Community discussions

MikroTik App
 
xt22
Frequent Visitor
Frequent Visitor
Topic Author
Posts: 75
Joined: Tue Jul 14, 2015 1:16 pm

PPPoE dsl bug 6.43.4, 6.40.9? Disconnecting every 3-5 mins

Thu Oct 25, 2018 2:50 pm

Hello,

I have a problem with Mikrotiks over vdsl/adsl lines - it keeps disconnecting every 3-5 minutes. Modem is in bridge mode, mikrotik has set pppoe:
26 R name="pppoe-out1" type="pppoe-out" mtu=1480 actual-mtu=1480
fast-path=yes last-link-down-time=oct/25/2018 13:07:36
last-link-up-time=oct/25/2018 13:08:01 link-downs=6696
btw - see the 6696 linkdowns? uptime is 45 days :-/ I tried 1260 for MTU/MRU with no difference.

When I switch modem from bridge mode to normal mode (so modem does the pppoe communication and I get local ip not the public one) everything works like a charm (like it did before).

This happened on different locations, modems, RBs... it must have something to do with Rbs.
Location1:
CRS125-24G, 6.40.9 - disconnecting

Location2 (different line, different provider, different modem - tried even brand new one):
hAP ac lite - 6.43.3 - disconnecting
RB750 - probably 6.43.2 - disconnecting
12:34:52 pppoe,ppp,info pppoe-out1: connected
12:38:13 pppoe,ppp,info pppoe-out1: terminating... - disconnected
12:38:13 pppoe,ppp,info pppoe-out1: disconnected
12:38:13 pppoe,ppp,info pppoe-out1: initializing...
12:38:13 pppoe,ppp,info pppoe-out1: connecting...
12:38:18 pppoe,ppp,info pppoe-out1: terminating... - failed to authenticate ourselves to peer
12:38:18 pppoe,ppp,info pppoe-out1: disconnected
12:38:18 pppoe,ppp,info pppoe-out1: initializing...
12:38:18 pppoe,ppp,info pppoe-out1: connecting...
12:38:21 pppoe,ppp,info pppoe-out1: terminating... - failed to authenticate ourselves to peer
12:38:21 pppoe,ppp,info pppoe-out1: disconnected
12:38:22 pppoe,ppp,info pppoe-out1: initializing...
12:38:22 pppoe,ppp,info pppoe-out1: connecting...
12:38:25 pppoe,ppp,info pppoe-out1: terminating... - failed to authenticate ourselves to peer
12:38:25 pppoe,ppp,info pppoe-out1: disconnected
12:38:26 pppoe,ppp,info pppoe-out1: initializing...
12:38:26 pppoe,ppp,info pppoe-out1: connecting...
12:38:30 pppoe,ppp,info pppoe-out1: terminating... - failed to authenticate ourselves to peer
12:38:30 pppoe,ppp,info pppoe-out1: disconnected
12:38:33 pppoe,ppp,info pppoe-out1: initializing...
12:38:33 pppoe,ppp,info pppoe-out1: connecting...
12:38:33 pppoe,ppp,info pppoe-out1: terminating... - failed to authenticate ourselves to peer
12:38:33 pppoe,ppp,info pppoe-out1: disconnected
12:38:39 pppoe,ppp,info pppoe-out1: initializing...
12:38:39 pppoe,ppp,info pppoe-out1: connecting...
12:38:43 pppoe,ppp,info pppoe-out1: terminating... - failed to authenticate ourselves to peer
12:38:43 pppoe,ppp,info pppoe-out1: disconnected
12:38:53 pppoe,ppp,info pppoe-out1: initializing...
12:38:53 pppoe,ppp,info pppoe-out1: connecting...
12:38:56 pppoe,ppp,info pppoe-out1: authenticated
12:38:56 pppoe,ppp,info pppoe-out1: connected
12:42:16 pppoe,ppp,info pppoe-out1: terminating... - disconnected
12:42:16 pppoe,ppp,info pppoe-out1: disconnected
12:42:16 pppoe,ppp,info pppoe-out1: initializing...
12:42:16 pppoe,ppp,info pppoe-out1: connecting...
12:42:20 pppoe,ppp,info pppoe-out1: authenticated
12:42:20 pppoe,ppp,info pppoe-out1: connected
12:45:44 pppoe,ppp,info pppoe-out1: terminating... - disconnected
12:45:44 pppoe,ppp,info pppoe-out1: disconnected
12:45:44 pppoe,ppp,info pppoe-out1: initializing...
12:45:44 pppoe,ppp,info pppoe-out1: connecting...
12:45:47 pppoe,ppp,info pppoe-out1: terminating... - failed to authenticate ourselves to peer
12:45:47 pppoe,ppp,info pppoe-out1: disconnected
12:45:47 pppoe,ppp,info pppoe-out1: initializing...
12:45:47 pppoe,ppp,info pppoe-out1: connecting...
12:45:50 pppoe,ppp,info pppoe-out1: terminating... - failed to authenticate ourselves to peer
12:45:50 pppoe,ppp,info pppoe-out1: disconnected
12:45:51 pppoe,ppp,info pppoe-out1: initializing...
12:45:51 pppoe,ppp,info pppoe-out1: connecting...
12:45:54 pppoe,ppp,info pppoe-out1: terminating... - failed to authenticate ourselves to peer
12:45:54 pppoe,ppp,info pppoe-out1: disconnected
12:45:55 pppoe,ppp,info pppoe-out1: initializing...
12:45:55 pppoe,ppp,info pppoe-out1: connecting...
12:45:58 pppoe,ppp,info pppoe-out1: terminating... - failed to authenticate ourselves to peer
12:45:58 pppoe,ppp,info pppoe-out1: disconnected
12:46:02 pppoe,ppp,info pppoe-out1: initializing...
12:46:02 pppoe,ppp,info pppoe-out1: connecting...
12:46:04 pppoe,ppp,info pppoe-out1: terminating... - failed to authenticate ourselves to peer
12:46:04 pppoe,ppp,info pppoe-out1: disconnected
12:46:11 pppoe,ppp,info pppoe-out1: initializing...
12:46:11 pppoe,ppp,info pppoe-out1: connecting...
12:46:14 pppoe,ppp,info pppoe-out1: authenticated
12:46:14 pppoe,ppp,info pppoe-out1: connected
12:49:34 pppoe,ppp,info pppoe-out1: terminating... - disconnected
12:49:34 pppoe,ppp,info pppoe-out1: disconnected
12:49:34 pppoe,ppp,info pppoe-out1: initializing...
12:49:34 pppoe,ppp,info pppoe-out1: connecting...
12:49:37 pppoe,ppp,info pppoe-out1: authenticated
12:49:37 pppoe,ppp,info pppoe-out1: connected
12:52:51 pppoe,ppp,info pppoe-out1: terminating... - disconnected
12:52:51 pppoe,ppp,info pppoe-out1: disconnected
12:52:51 pppoe,ppp,info pppoe-out1: initializing...
12:52:51 pppoe,ppp,info pppoe-out1: connecting...
12:52:54 pppoe,ppp,info pppoe-out1: terminating... - failed to authenticate ourselves to peer
12:52:54 pppoe,ppp,info pppoe-out1: disconnected
12:52:54 pppoe,ppp,info pppoe-out1: initializing...
12:52:54 pppoe,ppp,info pppoe-out1: connecting...
12:52:57 pppoe,ppp,info pppoe-out1: terminating... - failed to authenticate ourselves to peer
12:52:57 pppoe,ppp,info pppoe-out1: disconnected
12:52:58 pppoe,ppp,info pppoe-out1: initializing...
12:52:58 pppoe,ppp,info pppoe-out1: connecting...
12:53:01 pppoe,ppp,info pppoe-out1: terminating... - failed to authenticate ourselves to peer
12:53:01 pppoe,ppp,info pppoe-out1: disconnected
12:53:02 pppoe,ppp,info pppoe-out1: initializing...
12:53:02 pppoe,ppp,info pppoe-out1: connecting...
12:53:05 pppoe,ppp,info pppoe-out1: terminating... - failed to authenticate ourselves to peer
12:53:05 pppoe,ppp,info pppoe-out1: disconnected
12:53:09 pppoe,ppp,info pppoe-out1: initializing...
12:53:09 pppoe,ppp,info pppoe-out1: connecting...
12:53:12 pppoe,ppp,info pppoe-out1: authenticated
12:53:12 pppoe,ppp,info pppoe-out1: connected
Provider says the line is ok, thay can see the line but the device controlling PPPeE is disconnecting.
This is true, when modem does the PPPoE communication, it stays online for many days without single reconnection.

