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NixOS Networking

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20 Jun 2025
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21 Jun 2025
@k900:0upti.meK900Anyone know a tool that I can point at a DNS server and just blast a lot of requests to it and see where it fails?08:33:26
@hexa:lossy.networkhexa K900: like dnstracer? 10:10:07
@hexa:lossy.networkhexa
❯ dnstracer -s . 0upti.me
Tracing to 0upti.me[a] via A.ROOT-SERVERS.NET, maximum of 3 retries
A.ROOT-SERVERS.NET [.] (2001:0503:ba3e:0000:0000:0000:0002:0030) 
 |\___ b2.nic.me [me] (2001:0500:004f:0000:0000:0000:0000:0001) 
 |     |\___ janet.ns.cloudflare.com [0upti.me] (172.64.32.169) Got authoritative answer 
 |     |\___ janet.ns.cloudflare.com [0upti.me] (173.245.58.169) Got authoritative answer 
 |     |\___ janet.ns.cloudflare.com [0upti.me] (108.162.192.169) Got authoritative answer 
 |     |\___ janet.ns.cloudflare.com [0upti.me] (2a06:98c1:0050:0000:0000:0000:ac40:20a9) Got authoritative answer 
 |     |\___ janet.ns.cloudflare.com [0upti.me] (2803:f800:0050:0000:0000:0000:6ca2:c0a9) Got authoritative answer 
 |     |\___ janet.ns.cloudflare.com [0upti.me] (2606:4700:0050:0000:0000:0000:adf5:3aa9) Got authoritative answer 
 |      \___ karl.ns.cloudflare.com [0upti.me] (108.162.193.190) Got authoritative answer 
 |      \___ karl.ns.cloudflare.com [0upti.me] (173.245.59.190) Got authoritative answer 
 |      \___ karl.ns.cloudflare.com [0upti.me] (172.64.33.190) Got authoritative answer 
 |      \___ karl.ns.cloudflare.com [0upti.me] (2606:4700:0058:0000:0000:0000:adf5:3bbe) Got authoritative answer 
 |      \___ karl.ns.cloudflare.com [0upti.me] (2803:f800:0050:0000:0000:0000:6ca2:c1be) Got authoritative answer 
 |      \___ karl.ns.cloudflare.com [0upti.me] (2a06:98c1:0050:0000:0000:0000:ac40:21be) Got authoritative answer 
 |\___ b2.nic.me [me] (199.249.127.1) 
 |     |\___ janet.ns.cloudflare.com [0upti.me] (173.245.58.169) (cached)
 |     |\___ janet.ns.cloudflare.com [0upti.me] (108.162.192.169) (cached)
 |     |\___ janet.ns.cloudflare.com [0upti.me] (172.64.32.169) (cached)
 |     |\___ janet.ns.cloudflare.com [0upti.me] (2803:f800:0050:0000:0000:0000:6ca2:c0a9) (cached)
 |     |\___ janet.ns.cloudflare.com [0upti.me] (2606:4700:0050:0000:0000:0000:adf5:3aa9) (cached)
 |     |\___ janet.ns.cloudflare.com [0upti.me] (2a06:98c1:0050:0000:0000:0000:ac40:20a9) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (173.245.59.190) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (172.64.33.190) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (108.162.193.190) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (2803:f800:0050:0000:0000:0000:6ca2:c1be) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (2a06:98c1:0050:0000:0000:0000:ac40:21be) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (2606:4700:0058:0000:0000:0000:adf5:3bbe) (cached)
 |\___ a2.nic.me [me] (2001:0500:0047:0000:0000:0000:0000:0001) 
 |     |\___ janet.ns.cloudflare.com [0upti.me] (173.245.58.169) (cached)
 |     |\___ janet.ns.cloudflare.com [0upti.me] (108.162.192.169) (cached)
 |     |\___ janet.ns.cloudflare.com [0upti.me] (172.64.32.169) (cached)
 |     |\___ janet.ns.cloudflare.com [0upti.me] (2a06:98c1:0050:0000:0000:0000:ac40:20a9) (cached)
 |     |\___ janet.ns.cloudflare.com [0upti.me] (2803:f800:0050:0000:0000:0000:6ca2:c0a9) (cached)
