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Search found 45 matches

by stefanosp
Wed Sep 11, 2019 2:57 pm
Forum: The Dude
Topic: Network topology discovery L2
Replies: 0
Views: 121

Network topology discovery L2

We inherited the management of a wireless data network, completely Layer 2, composed by: Mikrotik wireless devices (about 100 devices) Layer 2 switches, Mikrotik and 3rd party. We do not have a network topology scheme. Is there a way to automatically reconstruct the network topology using The Dude? ...
by stefanosp
Fri Dec 15, 2017 12:10 pm
Forum: General
Topic: SSTP Server , High CPU Load
Replies: 4
Views: 512

Re: SSTP Server , High CPU Load

I found that high CPU load is due to inactive secrets. I've configured a dozen of users (ppp secret), usually all disabled. On the other sites, I have one Mikrotik router each site that try to connect via SSTP with my central router RB2011L When I need do connect to one remote site, I enable that us...
by stefanosp
Thu Dec 14, 2017 2:55 pm
Forum: General
Topic: SSTP Server , High CPU Load
Replies: 4
Views: 512

Re: SSTP Server , High CPU Load

Thank you jarda,
L2TP (no IPsec) doesn't cause high CPU load. I used L2TP tunnels since a year ago, but I was planning to move to SSTP for encryption level.
Does L2TP (with IPsec) have the same encryption level?

TIA
by stefanosp
Thu Dec 14, 2017 1:36 pm
Forum: General
Topic: SSTP Server , High CPU Load
Replies: 4
Views: 512

SSTP Server , High CPU Load

Hello ,I'm using a RB2011L since I started using SSTP server in early November, the CPU load has progressively increased, even if no SSTP tunnels are active. HIgh CPU load is due to SSL(tool profile) If I disable e re-enable SSTP server, CPU returns to high load in a few seconds, even if no tunnels ...
by stefanosp
Mon Oct 16, 2017 11:10 pm
Forum: General
Topic: allow only 1 particular web site.
Replies: 0
Views: 317

allow only 1 particular web site.

Hello. For a school I need to block all the websites except for 1 URL https://web.@@@@@@@.it"

That URL is resolved with hundreds of different IP addresses that change every DNS query.

How can I permit only this website?

Thank you...
by stefanosp
Wed Feb 22, 2017 1:00 pm
Forum: General
Topic: LAN won't go down
Replies: 0
Views: 261

LAN won't go down

Hello, I've installed Routeros 6.38.1 x86 on an old Supermicro server, with 2x Intel 82574L LAN cards (onboard). When LAN cables are plugged in, all works ok, but if I unplug network cables, RoutersOS detects interfaces as UP. Do you have any ideas to make RouterOS detects NIC UPs and DOWNs? I read ...
by stefanosp
Wed Nov 23, 2016 1:55 am
Forum: General
Topic: Separated L2TP logs
Replies: 4
Views: 763

Re: Separated L2TP logs

It works. Thank you
May the FSM serve you a cold beer
by stefanosp
Mon Nov 21, 2016 9:28 pm
Forum: General
Topic: Separated L2TP logs
Replies: 4
Views: 763

Re: Separated L2TP logs

thank you for your answer.

in the Log windows i can find all the info logs, including L2TP logs.
I'd like to separate L2TP logs from all the other logs.

Thank you
by stefanosp
Mon Nov 21, 2016 2:57 pm
Forum: General
Topic: Separated L2TP logs
Replies: 4
Views: 763

Separated L2TP logs

Hello, I have several "l2tp, ppp, info" logs in my Log Windows. They come from the L2TP-client that cannot auth himself to the L2TP server. Please, how can I separate those logs from the remeaning "info" logs? I tried with /system logging action add disk-file-name=l2tp name=L2TP target=disk /system ...
by stefanosp
Tue Nov 01, 2016 4:08 pm
Forum: Forwarding Protocols
Topic: RIP monitor
Replies: 1
Views: 581

RIP monitor

I have 3 MT Routers in a triangle redundant topology, configured with RIP.

