Community discussions

MUM Europe 2020

Search found 7 matches

by posetr
Fri Sep 14, 2018 10:23 pm
Forum: Announcements
Topic: v6.43 [current] is released!
Replies: 148
Views: 30278

Re: v6.43 [current] is released!

Hello , i am having difficuties about ccr1036-12g-4s when get udp attack with 0 length . Using RouterOS 6.4 and here is the tcp dump of attack : 21:10:26.299021 IP 132.155.220.60.39812 > x.x.x.x.44710: UDP, length 0 21:10:26.299034 IP 180.19.33.203.lxi-evntsvc > x.x.x.x.2342: UDP, length 0 21:10:26....
by posetr
Mon Sep 23, 2013 9:53 pm
Forum: General
Topic: v6.4 released
Replies: 170
Views: 61478

Re: v6.4 released

it doesnt handle 250mbit udp flood, there is no other rule except drop udp
by posetr
Wed Apr 10, 2013 11:43 am
Forum: General
Topic: RouterOS v6.0rc13 released
Replies: 81
Views: 27959

Re: RouterOS v6.0rc13 released

tcpSYNcokies "enable" 100mbit (syn flood , spoof ips) down mikrotik (cpu %100)
by posetr
Thu Feb 21, 2013 11:40 pm
Forum: General
Topic: Syn flood protection
Replies: 3
Views: 2164

Syn flood protection

Hello , i am searching to protect from syn floods from spoof addresses since i bought routerboard CCR1036-12G-4S without any luck. When syn attack comes to mikrotik after 50mbit (prox 5000pps/sec) cpu goes crazy and makes device unaccesible. I found some articles witch is block whole new reqests whe...
by posetr
Mon Feb 18, 2013 2:59 am
Forum: Beginner Basics
Topic: how to syncookie protection
Replies: 3
Views: 928

Re: how to syncookie protection

it drops all new syn packets with that rules whitch written on page.i need drop new syn paket if it comes from spoof ip address
by posetr
Sun Feb 17, 2013 1:43 pm
Forum: RouterBOARD hardware
Topic: CLOUD CORE ROUTER
Replies: 1374
Views: 1018172

Re: CLOUD CORE ROUTER

Hello guys , i need to enable on syncookie protection for detect and block spoof ips. I already enabled TCP-Syn cookies in ip settings and it wont help to prevent ddos attack. Routerboard inaccessible when synflood attack comes from spoof ips. If i limit whole new synconnections routerboard drops al...
by posetr
Sun Feb 17, 2013 12:00 am
Forum: Beginner Basics
Topic: how to syncookie protection
Replies: 3
Views: 928

how to syncookie protection

Hello guys , i need to enable on syncookie protection for detect and block spoof ips. I already enabled TCP-Syn cookies in ip settings and it wont help to prevent ddos attack. Routerboard inaccessible when synflood attack comes from spoof ips. If i limit whole new synconnections routerboard drops al...