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| author | Christian Poessinger <christian@poessinger.com> | 2019-04-21 13:19:12 +0200 |
|---|---|---|
| committer | Christian Poessinger <christian@poessinger.com> | 2019-04-21 13:19:12 +0200 |
| commit | 476aa4c3a561ea0ef0bf9b4c26ec8b78d18a5d02 (patch) | |
| tree | c3001c3c6619a39e12c712909518769391a03a71 /interface-definitions/dynamic-dns.xml | |
| parent | afbd14c8a97984f7b1385ee6eaff08a7e2264956 (diff) | |
| download | vyos-1x-476aa4c3a561ea0ef0bf9b4c26ec8b78d18a5d02.tar.gz vyos-1x-476aa4c3a561ea0ef0bf9b4c26ec8b78d18a5d02.zip | |
[firewall] T314: add firewall options for MSS clamping
* clamp MSS IPv4
set firewall options interface pppoe0 adjust-mss '1452'
* clamp MSS IPv6
set firewall options interface pppoe0 adjust-mss6 '1452'
* disable entire rule
set firewall options interface pppoe0 disable
Output
------
$ sudo iptables-save -t mangle
# Generated by iptables-save v1.4.21 on Sun Apr 21 12:56:25 2019
*mangle
:PREROUTING ACCEPT [1217:439885]
:INPUT ACCEPT [290:52459]
:FORWARD ACCEPT [920:375774]
:OUTPUT ACCEPT [301:100053]
:POSTROUTING ACCEPT [1221:475827]
:VYOS_FW_OPTIONS - [0:0]
-A FORWARD -j VYOS_FW_OPTIONS
-A VYOS_FW_OPTIONS -o pppoe0 -p tcp -m tcp --tcp-flags SYN,RST SYN -j TCPMSS --set-mss 1452
COMMIT
Completed on Sun Apr 21 12:56:25 2019
Diffstat (limited to 'interface-definitions/dynamic-dns.xml')
0 files changed, 0 insertions, 0 deletions