Data Rate of EGPRS is Too Low

XINKE ZHANG xinke.zhang at hotmail.com
Thu Mar 1 13:40:56 UTC 2018


GPSDO is mounted upon the B210. And I executes this command "./osmo-trx -g -e".

My timeslot config is 3 TCH/F + 3 PDCH.

________________________________
From: Neels Hofmeyr <nhofmeyr at sysmocom.de>
Sent: Thursday, March 1, 2018 12:27
To: XINKE ZHANG
Cc: osmocom-net-gprs at lists.osmocom.org
Subject: Re: Data Rate of EGPRS is Too Low

On Wed, Feb 28, 2018 at 12:53:21AM +0000, XINKE ZHANG wrote:
> Hi all,
>
>
> I have set up the EGPRS network using software bundles (osmo-nitb + osmo-bts-trx + osmo-trx + osmo-pcu + osmo-sgsn + openggsn) based on the USRP B210 platform. Now the cell phone can connect to the EGPRS network, but the network is not stable and the data rate is too low (only about 8kbs).

- do you have a proper timing source connected to the B210?
- what's your timeslot config?

~N
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