netdev - Re: Maximum MPLS labels on Linux network stack

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Message-ID: <eb74b9e1-1a5a-f30f-34b5-717231222985@gmail.com>
Date:   Wed, 3 May 2017 20:22:55 -0600
From:   David Ahern <dsahern@...il.com>
To:     Joe Stringer <joe@....org>,
        Алексей Болдырев 
        <devel-net-ne-vlezay80@...dex.ru>
Cc:     netdev <netdev@...r.kernel.org>
Subject: Re: Maximum MPLS labels on Linux network stack

On 5/3/17 2:21 PM, Joe Stringer wrote:
>> • 8192 MPLS labels
>>
>> Especially interested in the figure 8192 MPLS Labels.

The 8k labels has to be 8k individual routes with a single label (or a
few labels in the stack for the route). In that case you can set
net.mpls.platforms_labels to 10001 and install routes with label values
up to 10000.