Omsobts -osmotrx communication problem

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Dhananjay kumar dhananjay.cse at gmail.com
Mon Jan 23 06:17:04 UTC 2017


try in 1900 band. For me it works fine.

What all component you are running ?

BR
Dhananjay

On Mon, Jan 23, 2017 at 11:43 AM, Snehasish Kar <snehasish.cse at live.com>
wrote:

> Problem is usrp x310 doesnot support the gsmband, it works above 1.2GHz.
> Also if I still change the MCC and MNC I am not not able to find the
> network on the phone, and any clue on this error "*check_rx_md_err: An
> internal receive buffer has filled"*, it comes in osmo-trx.
> ------------------------------
> *From:* Dhananjay kumar <dhananjay.cse at gmail.com>
> *Sent:* Monday, January 23, 2017 11:37:38 AM
> *To:* Snehasish Kar
> *Cc:* nhofmeyr at sysmocom.de
>
> *Subject:* Re: Omsobts -osmotrx communication problem
>
> hi,
>
> network country code 404
>  mobile network code 31
>
> Change it to
>
> network country code 001
>  mobile network code 01
>  short name  TESTPLMN
>  long name TESTPLMN
>
> Try it in Band 850 .
> 900 and 1800 and widely used in India by commercial  operates.
> Remove all neighbor cell list.
>
>
> You are using 404 31 , it might match some real network, and you will not
> able to see your test network.
>
> BR
> Dhananjay
>
> On Mon, Jan 23, 2017 at 11:20 AM, Snehasish Kar <snehasish.cse at live.com>
> wrote:
>
>> Hi I have attached my config as requested, also in osmo-trx I am getting
>> the following error "*check_rx_md_err: An internal receive buffer has
>> filled" *and I am not able to view the network in my phone*.  *I am
>> using usrp x310 and os UBUNTU.
>>
>>
>> BR
>>
>> Snehasish
>> ------------------------------
>> *From:* Neels Hofmeyr <nhofmeyr at sysmocom.de>
>> *Sent:* Saturday, January 21, 2017 4:35:06 AM
>> *To:* Snehasish Kar
>> *Cc:* openbsc at lists.osmocom.org
>> *Subject:* Re: Omsobts -osmotrx communication problem
>>
>> On Fri, Jan 20, 2017 at 11:58:53AM +0000, Snehasish Kar wrote:
>> > Hi
>> >
>> > I have installed osmobts and osmotrx  with openbsc, to enable openbsc
>> with usrp. But whenever I tried running the three applications, I gave the
>> following error in osmobts. Please help me with it.
>>
>> >
>> >
>> > <000b> trx_if.c:490 Tx burst length 0 invalid
>> > > <000b> trx_if.c:490 Tx burst length 0 invalid
>> > > <000b> trx_if.c:490 Tx burst length 0 invalid
>> > > <000b> trx_if.c:490 Tx burst length 0 invalid
>> > > <000b> trx_if.c:490 Tx burst length 0 invalid
>> > > <000b> trx_if.c:490 Tx burst length 0 invalid
>> > > <000b> trx_if.c:490 Tx burst length 0 invalid
>> > > <000b> trx_if.c:490 Tx burst length 0 invalid
>> > > <000b> trx_if.c:490 Tx burst length 0 invalid
>> > > <000b> trx_if.c:490 Tx burst length 0 invalid
>> > > <000b> trx_if.c:490 Tx burst length 0 invalid
>> > > <000b> trx_if.c:490 Tx burst length 0 invalid
>> > > <000b> trx_if.c:490 Tx burst length 0 invalid
>> > > <000b> trx_if.c:490 Tx burst length 0 invalid
>> > > <000b> trx_if.c:490 Tx burst length 0 invalid
>> > > <000b> trx_if.c:490 Tx burst length 0 invalid
>> > > <000b> trx_if.c:490 Tx burst length 0 invalid
>>
>> If I remember correctly, osmo-bts-trx will at startup show a bunch of
>> these and
>> then continue normally.
>>
>> To clarify, you need to run 'osmo-trx', 'osmo-bts-trx' and 'osmo-nitb'.
>> We can't help further with this little information on your config.
>>
>> ~N
>>
>>
>> --
>> - Neels Hofmeyr <nhofmeyr at sysmocom.de>          http://www.sysmocom.de/
>> =======================================================================
>> * sysmocom - systems for mobile communications GmbH
>> * Alt-Moabit 93
>> * 10559 Berlin, Germany
>> * Sitz / Registered office: Berlin, HRB 134158 B
>> * Geschäftsführer / Managing Directors: Harald Welte
>>
>
>
>
> --
> Thanks & Regards
> Dhananjay
> 9686184214
>
> Luck is what happens when preparation meets opportunity.
>



-- 
Thanks & Regards
Dhananjay
9686184214

Luck is what happens when preparation meets opportunity.
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