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  Topic: fast firewall blocking
lazardo

Replies: 5
Views: 386

PostForum: Advanced Networking   Posted: Tue Apr 23, 2024 21:32   Subject: fast firewall blocking


$ md5sum fire
65a9db7f857e95dfbcd6528cccdef67b fire
$ cat fire
#!/bin/sh
# block persistent/agressive IP addrs early as possible
# https://blog.apnic.net/2024/02/09/drop-early-drop-often ...
  Topic: set initial username/passwd without using GUI?
lazardo

Replies: 4
Views: 1215

PostForum: Broadcom SoC based Hardware   Posted: Mon Apr 22, 2024 22:23   Subject: set initial username/passwd without using GUI?
Thanks.

The goal was to automate the password setting, so I'll try curl POST.
  Topic: fast firewall blocking
lazardo

Replies: 5
Views: 386

PostForum: Advanced Networking   Posted: Mon Apr 22, 2024 22:03   Subject: Re: fast firewall blocking
Looks like a job for the Big Yellow Taxi.
  Topic: fast firewall blocking
lazardo

Replies: 5
Views: 386

PostForum: Advanced Networking   Posted: Mon Apr 22, 2024 21:47   Subject: Re: fast firewall blocking
Recent prototype. Could be a tool for DDoS mitigation, could cause your router to catch fire...

The key idea is to use the 'raw' table as it is before conntrack -> prerouting -> filter -> ...
  Topic: fast firewall blocking
lazardo

Replies: 5
Views: 386

PostForum: Advanced Networking   Posted: Sun Apr 21, 2024 23:05   Subject: fast firewall blocking
Recent prototype. Could be a tool for DDoS mitigation, could cause your router to catch fire. cheers.

UPDATED: #!/bin/sh
# block agressive IPs early as possible
# https://blog.apnic.net/202 ...
  Topic: set initial username/passwd without using GUI?
lazardo

Replies: 4
Views: 1215

PostForum: Broadcom SoC based Hardware   Posted: Thu Mar 21, 2024 18:51   Subject: set initial username/passwd without using GUI?
Any way to set initial user/pass after firmware upgrade + factory defaults outside of usual GUI method?

telnet did not work, have not yet tried curl POST.

javascript is undecipherable (to me Smile
  Topic: identity toggle for dual router upgrades
lazardo

Replies: 0
Views: 4518

PostForum: Contributions Upload   Posted: Tue Mar 19, 2024 20:46   Subject: identity toggle for dual router upgrades
Router A, primary in service and functioning
Router B, backup, upgrades, experiments.

Occasionally it is nice to leave the primary running and do work on secondary, eg, firmware upgrades, major co ...
  Topic: New Build - 03/13/2024 - r55363
lazardo

Replies: 19
Views: 4569

PostForum: Broadcom SoC based Hardware   Posted: Tue Mar 19, 2024 19:55   Subject: New Build - 03/13/2024 - r55363
Router/Version: rt-ac68u C1
File/Kernel: 4.4.302-st49 #11201 SMP
Previous/Reset: 53633/yes
Mode/Status: AP/nirvana
Issues/Errors: none

AP + SFE
DHCP + dnsmasq, blocking 700K domains
2.4 HT20 ...
  Topic: Busybox sleep 0.5 crashed Ash (but not Bash)
lazardo

Replies: 27
Views: 4605

PostForum: Broadcom SoC based Hardware   Posted: Sat Mar 16, 2024 6:50   Subject: Busybox sleep 0.5 crashed Ash (but not Bash)
ssh dd-wrt "nvram get os_version; date; for i in 1 2 3 4 5 6 7 8 9 0; do usleep 100000; done; date"
53633
Fri Mar 15 23:48:55 PDT 2024
Fri Mar 15 23:48:56 PDT 2024
  Topic: USB storage samba mount empty - Asus N66U [r46885 mega]
lazardo

Replies: 5
Views: 1204

PostForum: Broadcom SoC based Hardware   Posted: Sat Mar 16, 2024 6:25   Subject: Re: USB storage samba mount empty - Asus N66U [r46885 mega]
...Asus N66U

Build is from 2021, many USB/samba/security et al changes since.

Upgrade and be happy.
  Topic: RT-AC66U A1 Scheduled reboot does not work (r41664)
lazardo

Replies: 1
Views: 1643

PostForum: Broadcom SoC based Hardware   Posted: Sat Mar 02, 2024 0:39   Subject: RT-AC66U A1 Scheduled reboot does not work (r41664)
Settings under Admin -> Schedule Reboot sound correct as you described them however the status page info is useless as a diagnostic tool for scheduled reboots.

Check that cron is enabled and tim ...
  Topic: dnsmasq - upgrade to v2.90 request
lazardo

Replies: 5
Views: 2953

PostForum: Generic Questions   Posted: Sun Feb 25, 2024 4:21   Subject: dnsmasq - upgrade to v2.90 request
Done.

https://svn.dd-wrt.com/changeset/55179

$ lynx -dump -width=120 https://download1.dd-wrt.com/dd-wrtv2/downloads/betas/2024/ | grep 55179
[10]02-24-2024-r55179/ ...
  Topic: dnsmasq - upgrade to v2.90 request
lazardo

Replies: 5
Views: 2953

PostForum: Generic Questions   Posted: Thu Feb 22, 2024 20:11   Subject: dnsmasq - upgrade to v2.90 request

Add --filter-rr option, to filter arbitrary RR-types.
--filter-rr=ANY has a special meaning: it filters the answers to queries for the ANY RR-type.
--filter-rr=<rrtype>[,<rrtype&g ...
  Topic: [SOLUTION] DNS blocking using just dnsmasq
lazardo

Replies: 11
Views: 1076

PostForum: Advanced Networking   Posted: Fri Feb 16, 2024 18:49   Subject: [SOLUTION] DNS blocking using just dnsmasq
Like @Alozoros said there are several nice examples this is the one I am using:
https://github.com/egc112/ddwrt/tree/main/adblock/dnsmasq

That would have saved a few hours, thanks Smile

My prefere ...
  Topic: [SOLUTION] DNS blocking using just dnsmasq
lazardo

Replies: 11
Views: 1076

PostForum: Advanced Networking   Posted: Thu Feb 15, 2024 20:44   Subject: [SOLUTION] DNS blocking using just dnsmasq
Did not consider dnsmasq would have that issue since NXDOMAIN is always returned.

# check format, max length, character set
cat blocklist.txt |
nice grep '^local=/.*/' |
nice grep -vxE '. ...
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