Re: can't add a /24 blackhole route with a /32 loopback

--- Original Message --- On Wednesday, June 14th, 2023 at 12:36, Alexander Chernikov wrote: > > On 14 Jun 2023, at 11:26, Benoit Chesneau beno...@enki-multimedia.eu wrote: > > > > I found an interresting log in dmesg (see below). Not sure how it can > > happens. > > > > Could it b

Re: can't add a /24 blackhole route with a /32 loopback

> On 14 Jun 2023, at 11:26, Benoit Chesneau wrote: > > I found an interresting log in dmesg (see below). Not sure how it can happens. > > Could it be related to the usage of bird? > > The log: > > ``` > [rtsock] fill_blackholeinfo: PID 72835: Unable to find ifa for > blackhole/reject nhop

Re: can't add a /24 blackhole route with a /32 loopback

I found an interresting log in dmesg (see below). Not sure how it can happens. Could it be related to the usage of bird? The log: ``` [rtsock] fill_blackholeinfo: PID 72835: Unable to find ifa for blackhole/reject nhop [rtsock] fill_blackholeinfo: PID 72837: Unable to find ifa for blackhole/rej

Re: can't add a /24 blackhole route with a /32 loopback

disreguard the part containing ``` # route -n get 1.1.1.1/32 route to: 1.1.1.1 destination: 1.1.1.1 gateway: 10.3.1.2 fib: 0 interface: vlan212 flags: recvpipe sendpipe ssthresh rtt,msecmtuweightexpire 0 0 0 0 9000

Re: can't add a /24 blackhole route with a /32 loopback

--- Original Message --- On Wednesday, June 14th, 2023 at 11:56, Alexander Chernikov wrote: > Could you try: > 1) removing the 1.1.1.0/24 route > 2) removing the 1.1.1.1/32 from the lo1 > 3) provide the output for `route -n get 1.1.1.0/24` > 4) provide the output for `route -n get 1.1

Re: can't add a /24 blackhole route with a /32 loopback

> On 14 Jun 2023, at 10:42, Alexander Chernikov wrote: > > > >> On 14 Jun 2023, at 10:06, Benoit Chesneau wrote: >> >> I forgot oto add the error message , sorry. >> >> When I try to set the theblackhole flag I get the following error: >> >> ``` >> route: writing to routing socket: Oper

Re: can't add a /24 blackhole route with a /32 loopback

(resending, after an pekab issue). I tried it but if I delete the route, I will have the same kind of error when adding it. I can only add it using the `-iface` flag. This error is weird. Benoît --- Original Message --- On Wednesday, June 14th, 2023 at 11:46, Patrick M. Hausen wrote

Re: can't add a /24 blackhole route with a /32 loopback

Here is the ifconfig for loopbacks: ``` ifconfig lo1 lo1: flags=8049 metric 0 mtu 16384 options=680003 inet6 fe80::1%lo1 prefixlen 64 scopeid 0x9 inet6 ::1:1::1 prefixlen 128 inet 1.1.1.1 netmask 0x groups: lo nd6 options=21 root@cor

Re: can't add a /24 blackhole route with a /32 loopback

> On 14 Jun 2023, at 10:06, Benoit Chesneau wrote: > > I forgot oto add the error message , sorry. > > When I try to set the theblackhole flag I get the following error: > > ``` > route: writing to routing socket: Operation not supported > change net 1.1.1.0 fib 0: Operation not supported >

Re: can't add a /24 blackhole route with a /32 loopback

I forgot oto add the error message , sorry. When I try to set the theblackhole flag I get the following error: ``` route: writing to routing socket: Operation not supported change net 1.1.1.0 fib 0: Operation not supported ``` --- Original Message --- On Wednesday, June 14th, 2023 at 1

Re: can't add a /24 blackhole route with a /32 loopback

Hi, Thanks for your answer. I'm using Freebsd 13.2 latest version: $ uname -srm FreeBSD 13.2-RELEASE amd64 I edited the filtred result of the table since it has a full view: netstat -4rnW |grep -e "1.1.1" 1.1.1.0/24127.0.0.1 USB14 16384lo0 1.1.1.1 link#9

Re: can't add a /24 blackhole route with a /32 loopback

> On 14 Jun 2023, at 07:05, Benoit Chesneau wrote: > > Hi, > > When I setup a loopback to a /32 , I can add a /24 as a blackhole route > anymore. I can only create a /24 attached to this looopback. Ie. Could you add a bit more context? What is the FreeBSD version (uname -srm)? What does 'rou