It thought this happened only on the new 6.43.x, but today client called me and I saw it on 6.40.9 - It is out for two months.

Has anyone seen this too? Is is very annoying to have internet down every 3-5 minutes for a few seconds. I'll try the good old 6.40.8 and older today, but there definitely is some problem, both RBs were working with this setting for ~3 years or more with older ROSes.

thanks

Image
 
mistry7
Forum Guru
Forum Guru
Posts: 1480
Joined: Tue Oct 13, 2009 11:57 am
Location: Germany

Re: PPPoE dsl bug 6.43.4, 6.40.9? Disconnecting every 3-5 mins

Fri Oct 26, 2018 12:21 am

Did you set idle timeout?
 
xt22
Frequent Visitor
Frequent Visitor
Topic Author
Posts: 75
Joined: Tue Jul 14, 2015 1:16 pm

Re: PPPoE dsl bug 6.43.4, 6.40.9? Disconnecting every 3-5 mins  [SOLVED]

Tue Nov 13, 2018 2:47 pm

yes, I did.

Although it is probably not related to MT after all, it seems our provider changed something that made vdsl modems in bridge mode reconnect every few minutes. When they are set to normal routing mode, they work fine - this is probably the reason why their stupid helpdesk swore it cannot be their fault. The strange thing is this was happening on two different modems, providers, locations... nevermind, problem solved, probably not related to MT, mea culpa.
 
davidemiccone
just joined
Posts: 8
Joined: Tue Jan 11, 2011 9:54 pm

Re: PPPoE dsl bug 6.43.4, 6.40.9? Disconnecting every 3-5 mins

Fri Aug 23, 2019 5:21 pm

Hi xt22,
I have the same problem, how to you resolved?

Thanks
 
josephelkhoury
just joined
Posts: 4
Joined: Thu Sep 16, 2021 10:51 am

Re: PPPoE dsl bug 6.43.4, 6.40.9? Disconnecting every 3-5 mins

Thu Sep 16, 2021 10:56 am

Hello,

How did you fix this issue?

Who is online

Users browsing this forum: No registered users and 106 guests