 |     |\___ janet.ns.cloudflare.com [0upti.me] (2606:4700:0050:0000:0000:0000:adf5:3aa9) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (172.64.33.190) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (108.162.193.190) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (173.245.59.190) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (2803:f800:0050:0000:0000:0000:6ca2:c1be) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (2a06:98c1:0050:0000:0000:0000:ac40:21be) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (2606:4700:0058:0000:0000:0000:adf5:3bbe) (cached)
 |\___ a2.nic.me [me] (199.249.119.1) 
 |     |\___ janet.ns.cloudflare.com [0upti.me] (108.162.192.169) (cached)
 |     |\___ janet.ns.cloudflare.com [0upti.me] (172.64.32.169) (cached)
 |     |\___ janet.ns.cloudflare.com [0upti.me] (173.245.58.169) (cached)
 |     |\___ janet.ns.cloudflare.com [0upti.me] (2a06:98c1:0050:0000:0000:0000:ac40:20a9) (cached)
 |     |\___ janet.ns.cloudflare.com [0upti.me] (2803:f800:0050:0000:0000:0000:6ca2:c0a9) (cached)
 |     |\___ janet.ns.cloudflare.com [0upti.me] (2606:4700:0050:0000:0000:0000:adf5:3aa9) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (108.162.193.190) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (173.245.59.190) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (172.64.33.190) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (2a06:98c1:0050:0000:0000:0000:ac40:21be) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (2606:4700:0058:0000:0000:0000:adf5:3bbe) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (2803:f800:0050:0000:0000:0000:6ca2:c1be) (cached)
 |\___ c0.nic.me [me] (2001:0500:0055:0000:0000:0000:0000:0001) 
 |     |\___ janet.ns.cloudflare.com [0upti.me] (108.162.192.169) (cached)
 |     |\___ janet.ns.cloudflare.com [0upti.me] (172.64.32.169) (cached)
 |     |\___ janet.ns.cloudflare.com [0upti.me] (173.245.58.169) (cached)
 |     |\___ janet.ns.cloudflare.com [0upti.me] (2a06:98c1:0050:0000:0000:0000:ac40:20a9) (cached)
 |     |\___ janet.ns.cloudflare.com [0upti.me] (2803:f800:0050:0000:0000:0000:6ca2:c0a9) (cached)
 |     |\___ janet.ns.cloudflare.com [0upti.me] (2606:4700:0050:0000:0000:0000:adf5:3aa9) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (173.245.59.190) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (172.64.33.190) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (108.162.193.190) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (2606:4700:0058:0000:0000:0000:adf5:3bbe) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (2803:f800:0050:0000:0000:0000:6ca2:c1be) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (2a06:98c1:0050:0000:0000:0000:ac40:21be) (cached)
 |\___ c0.nic.me [me] (199.253.61.1) 
 |     |\___ karl.ns.cloudflare.com [0upti.me] (172.64.33.190) (cached)
 |     |\___ karl.ns.cloudflare.com [0upti.me] (108.162.193.190) (cached)
 |     |\___ karl.ns.cloudflare.com [0upti.me] (173.245.59.190) (cached)
 |     |\___ karl.ns.cloudflare.com [0upti.me] (2803:f800:0050:0000:0000:0000:6ca2:c1be) (cached)
 |     |\___ karl.ns.cloudflare.com [0upti.me] (2a06:98c1:0050:0000:0000:0000:ac40:21be) (cached)
 |     |\___ karl.ns.cloudflare.com [0upti.me] (2606:4700:0058:0000:0000:0000:adf5:3bbe) (cached)
 |      \___ janet.ns.cloudflare.com [0upti.me] (172.64.32.169) (cached)