How can I monitor link states,? I'd like to be notified when active route is changing.
I cannot use ping or netwatch, of course thank you to redundancy :-)
TIA
by stefanosp
Fri Aug 19, 2016 12:30 pm
Forum: General
Topic: Tunnel to Natted remote lan
Replies: 3
Views: 440

Re: Tunnel to Natted remote lan

thank you both!
by stefanosp
Fri Aug 12, 2016 12:21 am
Forum: General
Topic: Tunnel to Natted remote lan
Replies: 3
Views: 440

Tunnel to Natted remote lan

hello I'd like to find a type of tunnel that allows me to connect my lan to several remote Natted lans. remote networks are natted with dynamic Public IPs (typically 3G connections), And I cannot configure port forwarding on remote routers. In my side I have a Mikrotik internal router , and a 3rd pa...
by stefanosp
Thu Feb 11, 2016 11:53 am
Forum: General
Topic: Single Wireless Link bandwidht
Replies: 0
Views: 334

Single Wireless Link bandwidht

Hello

i Have a routerOS Access Point (ap-bridge)

How can I read single wireless links used bandwidht?

thank you.

Stefano
by stefanosp
Tue Feb 02, 2016 3:04 pm
Forum: General
Topic: 100 EoIP tunnels
Replies: 2
Views: 405

Re: 100 EoIP tunnels

thank you!
by stefanosp
Tue Feb 02, 2016 1:39 pm
Forum: General
Topic: 100 EoIP tunnels
Replies: 2
Views: 405

100 EoIP tunnels

Hello,

I need to concentrate about 100 EoIP tunnels on a single Routerboard router, And I need a suggestion for hardware to choose.

Global bandwidth in not over 70/100Mbit/s.

Is it enought powerful a RB3011UiAS-RM?

If not, what routerboard do you suggest?
thank you.

Stefano
by stefanosp
Fri Jun 19, 2015 6:12 pm
Forum: General
Topic: asymetric routing
Replies: 1
Views: 456

asymetric routing

Hello I recently built this setup Presentazione standard1.png There's 2 sites [connected via Wireless link] Each site has a default gateway (192.168.0.1 and 10.10.0.254) The Technician (not me) programmed a static route in each gateway router - 192.168.0.0 mask 255.255.255.0 10.10.0.253 for left rou...
by stefanosp
Sat Feb 14, 2015 9:15 am
Forum: General
Topic: Wireless Redundant Link with VLANs
Replies: 0
Views: 318

Wireless Redundant Link with VLANs

HI,

I need to build the attached setup: connect remote sites with multiples redudant wireless link, to achieve automatic backup lines in case of 1 wireless link failure.

I'm not shure I can achieve that only with RSTP an all wireless boards and switches.

Any opinion?
Thank you in advance

Stefano
by stefanosp
Sat Feb 14, 2015 9:05 am
Forum: Wireless Networking
Topic: DFS radar detection without waiting
Replies: 1
Views: 1254

Re: DFS radar detection without waiting

I Think with "no-radar-detect"
by stefanosp
Wed Dec 03, 2014 8:28 am
Forum: General
Topic: 100MB backup file
Replies: 2
Views: 886

Re: 100MB backup file

I tried the 2nd option some time ago. This time i'll go for a config rebuild . Thank you
by stefanosp
Tue Dec 02, 2014 10:43 pm
Forum: General
Topic: 100MB backup file
Replies: 2
Views: 886

100MB backup file

Hello,

with my RB951G-2HnD I have a strange problem

When I run "system backup" command, the result is a very large file that increases until it uses all the free space.

any idea to solve the problem?

TIA
by stefanosp
Sat Nov 29, 2014 7:27 pm
Forum: General
Topic: Basic static routing problem
Replies: 3
Views: 1065

Re: Basic static routing problem

Or enable RIP

/routing rip
set distribute-default=always redistribute-bgp=yes redistribute-connected=yes \
redistribute-ospf=yes redistribute-static=yes
/routing rip interface
add send=v1-2
by stefanosp
Fri Nov 28, 2014 10:46 pm
Forum: General
Topic: Basic static routing problem
Replies: 3
Views: 1065

Re: Basic static routing problem

I think you have to:

BASE
ip route
del 2
add dst-address=192.168.3.0/24 gateway=192.168.2.1
by stefanosp
Fri Nov 28, 2014 10:13 pm
Forum: General
Topic: Masquerade with LAN address
Replies: 0
Views: 449

Masquerade with LAN address

In our company we have a WAN router (PPPoE client router with Public IP Addresses xx.yy.zz.32/29). PPPoE client receives another IP address. (aa.bb.cc.dd/32) MY Provider only routes public IP addresses to my router. So I have to masquerade my "output" packets with public IP address. (forward packets...
by stefanosp
Wed Nov 12, 2014 11:28 pm
Forum: Scripting
Topic: /export disconnects telnet
Replies: 1
Views: 605

/export disconnects telnet

routeros 6.22 on 951G-2HnD.

every time in Winbox- terminal or via telnet I use the "/export" command, Terminal or Telnet disconnects immediately.

