Community discussions

Search found 53 matches

by shiyiqiang08
Wed Apr 03, 2019 7:00 am
Forum: General
Topic: ros rb4011 2.4g can't be connected by 4 devices?
Replies: 6
Views: 477

Re: ros rb4011 2.4g can't be connected by 4 devices?

One should realize that stating i use my rb4011 but when the 2.4 wireless devices over 4 i cant't connect it any more why? Is NOT the same situation as I have created 20 virtual WLANS and am having issues with this setup when connecting more than four devices to (a single vLWAN or four different vL...
by shiyiqiang08
Wed Apr 03, 2019 6:57 am
Forum: General
Topic: ros rb4011 2.4g can't be connected by 4 devices?
Replies: 6
Views: 477

Re: ros rb4011 2.4g can't be connected by 4 devices?

One should realize that stating i use my rb4011 but when the 2.4 wireless devices over 4 i cant't connect it any more why? Is NOT the same situation as I have created 20 virtual WLANS and am having issues with this setup when connecting more than four devices to (a single vLWAN or four different vL...
by shiyiqiang08
Mon Apr 01, 2019 2:15 pm
Forum: General
Topic: ros rb4011 2.4g can't be connected by 4 devices?
Replies: 6
Views: 477

Re: ros rb4011 2.4g can't be connected by 4 devices?

Obviously you need the RB5011. :-) Wait, let me check my crystal ball............ Its cloudy today can't see much. I know, my tarot cards are handy........... drats there is cat puke on them, useless. Hmm I know, post your config /export hide-sensitive file=yourconfig31mar Thank you very much. My c...
by shiyiqiang08
Sun Mar 31, 2019 11:56 am
Forum: General
Topic: ros rb4011 2.4g can't be connected by 4 devices?
Replies: 6
Views: 477

ros rb4011 2.4g can't be connected by 4 devices?

i use my rb4011
but when the 2.4 wireless devices over 4
i cant't connect it any more
why
by shiyiqiang08
Thu Mar 28, 2019 3:52 pm
Forum: General
Topic: i can't reset my rb951 use reset button
Replies: 5
Views: 319

Re: i can't reset my rb951 use reset button

i forgot my password so i try to reset it with reset button but it does not work what can i do If you still can't reset your device using information from our WiKi: https://wiki.mikrotik.com/wiki/Manual:Reset Please try to Netinstall the device: https://wiki.mikrotik.com/wiki/Manual:Netinstall mayb...
by shiyiqiang08
Thu Mar 28, 2019 3:50 pm
Forum: General
Topic: i can't reset my rb951 use reset button
Replies: 5
Views: 319

Re: i can't reset my rb951 use reset button

You can use a jumper on the board itself
Image.
This image is only an example
it does not work
i have try many ways,still can't reset
by shiyiqiang08
Thu Mar 28, 2019 2:53 pm
Forum: General
Topic: i can't reset my rb951 use reset button
Replies: 5
Views: 319

Re: i can't reset my rb951 use reset button

maybe Protected bootloader,
what can i do
by shiyiqiang08
Thu Mar 28, 2019 11:12 am
Forum: General
Topic: i can't reset my rb951 use reset button
Replies: 5
Views: 319

i can't reset my rb951 use reset button

i forgot my password
so i try to reset it with reset button
but it does not work
what can i do
by shiyiqiang08
Fri Jan 04, 2019 5:38 am
Forum: General
Topic: Bandwith test works just in one direction
Replies: 3
Views: 334

Re: Bandwith test works just in one direction

you can use udp to test it
in some situation ,tcp has some problem .
by shiyiqiang08
Wed Jan 02, 2019 7:41 am
Forum: General
Topic: what is the difference between stable and testing
Replies: 1
Views: 364

what is the difference between stable and testing

can i use testing version for daily work?
what is the main difference between them .
by shiyiqiang08
Sat Dec 29, 2018 8:15 am
Forum: General
Topic: how to drop udp attack without port in mikrotik?
Replies: 3
Views: 467

Re: how to drop udp attack without port in mikrotik?

you can use packet sniff to see what it is
or you can use wireshark on pc to see what it is
it is strange ,udp often have it's port
by shiyiqiang08
Thu Dec 27, 2018 12:00 pm
Forum: Wireless Networking
Topic: Mikrotik RB4011iGS+5HacQ2HnD and WiFi 802.11 AC 160mhz
Replies: 36
Views: 5101

