[srslte-users] Wireshark did not capture RRC packet

[Andre Puschmann]

Hey,

don't run Wireshark and capture from any of your network interfaces.

The eNB writes the PCAP to a file and this can be opened after you
terminate the eNB. By default it's in /tmp/enb.pcap

Cheers
Andre

On 17/4/20 10:05, Lily Wu wrote:
> Dear srsLTE team,
> 
> Firstly, I would like to thank everyone for your hard work and
> contribution to srsLTE. 
> 
> I run epc and enb on one PC with Ubuntu 18.04 with USRP B210 and ue on
> another PC. I am trying to capture RRC packets using Wireshark on the
> same PC as the enb one. I started capturing in Wireshark after I ran epc
> and enb. I thought Wireshark would capture RRC packets (I am looking for
> SIBs), but I only found IP packets and packets of layers above it.  (I
> am not sure if I should run Wireshark on enb side or ue side. Please
> correct if I did it wrong.) 
> 
> I already enabled all protocols in Wireshark, uncommented '#define
> WRITE_SIB_PCAP' in 'srsenb/src/mac/mac.cc', and changed '[pcap] enable =
> false' to '[pcap] enable = true' in srsLTE/srsenb/enb.conf. 
> 
> Does anyone know what I am missing? Many thanks!
> 
> Lily 
> 
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