Any idea?
TIA
by stefanosp
Tue Feb 25, 2014 1:19 pm
Forum: Wireless Networking
Topic: Mikrotik WISPs: Where?
Replies: 95
Views: 45935

Re: Mikrotik WISPs: Where?

afaik, In Italy provider BiGTLC uses Mikrotik powered devices.
by stefanosp
Tue Jul 16, 2013 5:53 pm
Forum: Wireless Networking
Topic: Noise Floor < -100 dBm, normal??
Replies: 17
Views: 33180

Re: Noise Floor < -100 dBm, normal??

I Have -118dB on RB711
by stefanosp
Tue May 21, 2013 11:02 am
Forum: General
Topic: 1 WAN, multiple LAN load balancing
Replies: 1
Views: 693

1 WAN, multiple LAN load balancing

Good morning and happy ROS6 ! :-) I'll have a router with 1 WAN interface and 3 LAN interfaces. I'd like to achieve a "load balancing" between my LAN interfaces, in such a manner that even in case of intensive use of the network by one of the LAN interfaces, I'll preserve bandwidth for the other LAN...
by stefanosp
Sun Feb 24, 2013 12:58 pm
Forum: General
Topic: problem in PPPOE authentication
Replies: 8
Views: 2587

Re: problem in PPPOE authentication

alireza6918, did you solved the problem? I have the same one!

TIA
by stefanosp
Sun Feb 17, 2013 8:33 pm
Forum: General
Topic: selective gateway
Replies: 4
Views: 851

Re: selective gateway

Seems ok... Try it and see if it works :lol:
Maybe you need also routes defined for your gateways...
something like:

I tried a similar configuration at home, and it works.
Now I'll try on that router.
Thank you
by stefanosp
Fri Feb 15, 2013 9:54 am
Forum: General
Topic: selective gateway
Replies: 4
Views: 851

Re: selective gateway

Thank you for your answer What I think to do: /ip firewall mangle add action=mark-routing chain=prerouting disabled=no dst-address=77.xxx.xxx.7 new-routing-mark=to_voip passthrough=yes \ src-address=172.16.50.0/24 add action=mark-routing chain=prerouting disabled=no dst-address=172.16.50.0/24 new-ro...
by stefanosp
Thu Feb 14, 2013 5:58 pm
Forum: General
Topic: selective gateway
Replies: 4
Views: 851

selective gateway

HI, my router has two WAN IP addresses on the same physical port and 5 LAN IP Addresses /ip address> print Flags: X - disabled, I - invalid, D - dynamic # ADDRESS NETWORK INTERFACE 0 192.168.10.2/24 192.168.10.0 ether4-LAN 1 172.16.40.254/24 172.16.40.0 vlan-2 2 172.16.50.254/24 172.16.50.0 vlan-1 5...
by stefanosp
Fri Feb 01, 2013 6:13 pm
Forum: RouterBOARD hardware
Topic: Dead RB411?
Replies: 1
Views: 710

Dead RB411?

Hi guys, I have two Rb411 boards with the same problem: when powered on (either via PoE or 24V power supply), LD501 to LD504 are steady on, LD505 is always off. Eth0 LED are off, no acoustic signal. And obviously, they're not working at all. Are them recoverable or have I to trash them? Thank you. S...
by stefanosp
Mon Jul 23, 2012 4:49 pm
Forum: Scripting
Topic: scheduled reboot
Replies: 2
Views: 1525

Re: scheduled reboot

thank you
by stefanosp
Thu Jul 19, 2012 6:17 pm
Forum: Scripting
Topic: scheduled reboot
Replies: 2
Views: 1525

scheduled reboot

I'd like my Wireless Client reboots every 5 days at 7 AM. SNTP client is configured, so routeros is always syncronized is it ok a scheduler entry like this? /system scheduler add disabled=no interval=5d name=reboot_once on-event="/system reboot" \ policy=\ ftp,reboot,read,write,policy,test,winbox,pa...
by stefanosp
Mon Apr 30, 2012 3:31 pm
Forum: General
Topic: walled garden syntax
Replies: 4
Views: 1136

Re: walled garden syntax

thank you for your answer.

obviously I can double my walled garden entries, including 2rd and nTh level domain matchers but I think that an (hypothetical :) ) universal matcher works better.