Re: Mikrotik RB4011iGS+5HacQ2HnD and WiFi 802.11 AC 160mhz

Maybe someone from Mikrotik team can explain this situation? Hello!!! :)
maybe our phone does not support 160mhz.....
by shiyiqiang08
Thu Dec 27, 2018 11:39 am
Forum: General
Topic: After updating RouterOS to version 6.43.7, part of computers in the LAN can't ping each other.Is there the problem with
Replies: 3
Views: 362

Re: After updating RouterOS to version 6.43.7, part of computers in the LAN can't ping each other.Is there the problem w

After updating RouterOS to version 6.43.7, part of computers in the LAN can't ping each other.Is there the problem with this version?
Did you close the windows firewall?
if not , you can't ping it
by shiyiqiang08
Thu Dec 27, 2018 3:30 am
Forum: General
Topic: Two Networks, one gateway
Replies: 7
Views: 504

Re: Two Networks, one gateway

@shiyiqiang08

Sory, i missed up to put on the post the default gateway of the router B, its made and still dont have internet?
can you ping 8.8.8.8 from route b?
if you can ,route set is ok
if not ,may be dns is not set correctly
by shiyiqiang08
Wed Dec 26, 2018 8:13 am
Forum: General
Topic: Two Networks, one gateway
Replies: 7
Views: 504

Re: Two Networks, one gateway

Router A Bridge IP: 172.25.25.25 X Interface: 172.16.16.10 DHCP Server: 172.25.25.0/24 NAT: SRCNAT PPOE Interface Router B Bridge IP: 172.30.30.30 DHCP Server: 172.30.30.0/24 Configuration Router A Route 0.0.0.0 --- PPOE Interface Route 172.30.30.0/24 --- 172.16.16.16 Configuration Router B Route 1...
by shiyiqiang08
Tue Dec 25, 2018 8:02 am
Forum: RouterBOARD hardware
Topic: Best router board to use LoadBalancing over link up to 900Mbps
Replies: 2
Views: 470

Re: Best router board to use LoadBalancing over link up to 900Mbps

Hi Mikrotik folks, I am currently using Mikrotik CCR1036-12G-4s to Load Balancing 5 WAN interfaces PCC method. my network is consuming more than 900Mbps. Recently I noticed that one or two cores are always 95% load, especially when I am using more than 10 prerouting in Mangle. as you know that this...
by shiyiqiang08
Wed Dec 19, 2018 1:30 pm
Forum: General
Topic: RouterOS PPPOE Dialing Problem
Replies: 1
Views: 166

Re: RouterOS PPPOE Dialing Problem

Probably related to protocol compatibility
Some server protocols may be incompatible
When disconnecting,ros perhaps no corresponding packet was sent. (like PADT)
by shiyiqiang08
Wed Dec 19, 2018 1:20 pm
Forum: Beginner Basics
Topic: VPN Port Change
Replies: 3
Views: 684

Re: VPN Port Change

from my isp they block vpn connectivity. so i cant connect to my office vpn connectivity. I want to change vpn usage port. can anyone help me please. which port need to forward. like i want to forward 4000 port to 1723. whats the rules of firewall of mikrotik. please explain details. thanks in adva...
by shiyiqiang08
Wed Dec 19, 2018 8:05 am
Forum: Beginner Basics
Topic: VPN Port Change
Replies: 3
Views: 684

Re: VPN Port Change

from my isp they block vpn connectivity. so i cant connect to my office vpn connectivity. I want to change vpn usage port. can anyone help me please. which port need to forward. like i want to forward 4000 port to 1723. whats the rules of firewall of mikrotik. please explain details. thanks in adva...
by shiyiqiang08
Wed Dec 19, 2018 5:35 am
Forum: Beginner Basics
Topic: Winbox stuck logging in
Replies: 9
Views: 3037

Re: Winbox stuck logging in

I am trying to login to a mikrotik router using winbox v3.18 however it is stuck in logging in.

I can login successfully using the http.

