.17.1.2 ping statistics ---
    115 5 packets transmitted, 5 received, 0% packet loss, time 4004ms
    116 rtt min/avg/max/mdev = 91.156/109.579/183.129/36.775 ms
    117 }}}
    118     d. Now, `ping` the server '''control plane interface'''. From the terminal window that is logged in to the client type :
     104  d. Now, `ping` the server '''control plane interface'''. From the terminal window that is logged in to the client type :
    119105{{{
    120106    ping <server control IP addr> -c 5
    121107}}}
    122     e. From the server node, bring down the '''data plane interface''' and try to ping it from the client node:
    123 {{{
    124     sudo /sbin/ifconfig <server data interface name> down
    125 }}}
    126 From the client node, try to ping the server '''data plane interface''':
    127 {{{
    128     ping <server data IP addr> -c 5
    129 }}}
    130 ''What happens?  Why?''
    131     e. From the server node, bring down the '''control plane interface''' and try to ping it from the client node:
    132 {{{
    133     sudo /sbin/ifconfig <server control interface name> down
    134 }}}
    135 ''What happens?  Why?''
    136 
    137 From the client node, try to ping the server '''control plane interface''':
    138 {{{
    139     ping <server control IP addr> -c 5
    140 }}}
    141 ''What happens?  Why?''
     108       For example:
     109{{{
     110    ping 172.17.1.9  -c 5
     111}}}
     112   
    142113
    143114=== 5.2 Take down the data interface ===
     
    159130</table>
    160131}}}
    161     b. Disable the IP on both of your nodes (being careful to disable IP on the data interface NOT the control interface).
    162        In each of the terminals type:
    163 {{{
    164   sudo ifconfig <data interface name> 0.0.0.0
    165 }}}
     132    b. On the server node, bring down the '''data plane interface'''
     133    (being careful to disable the data interface NOT the control interface):
     134{{{
     135    sudo /sbin/ifconfig <server data interface name> down
     136}}}
     137    c. From the client node, try to ping the server '''data plane interface''':
     138{{{
     139    ping <server data IP addr> -c 5
     140}}}
     141''This time the ping should indicate that the destination is
     142unreachable.''
     143
     144''Why?''
     145
    166146{{{
    167147#!html
     
    178158</table>
    179159}}}
    180     c. Try again to ping from the client to the server. In the terminal window of the client type:
    181 {{{
    182     ping <server data IP addr> -c 5
    183 }}}
    184        For example:
    185 {{{
    186     ping 10.17.1.2 -c 5
    187 }}}
    188     This time the ping should indicate that the destination is unreachable.
    189 
    190 === 5.3 (optional) Take down the control interface ===
    191     a. Now disable the IP on the control interface.
    192 {{{
    193   sudo ifconfig <control interface name> 0.0.0.0
     160
     161=== 5.3 Bring down the control interface ===
     162    a. From the server node, bring down the '''control plane interface''' and try to ping it from the client node:
     163{{{
     164    sudo /sbin/ifconfig <server control interface name> down
    194165}}}
    195166
     
    197168
    198169''Why?''
     170    b. From the client node, try to ping the server '''control plane interface''':
     171{{{
     172    ping <server control IP addr> -c 5
     173}}}
     174''What happens?  Why?''
    199175
    200176{{{