BTW, if there's not an universal matcher I'll go for doubling.

Thank you.
by stefanosp
Mon Apr 30, 2012 3:03 pm
Forum: General
Topic: walled garden syntax
Replies: 4
Views: 1136

Re: walled garden syntax

unfortunately
dst-host=*.yourdomain.com 
doesn't match http://yourdomain.com, but only 3rd level domains, like http://www.yourdomain.com, http://mail.yourdomain.com and so on .

I'd like to find an universal matcher :)

TIA
by stefanosp
Mon Apr 30, 2012 9:37 am
Forum: General
Topic: walled garden syntax
Replies: 4
Views: 1136

walled garden syntax

Where can I find all the syntax rules for "walled garden add dst-host" entry? I need to allow an entire 2nd or 3rd level domain I read about *.domainname.ext help command in RouterOs (5.15) terminal reports that " \.)mikrotik\.com$" matches everything under mikrotik.com " but it's not accepted. TIA ...
by stefanosp
Sun Apr 22, 2012 11:03 pm
Forum: General
Topic: transparent hotspot
Replies: 3
Views: 1025

Re: transparent hotspot

Thank you fo your answer.
by stefanosp
Fri Apr 20, 2012 12:29 pm
Forum: General
Topic: transparent hotspot
Replies: 3
Views: 1025

transparent hotspot

A friend of mine have a 192.168.1.0/24 network where 192.168.1.1 is the default gateway (a Zyxel firewall). He wants to add a solution to prevent certain PC/users to connect to certain websites. I'm think to use a RB750. I need that RB750 doesn't perform routing but only bridging. Filtered bridging....
by stefanosp
Thu Feb 16, 2012 4:32 pm
Forum: General
Topic: VPN Tunnel under NAT
Replies: 0
Views: 375

VPN Tunnel under NAT

Hello,

I have 2 MIkrotik routers
  • first have a Public IP Address configured on its WAN
  • 2nd is under 3rd party NAT
I need to estabilish a VPN tunnel over these two routers, but I don't have access to the 3rd party firewall

What's the best type of tunnel purpose?

TIA
Stefano
by stefanosp
Mon Jan 23, 2012 5:57 pm
Forum: Scripting
Topic: Schedule Recall external web page
Replies: 1
Views: 560

Schedule Recall external web page

Hi guys, one of our customers have a CCTV system with several IP Dome cameras, and various Mikrotik APs adn routers. Many presets are configurated on Dome cameras. I can recall Dome camera's presets by calling a url address in the browser. I'd like to schedule this operation by using RouterOS schedu...
by stefanosp
Wed Sep 21, 2011 6:04 pm
Forum: General
Topic: check bandwidth
Replies: 1
Views: 521

check bandwidth

Please, I need to know how to run a script that alert me when the tx or rx bandwidht on a specific interface is less than a certain threshold

TIA
by stefanosp
Mon Jun 20, 2011 4:42 pm
Forum: Wireless Networking
Topic: Aggregate TWO wireless links (with routing?)
Replies: 1
Views: 1100

Aggregate TWO wireless links (with routing?)

Good morning. We have 2 physically separated networks network A: 192.168.19.0/24 network B: 192.168.5.0/24 We need create a link between the networks with the maximum speed. We have already created 2 MIMO 5GHz wireless bridge links, with 711A-5Hn-MMCX devices. Now 711A-5Hn-MMCX have IP addresses wit...
by stefanosp
Tue Mar 01, 2011 1:06 pm
Forum: Wireless Networking
Topic: Dual Antenna link
Replies: 1
Views: 536

Dual Antenna link

Hi at all.

I need to estabilish a dual wireless link using 2x RB433, and 4x 23dB panel antenna.

What's the best RouterOS version to make this? 4.16 or 5.0rc10?

Is there any step-to-step tutorial that helps me for this?

Thank you in advance

Stefano