| 1 |  | == Working with GRC and Nutaq == | 
          
            |  | 1 | = Working with GNU and Nutaq = | 
          
            |  | 2 |  | 
          
            |  | 3 | == Description == | 
          
            |  | 4 | This example will demonstrate how to use GRC (GNU Radio Companion) with Nutaq's Zepto SDR. | 
          
            |  | 5 |  | 
          
            |  | 6 | == Set up == | 
          
            |  | 7 | To get started, make a reservation on the grid and then load the ''ubuntu-14-04-64bit-sdr.ndz'' on two nodes - one node with a Zepto SDR and the other node a USRP. For this example we'll use node20-13 and node20-20 which have a Zepto SDR and USRP, respectively. | 
          
            |  | 8 | {{{ | 
          
            |  | 9 | nilanjan@console.grid:~$ omf load -i ubuntu-14-04-64bit-sdr.ndz -t [[20,13],[20,20]] | 
          
            |  | 10 | }}} | 
          
            |  | 11 |  | 
          
            |  | 12 | Turn on both nodes and verify that the interface to each SDR is configured correctly. Verify connection to Zepto SDR: | 
          
            |  | 13 | {{{ | 
          
            |  | 14 | ifconfig eth2 192.168.0.1 netmask 255.255.255.0 mtu 9000 up | 
          
            |  | 15 | ping 192.168.0.101 | 
          
            |  | 16 | }}} | 
          
            |  | 17 |  | 
          
            |  | 18 | Verify connection to USRP: | 
          
            |  | 19 | {{{ | 
          
            |  | 20 | ifconfig eth2 192.168.10.1 netmask 255.255.255.0 mtu 9000 up | 
          
            |  | 21 | ping 192.168.10.2 | 
          
            |  | 22 | }}} | 
          
            |  | 23 |  | 
          
            |  | 24 |  |