 |      \___ janet.ns.cloudflare.com [0upti.me] (173.245.58.169) (cached)
 |      \___ janet.ns.cloudflare.com [0upti.me] (108.162.192.169) (cached)
 |      \___ janet.ns.cloudflare.com [0upti.me] (2803:f800:0050:0000:0000:0000:6ca2:c0a9) (cached)
 |      \___ janet.ns.cloudflare.com [0upti.me] (2606:4700:0050:0000:0000:0000:adf5:3aa9) (cached)
 |      \___ janet.ns.cloudflare.com [0upti.me] (2a06:98c1:0050:0000:0000:0000:ac40:20a9) (cached)
 |\___ a0.nic.me [me] (2001:0500:0053:0000:0000:0000:0000:0001) 
 |     |\___ janet.ns.cloudflare.com [0upti.me] (108.162.192.169) (cached)
 |     |\___ janet.ns.cloudflare.com [0upti.me] (172.64.32.169) (cached)
 |     |\___ janet.ns.cloudflare.com [0upti.me] (173.245.58.169) (cached)
 |     |\___ janet.ns.cloudflare.com [0upti.me] (2803:f800:0050:0000:0000:0000:6ca2:c0a9) (cached)
 |     |\___ janet.ns.cloudflare.com [0upti.me] (2606:4700:0050:0000:0000:0000:adf5:3aa9) (cached)
 |     |\___ janet.ns.cloudflare.com [0upti.me] (2a06:98c1:0050:0000:0000:0000:ac40:20a9) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (172.64.33.190) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (108.162.193.190) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (173.245.59.190) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (2606:4700:0058:0000:0000:0000:adf5:3bbe) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (2803:f800:0050:0000:0000:0000:6ca2:c1be) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (2a06:98c1:0050:0000:0000:0000:ac40:21be) (cached)
 |\___ a0.nic.me [me] (199.253.59.1) 
 |     |\___ karl.ns.cloudflare.com [0upti.me] (108.162.193.190) (cached)
 |     |\___ karl.ns.cloudflare.com [0upti.me] (173.245.59.190) (cached)
 |     |\___ karl.ns.cloudflare.com [0upti.me] (172.64.33.190) (cached)
 |     |\___ karl.ns.cloudflare.com [0upti.me] (2803:f800:0050:0000:0000:0000:6ca2:c1be) (cached)
 |     |\___ karl.ns.cloudflare.com [0upti.me] (2a06:98c1:0050:0000:0000:0000:ac40:21be) (cached)
 |     |\___ karl.ns.cloudflare.com [0upti.me] (2606:4700:0058:0000:0000:0000:adf5:3bbe) (cached)
 |      \___ janet.ns.cloudflare.com [0upti.me] (108.162.192.169) (cached)
 |      \___ janet.ns.cloudflare.com [0upti.me] (172.64.32.169) (cached)
 |      \___ janet.ns.cloudflare.com [0upti.me] (173.245.58.169) (cached)
 |      \___ janet.ns.cloudflare.com [0upti.me] (2606:4700:0050:0000:0000:0000:adf5:3aa9) (cached)
 |      \___ janet.ns.cloudflare.com [0upti.me] (2a06:98c1:0050:0000:0000:0000:ac40:20a9) (cached)
 |      \___ janet.ns.cloudflare.com [0upti.me] (2803:f800:0050:0000:0000:0000:6ca2:c0a9) (cached)
 |\___ b0.nic.me [me] (2001:0500:0054:0000:0000:0000:0000:0001) 
 |     |\___ janet.ns.cloudflare.com [0upti.me] (173.245.58.169) (cached)
 |     |\___ janet.ns.cloudflare.com [0upti.me] (108.162.192.169) (cached)
 |     |\___ janet.ns.cloudflare.com [0upti.me] (172.64.32.169) (cached)
 |     |\___ janet.ns.cloudflare.com [0upti.me] (2606:4700:0050:0000:0000:0000:adf5:3aa9) (cached)
 |     |\___ janet.ns.cloudflare.com [0upti.me] (2a06:98c1:0050:0000:0000:0000:ac40:20a9) (cached)
 |     |\___ janet.ns.cloudflare.com [0upti.me] (2803:f800:0050:0000:0000:0000:6ca2:c0a9) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (173.245.59.190) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (172.64.33.190) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (108.162.193.190) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (2803:f800:0050:0000:0000:0000:6ca2:c1be) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (2a06:98c1:0050:0000:0000:0000:ac40:21be) (cached)
