From: David Ahern <dsahern@gmail.com>
To: Dave Taht <dave.taht@gmail.com>,
Linux Kernel Network Developers <netdev@vger.kernel.org>
Subject: Re: how to search for the best route from userspace in netlink?
Date: Mon, 2 Sep 2019 21:13:40 -0600 [thread overview]
Message-ID: <3e8fd488-1bd1-3213-6329-6baf8935a446@gmail.com> (raw)
In-Reply-To: <CAA93jw73AJMwLL+6cNLB2R6oqA2DyMYc1ZUsrFPndESs0ZONng@mail.gmail.com>
On 9/2/19 4:07 PM, Dave Taht wrote:
> Windows has the "RtmGetMostSpecificDestination" call:
> https://docs.microsoft.com/en-us/windows/win32/rras/search-for-the-best-route
>
> In particular, I wanted to search for the best route, AND pick up the
> PMTU from that (if it existed)
> for older UDP applications like dnssec[1] and newer ones like QUIC[2].
RTM_GETROUTE with data for the route lookup. See iproute2 code as an
example.
next prev parent reply other threads:[~2019-09-03 3:13 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-02 22:07 how to search for the best route from userspace in netlink? Dave Taht
2019-09-03 3:13 ` David Ahern [this message]
2019-09-03 9:29 ` Dave Taht
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