From: o.evistel@free.fr
To: Andreas Fink <afink@list.fink.org>
Cc: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com>,
linux-sctp <linux-sctp@vger.kernel.org>
Subject: Re: Linux SCTP multihoming question
Date: Fri, 9 Feb 2024 13:03:30 +0100 (CET) [thread overview]
Message-ID: <1053910852.115494076.1707480210747.JavaMail.zimbra@free.fr> (raw)
In-Reply-To: <483A5123-AA38-48EC-8158-120DFFC1E5D8@list.fink.org>
Andreas
Do you where I can find the description these ioctl calls.
Regards
Omar
=====================================================================
----- Mail original -----
De: "Andreas Fink" <afink@list.fink.org>
À: "OMAR AIT AMRANE" <o.evistel@free.fr>
Envoyé: Vendredi 9 Février 2024 12:09:48
Objet: Re: Linux SCTP multihoming question
I don't think the SCTP protocol allows this to choose. As it's a hot/hot setup. Multiple path can be used at the same time. But there might be some ioctl calls to force it.
> On 9 Feb 2024, at 12:01, o.evistel@free.fr wrote:
>
> Hi Andreas,
>
> My explanation was not clear enough.
>
> I would like to know if it is possible to force sctp to use alernate address instead of primary address while both of them are available.
>
> Regards
> Omar
> =========================================================================================
>
> ----- Mail original -----
> De: "Andreas Fink" <afink@list.fink.org>
> À: "OMAR AIT AMRANE" <o.evistel@free.fr>
> Cc: "Marcelo Ricardo Leitner" <marcelo.leitner@gmail.com>, "linux-sctp" <linux-sctp@vger.kernel.org>
> Envoyé: Vendredi 9 Février 2024 11:10:22
> Objet: Re: Linux SCTP multihoming question
>
> yes this is possible. My eSTP does this exactly this way. for M3UA and M2PA You simply use sctp_bindx to bind to exact local address you need.
> You can add or remove local IP's and alter the association. But I'm not sure if you can force a specific path to be used as primary. SCTP basically can use any and switch over to the other.
>
> If you think of something like hot/standby setup, you might want to do this on M3UA level which means having two SCTP associations (two ASPs in one AS)
>
>
>
>> On 9 Feb 2024, at 11:05, o.evistel@free.fr wrote:
>>
>>
>> Dear Marcelo
>>
>> I am using linux-sctp as transport for SIGTRAN M3UA on RHEL 8.4 with multihoming (sctp_bindx(), sctp_connectx() API functions).
>> I would like to know, after association setup, if it is possible to instruct SCTP to use a specific local address from the list of bound addresses to reach the peer.
>>
>> Regards
>> Omar AIT AMRANE
>>
>
next prev parent reply other threads:[~2024-02-09 12:03 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <6f6f11b5c30bce3d6e77d719ef75112dee75250d.profile@marceloleitner.u.sourceforge.net>
2022-07-07 13:39 ` Linux SCTP associations failure handlig Marcelo Ricardo Leitner
2022-07-08 14:46 ` o.evistel
2022-07-13 12:58 ` Linux SCTP performance question o.evistel
2022-07-15 18:48 ` Marcelo Ricardo Leitner
2022-07-18 11:54 ` o.evistel
2022-07-16 12:13 ` David Laight
2022-07-18 14:09 ` o.evistel
2022-07-18 14:44 ` David Laight
2022-07-18 14:46 ` David Laight
2024-02-09 10:05 ` Linux SCTP multihoming question o.evistel
2024-02-09 10:10 ` Andreas Fink
2024-02-09 11:01 ` o.evistel
[not found] ` <483A5123-AA38-48EC-8158-120DFFC1E5D8@list.fink.org>
2024-02-09 12:03 ` o.evistel [this message]
2024-02-10 17:03 ` David Laight
2024-02-10 17:09 ` Philipp Stanner
2024-02-10 17:34 ` David Laight
2024-02-10 17:48 ` Philipp Stanner
2024-02-10 18:02 ` David Laight
2024-02-10 18:37 ` Philipp Stanner
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