 |      \___ karl.ns.cloudflare.com [0upti.me] (2606:4700:0058:0000:0000:0000:adf5:3bbe) (cached)
  \___ b0.nic.me [me] (199.253.60.1) 
       |\___ karl.ns.cloudflare.com [0upti.me] (108.162.193.190) (cached)
       |\___ karl.ns.cloudflare.com [0upti.me] (173.245.59.190) (cached)
       |\___ karl.ns.cloudflare.com [0upti.me] (172.64.33.190) (cached)
       |\___ karl.ns.cloudflare.com [0upti.me] (2606:4700:0058:0000:0000:0000:adf5:3bbe) (cached)
       |\___ karl.ns.cloudflare.com [0upti.me] (2803:f800:0050:0000:0000:0000:6ca2:c1be) (cached)
       |\___ karl.ns.cloudflare.com [0upti.me] (2a06:98c1:0050:0000:0000:0000:ac40:21be) (cached)
        \___ janet.ns.cloudflare.com [0upti.me] (108.162.192.169) (cached)
        \___ janet.ns.cloudflare.com [0upti.me] (172.64.32.169) (cached)
        \___ janet.ns.cloudflare.com [0upti.me] (173.245.58.169) (cached)
        \___ janet.ns.cloudflare.com [0upti.me] (2606:4700:0050:0000:0000:0000:adf5:3aa9) (cached)
        \___ janet.ns.cloudflare.com [0upti.me] (2a06:98c1:0050:0000:0000:0000:ac40:20a9) (cached)
        \___ janet.ns.cloudflare.com [0upti.me] (2803:f800:0050:0000:0000:0000:6ca2:c0a9) (cached)
10:10:44
@k900:0upti.meK900 No, I need like a load test 12:35:51
@magic_rb:matrix.redalder.orgmagic_rbId like that too12:37:58
@antifuchs:asf.computerantifuchsI feel like powerdns had a load test tool, but it’s probably easier to script something like that yourself since you’ll need some sort of distributed load simulation for a degree of realism14:18:38
@antifuchs:asf.computerantifuchs(Say, using locust)14:19:21
@k900:0upti.meK900I don't need it to be realistic14:20:09
@k900:0upti.meK900I need it to blow up14:20:12
@antifuchs:asf.computerantifuchsoh yeah I think I used https://mickaelbergem.github.io/dnsstresss/ in the past16:25:47
@djrmarques:matrix.org@djrmarques:matrix.org left the room.22:08:59
@sielicki:matrix.orgsielicki left the room.22:20:12
@hexa:lossy.networkhexahttps://github.com/jedisct1/dnsblast22:22:15
22 Jun 2025
@jjf:matrix.org@jjf:matrix.org left the room.01:41:08
@ss:someonex.netSomeoneSerge (back on matrix) changed their display name from SomeoneSerge (UTC+U[-12,12]) to SomeoneSerge (Ever OOMed by Element).12:15:22
@saiko:knifepoint.net@saiko:knifepoint.net changed their display name from Katalin ⚧︎ to Katalin ⚧︎.20:44:46
23 Jun 2025
@rvdp:infosec.exchangeRamses 🇵🇸Is there no support in linux for realtek 8157 chips? I don't see the ID listed in https://github.com/torvalds/linux/blob/86731a2a651e58953fc949573895f2fa6d456841/drivers/net/usb/r8152.c#L1002411:05:15
@rvdp:infosec.exchangeRamses 🇵🇸Up to 8156 seems to be supported by that driver11:05:41
@k900:0upti.meK900https://lore.kernel.org/all/20241126022515.4043-6-hau@realtek.com/11:08:19
@k900:0upti.meK900Looks like there's a patch series11:08:24
@matthewcroughan:defenestrate.itmatthewcroughan - nix.zoneAre there any products using those new realtek chips in the wild yet?11:11:05
@k900:0upti.meK900Aliexpress has some11:11:17
@k900:0upti.meK900Or at least has some listed11:11:41
@matthewcroughan:defenestrate.itmatthewcroughan - nix.zoneI was hoping for some nice 10g unmanaged switches11:11:43

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