Any ideas? already tried rebooting the router

Router version V6.33.3
you can try to clear cache of the winbox
by shiyiqiang08
Wed Dec 19, 2018 3:56 am
Forum: Beginner Basics
Topic: Watchdog timer
Replies: 9
Views: 1306

Re: Watchdog timer

I know what it is supposed to do, and I want it to do that. What I am trying to understand is HOW watchdog reboots the system. Does it go thru a real reboot, or does it just power down the device. If it is supposed to be rebooting normally, then I have a problem. If it just shuts down power briefly...
by shiyiqiang08
Tue Dec 18, 2018 9:51 am
Forum: General
Topic: when i use winbox to connect my ros from vpn,the cpu gets high usage
Replies: 1
Views: 177

Re: when i use winbox to connect my ros from vpn,the cpu gets high usage

this is my top pc(winbox3.18)------ros1(nat)------------vpn----------------ros2 when i use pc to connect ros2 from winbox ,i see that the cpu usage get 100% at first(sometimes it continues 20s),i check the cpu profile,the cpu usage is as flows management 100% so what is the reason .... i found the ...
by shiyiqiang08
Tue Dec 18, 2018 5:22 am
Forum: General
Topic: when i use winbox to connect my ros from vpn,the cpu gets high usage
Replies: 1
Views: 177

when i use winbox to connect my ros from vpn,the cpu gets high usage

this is my top
pc(winbox3.18)------ros1(nat)------------vpn----------------ros2
when i use pc to connect ros2
from winbox ,i see that the cpu usage get 100% at first(sometimes it continues 20s),i check the cpu profile,the cpu usage is as flows
management 100%
so what is the reason ....
by shiyiqiang08
Mon Dec 17, 2018 7:37 am
Forum: RouterBOARD hardware
Topic: Ethernet problem with Cisco and V6.43.7
Replies: 1
Views: 300

Re: Ethernet problem with Cisco and V6.43.7

We have a bank of five CRS125-24G-1S. We also have a Cisco WS-C3560-24PS switch One CRS was upgraded to V6.43.7. That unit will not connect to the Cisco. The symptom is that both units (Cisco and Mikrotik) have flashing link lights. The Cisco is logging ethernet up, ethernet down a few seconds apar...
by shiyiqiang08
Thu Dec 13, 2018 3:32 pm
Forum: Beginner Basics
Topic: Mikrotik reserving some of my bandwith and I don't want that
Replies: 18
Views: 1407

Re: Mikrotik reserving some of my bandwith and I don't want that

Hello. My first post here. I recently got a Mikrotik cloud switch series router. It was a gift and now configuring it properly is giving me issues. And yes I am a very big noob when it comes to networking. My Isp configured my fiber modem/router to act just as a modem so I'm passing on the routing ...
by shiyiqiang08
Thu Dec 13, 2018 3:25 pm
Forum: General
Topic: new version 6.42.10(long-term) get high cpu usage after 5 days
Replies: 4
Views: 412

Re: new version 6.42.10(long-term) get high cpu usage after 5 days

And so starts the chaise ;-). External source (under "attack") or internal (ex broadcast storm or loop in network)?
yes
i check it
but it is not ,everything is ok
i have another router rb931 ,it has the same problem ,i am so confused ,maybe some packets cause it ,6.42.9 is fine.
by shiyiqiang08
Thu Dec 13, 2018 3:17 pm
Forum: General
Topic: new version 6.42.10(long-term) get high cpu usage after 5 days
Replies: 4
Views: 412

Re: new version 6.42.10(long-term) get high cpu usage after 5 days

what did cpu profiler tell you? were was that 100% load coming from?
network and firewall
by shiyiqiang08
Thu Dec 13, 2018 11:28 am
Forum: General
Topic: new version 6.42.10(long-term) get high cpu usage after 5 days
Replies: 4
Views: 412

new version 6.42.10(long-term) get high cpu usage after 5 days

when i upgrade my rb3011 to 6.42.10(long-term)
after 5 days the cpu usage get 100%
after i reboot it .it is the same
when i downgrade to 6.42.9
everything is ok
why?
by shiyiqiang08
Tue Dec 11, 2018 3:05 pm
Forum: Virtualization
Topic: Mikrotik CHR speed performance problem
Replies: 26
Views: 6242

Re: Mikrotik CHR speed performance problem

I don't see that setting, are you sure it is available in ESXi 6.0.0? i am not sure,but you can check it online.i use the Virtualbox, when i use virto-net ,the cpu usage reduce 20%. It's a virtualization technology. General virtual machines have this function It can significantly improve network pe...
by shiyiqiang08
Tue Dec 11, 2018 2:45 pm
Forum: RouterBOARD hardware
Topic: Why hAP ac² and CRS3xx boot significantly longer than "other" routerboards?
Replies: 5
Views: 1033

Re: Why hAP ac² and CRS3xx boot significantly longer than "other" routerboards?

