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Groups > linux.debian.kernel > #87971

Bug#1107739: iproute2: ip-route(8) man page: incorrect "ip route delete" documentation

From Vincent Lefevre <vincent@vinc17.net>
Newsgroups linux.debian.bugs.dist, linux.debian.kernel
Subject Bug#1107739: iproute2: ip-route(8) man page: incorrect "ip route delete" documentation
Date 2025-06-13 20:00 +0200
Message-ID <KXgR3-akpG-1@gated-at.bofh.it> (permalink)
References <KXfBD-ajI6-3@gated-at.bofh.it> <KXfBD-ajI6-1@gated-at.bofh.it> <KX9Pz-agbL-1@gated-at.bofh.it> <KXfBD-ajI6-1@gated-at.bofh.it>
Organization linux.* mail to news gateway

Cross-posted to 2 groups.

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On 2025-06-13 18:15:55 +0200, Bjørn Mork wrote:
> Vincent Lefevre <vincent@vinc17.net> writes:
> 
> > The documentation of "ip route delete" in the ip-route(8) man page is
> > incorrect. The man page says:
> >
> >   ip route delete
> >     delete route
> >     ip  route  del  has the same arguments as ip route add, but their
> >     semantics are a bit different.
> >
> >     Key values (to, tos, preference and table) select  the  route  to
> >     delete. If optional attributes are present, ip verifies that they
> >     coincide with the attributes of the route to delete.  If no route
> >     with the given key and attributes was found, ip route del fails.
> >
> > But the behavior is unclear when several routes match the argument.
> 
> Please demonstrate that.

What should happen if one has

192.134.164.161 via 192.168.1.1 dev eth0 src 192.168.1.13 metric 100 
192.134.164.161 via 192.168.1.1 dev wlp0s20f3 src 192.168.1.14 metric 600 

and "ip route del 192.134.164.161" is done?

-- 
Vincent Lefèvre <vincent@vinc17.net> - Web: <https://www.vinc17.net/>
100% accessible validated (X)HTML - Blog: <https://www.vinc17.net/blog/>
Work: CR INRIA - computer arithmetic / Pascaline project (LIP, ENS-Lyon)

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Thread

Bug#1107739: iproute2: ip-route(8) man page: incorrect "ip route delete" documentation Vincent Lefevre <vincent@vinc17.net> - 2025-06-13 12:30 +0200
  Bug#1107739: iproute2: ip-route(8) man page: incorrect "ip route delete" documentation Luca Boccassi <bluca@debian.org> - 2025-06-13 12:50 +0200
    Bug#1107739: iproute2: ip-route(8) man page: incorrect "ip route delete" documentation Vincent Lefevre <vincent@vinc17.net> - 2025-06-13 14:30 +0200
  Processed: Re: iproute2: ip-route(8) man page: incorrect "ip  route delete" documentation "Debian Bug Tracking System" <owner@bugs.debian.org> - 2025-06-13 12:50 +0200
  Bug#1107739: iproute2: ip-route(8) man page: incorrect "ip route delete" documentation Bjørn Mork <bjorn@mork.no> - 2025-06-13 18:40 +0200
    Bug#1107739: iproute2: ip-route(8) man page: incorrect "ip route delete" documentation Vincent Lefevre <vincent@vinc17.net> - 2025-06-13 20:00 +0200
      Bug#1107739: iproute2: ip-route(8) man page: incorrect "ip route delete" documentation Bjørn Mork <bjorn@mork.no> - 2025-06-13 20:10 +0200

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