Max packet size will be limited by your Ethernet MTU. Default MTU is 1500, which corresponds to 1456 bytes plus overhead. 1456/4 = 364. If you want longer packets:
# ip link set <interface name> mtu 8000 Nick On Thu, Dec 14, 2017 at 11:18 AM Andrew Thommesen via USRP-users < usrp-users@lists.ettus.com> wrote: > Hi, > > > I am now able to control the packet size from the radio block (by setting > spp in the arguments) and from a file source (using the gnuradio vector to > stream block). However, it appears that the packet size is limited to 364. > If I use a larger packet size for the radio block I get a "timeout on Ch0". > If i use a larger packet size on the file source it default back to 364. > > > Is it possible to have a packet size of 512? The reason is that my RFNoC > block is expecting data blocks of this length, so compliance with the AXI > protocol will be simpler if I can just pass through each packet. > > > Any help would be greatly appreciated, > > > Andy > _______________________________________________ > USRP-users mailing list > USRP-users@lists.ettus.com > http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com >
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