I noticed that hAP ac² reboots significantly longer after update than CCR1009 or RB2011. Is it because of 16mb flash thing?
i guess
maybe the cause of it's wireless module
by shiyiqiang08
Tue Dec 11, 2018 1:27 pm
Forum: Virtualization
Topic: Mikrotik CHR speed performance problem
Replies: 26
Views: 6242

Re: Mikrotik CHR speed performance problem

Hi guys, I am new to this forum, I was wondering if anyone got better performance by disabling hyper threading. I will need to take down production routers to do this. We have a 9 core cloud core router doing 5x more traffic and the CPU usage is around 40-50% at peak. I have 2x CHR routers with 8 c...
by shiyiqiang08
Mon Dec 10, 2018 3:50 am
Forum: Forwarding Protocols
Topic: Is it possible to host 2 web servers within the same public IP address
Replies: 8
Views: 1116

Re: Is it possible to host 2 web servers within the same public IP address

If I have this kind of network: ISP -> WAN (CCR1009) -> Switch -> Server1 and Server2 IPs: wan: x.x.10.5/32 Lan: 10.10.10.1/24 server1: 10.10.10.2/24 server2: 10.10.10.3/24 As I only count with one public IP address I want to know if it’s possible to dst-nat port 443/80 to server1 if firstdomain.co...
by shiyiqiang08
Sat Dec 08, 2018 10:22 am
Forum: General
Topic: Using action=route in Mangle
Replies: 4
Views: 439

Re: Using action=route in Mangle

I want to use action=route in Mangle with a SSTP connection. And in that rule I put in DST-address, the Local Address of the SSTP connection. It seems to work but the packets returning back from the SSTP are not arriving back at my client. After a few seconds I get (ACK/RST) back on OUTPUT and thos...
by shiyiqiang08
Sat Dec 08, 2018 10:11 am
Forum: Scripting
Topic: Please, I want to set the value of the variable dst-address to nothing [SOLVED]
Replies: 3
Views: 587

Re: Please, I want to set the value of the variable dst-address to nothing [SOLVED]

Hello I have the following line : /ip firewall filter action="accept" chain="input" dst-address="10.10.10.1" dst-port="16" protocol="tcp" Please, I want to set the value of the variable dst-address to nothing by script ? this is not working /ip firewall filter action="accept" chain="input" dst-addr...
by shiyiqiang08
Fri Dec 07, 2018 3:20 pm
Forum: General
Topic: unable to upgrade firmware / upload .npk
Replies: 7
Views: 878

Re: unable to upgrade firmware / upload .npk

you can try to put system.xxx.npk in the files folder only
and then reboot you device to see what it happens
by shiyiqiang08
Fri Dec 07, 2018 3:03 pm
Forum: RouterBOARD hardware
Topic: pleaaaas help :CCR1036 ether ports doen't respond
Replies: 6
Views: 796

Re: pleaaaas help :CCR1036 ether ports doen't respond

What port are you connecting your laptop to? try connecting your laptop to the port labeled as "8-BOOT" set your windows laptop IP to a fixed address, for example "192.168.88.77" then, open Winbox and click on the "neighbors" tab. I did all those steps ... I am engineer :) it seems something is wro...
by shiyiqiang08
Fri Dec 07, 2018 2:54 pm
Forum: General
Topic: the pcc dose not work when it works with fasttrack
Replies: 18
Views: 1761

Re: the pcc dose not work when it works with fasttrack

Let's assume that there are a few subnets behind the router. Those subnets are separated on L2 (either physical ether ports or VLANs) and L3 (different network addresses). Which is proper / best way of excluding certain subnet from being fasttracked? For example because those subnets will be subjec...
by shiyiqiang08
Fri Dec 07, 2018 11:55 am
Forum: General
Topic: how ros work with multi cores
Replies: 1
Views: 239

how ros work with multi cores

hi
i wonder how ros work with multi cores
because sometimes i saw that one of the cores is very high and others is low
so sometimes the delay is very high
by shiyiqiang08
Fri Dec 07, 2018 11:21 am
Forum: General
Topic: firewall is pushing the cpu
Replies: 23
Views: 1835

Re: firewall is pushing the cpu

Hi everyone, yesterday I realized that the firewall that I used on all devices increase cpu usage which device on heavy traffic on it. I wanted to share the firewall that I put on all devices below may firewall rules wrong. When I disable all rulses in ip firewal filter ,cpu returns to normal. /ip ...
by shiyiqiang08
Fri Dec 07, 2018 2:49 am
Forum: General
Topic: RouteOS update 6.43.7 configs dhcp-client
Replies: 1
Views: 575

