Network Resources

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Network tools/scripts

olpc-netstatus    # Collects/Displays useful data regarding the Network configuration.
                    # It determines whether the XO is connected to 
                    # Simple Mesh, School Mesh, Simple Wifi, School Wifi, or MPP.
                    # It requires sugar-telepathies and sugar-xos
                    # to get the number of XOs seen in the mesh view,
                    # and to list the active Telepathies with their status.

$olpc-netstatus

Model     : C2
Serial    : CSN74400049
MAC       : 00:17:C4:0C:CD:11

Build     : update.1 703
Firmware  : CL1 Q2D14 Q2D
Libertas  : 5.110.22.p1 

Nick      : W03
Uptime    : 01:12:06

IP eth0   : 172.18.0.250
IP msh0   : 169.254.5.77
DNS       : 172.18.0.1

Telepathy : gabble	
Jabber    : schoolserver.laptop.org
XOs       : 4

Essid     : zoom50
Channel   : 11

School    : schoolserver.laptop.org
Config    : School Wifi
olpc-log          # It collects all useful logs, files, command outputs
                    # and saves them in a S/N defined and timestamped tarball
                    # It gets the output of almost all scripts in the olpc-utils package
                    # For a list of collected logs try
                    # olpc-log --help
olpc-connections  # Tracks all changes in msh0 and eth0 IP,
                    # resolv.conf, Telepathy status, Jabber connection and number of XOs in mesh view.
                    # It can give a readable view of how the network behaves over a period of time.
                    # It uses sugar-telepathies and sugar-xos

$olpc-connections

         |      msh0       |      eth0       |       dns       |salut|gabbl|     jabber      | xos
22:32:30 |  172.18.10.214  |                 |   172.18.0.1    | on  |     |                 | 20
22:41:53 |  172.18.10.214  |                 |   172.18.0.1    | on  |     |                 | 1
22:42:02 |                 |  18.85.18.254   |   18.85.2.138   |     | on  |   18.85.46.29   | 3
22:42:07 |  169.254.5.77   |  18.85.18.254   |   18.85.2.138   |     | on  |   18.85.46.29   | 3
...
olpc-mesh         # Collects the data from the fwt_list iwpriv commands
                    # and displays the forwarding tables in a readable manner.
                    # You may also use a MAC addess list to substitute each MAC with the correspindg Nick 
                    # You may create this list from the neighbor XOs using
                    # olpc-xos mac > TABLE

$olpc-mesh -t TABLE
 
         DA                  RA        ok  cost dir rate hop ttl exp(min) snr     precursor
1 00:17:c4:05:23:04  00:17:c4:0d:07:46  1   90   0    0   3   2    1683    53  00:17:c4:02:30:f9
2        W07         00:17:c4:0d:37:f5  1   77   0    0   2   3    1569    80  
3        W97                W07         1   90   0    0   3   2    1687    31  
4 00:17:c4:05:27:18  00:17:c4:0d:37:f5  1  123   0    0   3   2    1665    53  
...
olpc-xos          # Displays the list of the neighbor XOs.
                    # You may collect the XOs seen by sugar or Avahi.
                    # You may have run the script continously with -c.
                    # It will continuously scan for changes in the list, and display when a change is detected.

$olpc-xos avahi

Time   : 01:18:46
Total  : 14
Failed : 1

Failed:'7188b385@xo-0D-07-46'
b1735675@xo-0C-DA-B0	172.18.0.246	W07
7188b385@xo-0D-07-46	169.254.3.65	x07
...
sugar-telepathies # These are used as libraries from the other scripts
sugar-xos         # to display the DBus XOs, and active Telepathies                    

The above scripts are all included in this package

Action USB key    # It is a bootable USB key that you may use to
                    # customize your image, collect data, and have commands to run at boot.
                    # More info in the README
Cloaked School    # This script helps the XOs associate to a
                    # School Wifi configuration equipped with a cloaked AP, and in the NYC deployment. 
                    # At boot it checks whether the AP is available, and switches between Home and School mode.
                    # In School mode, it disables NM, and associates to the AP manually.
                    # The XO will still be able to collaborate if a Jabber server is available.

Bugs

Update.1 Release Notes

Wireless Driver Required Changes

Tests

Collaboration Network Testbed

Peabody Laptops

Peabody Simple Wifi Tests

Peabody School Wifi Tests

Peabody Simple Mesh Tests

Peabody School Mesh Tests

General Network Info

Test Network Configuration

Networking scenarios

Schoolserver Testing

XS Configuration Management

Cerebro

Turn on MPP Capability

Testing of Different Connection Configurations

Modify the Mesh Discovery Sequence

Mesh Technical Data

Path Discovery Mechanism

Mesh Forwarding Table

Wireless Driver Readme

Mesh Network Details

Mesh Network FAQ

Wireless

Establishing a Mesh Portal

Cozybit's MPP Utils

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