Re: RouteOS update 6.43.7 configs dhcp-client

Hi Today I had a issue with a remote site, RB3011 updated to 6.43.7 and it stoped working. After many checks we discovered that after the update a dhcp-client is automatically setup at port ether1, and on our case this port is connected to a PPPoE bridged router and serves also IP (but don't get ou...
by shiyiqiang08
Thu Dec 06, 2018 9:20 am
Forum: RouterBOARD hardware
Topic: RB3011 cannot reach 500mb/s troughput
Replies: 17
Views: 1936

Re: RB3011 cannot reach 500mb/s troughput

i also have the same problem
when i use rb3011 to download and upload
when the throughput is 100m/100m
one of the cpu is very high
maybe it's the cpu's problem,the cpu is arm
by shiyiqiang08
Thu Dec 06, 2018 9:12 am
Forum: General
Topic: HELP MIKROTIK STATIC ROUTE
Replies: 3
Views: 356

Re: HELP MIKROTIK STATIC ROUTE

you can use /ip route rule to add rules
it can assign priority to each rule so you can make on you own idea
by shiyiqiang08
Thu Dec 06, 2018 8:58 am
Forum: General
Topic: Winbox question in regards to traffic
Replies: 6
Views: 654

Re: Winbox question in regards to traffic

Does Winbox encrypt the traffic sent from WinBox to the Router? Current 6.43 and up on Router and using WinBox 3.18 As far as I understand WinBox functions like a client and the Router like a server when issuing instructions through WinBox. So I am hoping that there is some kind of encryption on th...
by shiyiqiang08
Wed Dec 05, 2018 3:49 pm
Forum: General
Topic: the pcc dose not work when it works with fasttrack
Replies: 18
Views: 1761

Re: the pcc dose not work when it works with fasttrack

No, it is not a bug. It is actually mentioned somewhere in the wiki. Fasttrack bypasses some sections of the Firewall engine (part of which is mangle) and this makes it incompatible with some features that look inside packets, like pcc (which is based on source/destination addresses/ports). thank y...
by shiyiqiang08
Wed Dec 05, 2018 3:44 pm
Forum: General
Topic: pcc does not work with fasttrack
Replies: 4
Views: 367

Re: pcc does not work with fasttrack

Hi

By design: fasttrack bypasses mangle rules which are needed for pcc to work.
thanks
so the fasttrack is not usefull
because it has so much restrictions
by shiyiqiang08
Wed Dec 05, 2018 3:42 pm
Forum: General
Topic: the pcc dose not work when it works with fasttrack
Replies: 18
Views: 1761

Re: the pcc dose not work when it works with fasttrack

PCC requires mangle and connection tracking to work. Fast track removes all connection tracking in an effort to process packets faster. No bug. No magic. because i saw somebody use it with pcc in the forum and works fine so i am confused how it work my english is poor ,i am from china ,but i am a f...
by shiyiqiang08
Wed Dec 05, 2018 3:38 pm
Forum: General
Topic: the pcc dose not work when it works with fasttrack
Replies: 18
Views: 1761

Re: the pcc dose not work when it works with fasttrack

PCC requires mangle and connection tracking to work.
Fast track removes all connection tracking in an effort to process packets faster.

No bug. No magic.
thank you very much
by shiyiqiang08
Wed Dec 05, 2018 9:04 am
Forum: General
Topic: Feature requests
Replies: 1160
Views: 207811

Re: Feature requests

can rb450Gx4 add wireless?
i need small device but high performance ,but the rb450Gx4 or RB850G has no wireless.
by shiyiqiang08
Wed Dec 05, 2018 8:42 am
Forum: General
Topic: can pcc work with ecmp
Replies: 0
Views: 212

can pcc work with ecmp

can i use pcc and ecmp at the same time?
for example some interfaces use pcc some interfaces use ecmp?
by shiyiqiang08
Wed Dec 05, 2018 8:41 am
Forum: General
Topic: pcc does not work with fasttrack
Replies: 4
Views: 367

pcc does not work with fasttrack

when the pcc use with fasttrack
i can not access to web
when i turn off the fast track ,every thing is ok
by shiyiqiang08
Wed Dec 05, 2018 7:39 am
Forum: General
Topic: the pcc dose not work when it works with fasttrack
Replies: 18
Views: 1761

the pcc dose not work when it works with fasttrack

hello
when i use fasttrack
the pcc do not work
when i turn off the fasttrack
everything is ok
is this a bug ?
thank you very much