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harbar
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Posts: 3
Joined: Wed Dec 06, 2017 8:04 pm

Multi PPPoE sessions

Fri Nov 02, 2018 11:36 am

Good morning,

To combine multiple DSL connections we use the multi ppp function of the PPPoE. Lately i'm experiencing a few issues with this solution. To setup the pppoe session we use the following code:
/interface pppoe-client
add add-default-route=yes disabled=no interface="ether1 - WAN,ether2 - WAN,ether3 - WAN" keepalive-timeout=60 max-mru=1472 max-mtu=1472 mrru=1600 name=pppoe-out1 password=xxxxx use-peer-dns=yes \
    user=xxxx
Sometimes mostly after KPN does maintenance in the night and in the morning there are to many active sessions. For example, interface 1, interface 2, interface 3 are WAN ports. So basically there should be 3 active links. The only problem is that it builds up 6 or 8 or 10 or 19 active links sometimes. The logging displays the following:
9832	Nov/02/2018 09:35:06	memory	pppoe, ppp, info	pppoe-out1.1: initializing...	
9833	Nov/02/2018 09:35:06	memory	pppoe, ppp, info	pppoe-out1.1: waiting for packets...	
9834	Nov/02/2018 09:35:06	memory	pppoe, ppp, info	pppoe-out1: authenticated	
9835	Nov/02/2018 09:35:06	memory	pppoe, ppp, info	pppoe-out1.1: connecting...	
9836	Nov/02/2018 09:35:06	memory	pppoe, ppp, info	pppoe-out1: connected	
9837	Nov/02/2018 09:35:06	memory	pppoe, ppp, info	pppoe-out1.1: authenticated	
9844	Nov/02/2018 09:40:39	memory	pppoe, ppp, info	pppoe-out1: terminating...	
9845	Nov/02/2018 09:40:39	memory	pppoe, ppp, info	pppoe-out1: disconnected	
9846	Nov/02/2018 09:40:39	memory	pppoe, ppp, info	pppoe-out1: initializing...	
9847	Nov/02/2018 09:40:39	memory	pppoe, ppp, info	pppoe-out1: connecting...	
9848	Nov/02/2018 09:40:39	memory	pppoe, ppp, info	pppoe-out1.1: terminating... - administrator request	
9849	Nov/02/2018 09:40:39	memory	pppoe, ppp, info	pppoe-out1.1: disconnected	
9850	Nov/02/2018 09:40:39	memory	pppoe, ppp, info	pppoe-out1.1: initializing...	
9851	Nov/02/2018 09:40:39	memory	pppoe, ppp, info	pppoe-out1.1: waiting for packets...	
9852	Nov/02/2018 09:40:40	memory	pppoe, ppp, info	pppoe-out1: terminating... - failed to authenticate ourselves to peer	
9853	Nov/02/2018 09:40:40	memory	pppoe, ppp, info	pppoe-out1: disconnected	
9854	Nov/02/2018 09:40:40	memory	pppoe, ppp, info	pppoe-out1: initializing...	
9855	Nov/02/2018 09:40:40	memory	pppoe, ppp, info	pppoe-out1: connecting...	
9856	Nov/02/2018 09:40:40	memory	pppoe, ppp, info	pppoe-out1.2: initializing...	
9857	Nov/02/2018 09:40:40	memory	pppoe, ppp, info	pppoe-out1.2: waiting for packets...	
9858	Nov/02/2018 09:40:40	memory	pppoe, ppp, info	pppoe-out1: authenticated	
9859	Nov/02/2018 09:40:40	memory	pppoe, ppp, info	pppoe-out1.1: connecting...	
9860	Nov/02/2018 09:40:40	memory	pppoe, ppp, info	pppoe-out1.2: connecting...	
9861	Nov/02/2018 09:40:40	memory	pppoe, ppp, info	pppoe-out1: connected	
9862	Nov/02/2018 09:40:41	memory	pppoe, ppp, info	pppoe-out1.1: authenticated	
9863	Nov/02/2018 09:40:44	memory	pppoe, ppp, info	pppoe-out1.2: terminating... - failed to authenticate ourselves to peer	
9864	Nov/02/2018 09:40:44	memory	pppoe, ppp, info	pppoe-out1.2: disconnected	
9865	Nov/02/2018 09:40:44	memory	pppoe, ppp, info	pppoe-out1.2: initializing...	
9866	Nov/02/2018 09:40:44	memory	pppoe, ppp, info	pppoe-out1.2: connecting...	
9867	Nov/02/2018 09:40:48	memory	pppoe, ppp, info	pppoe-out1.2: terminating... - failed to authenticate ourselves to peer	
9868	Nov/02/2018 09:40:48	memory	pppoe, ppp, info	pppoe-out1.2: disconnected	
9869	Nov/02/2018 09:40:48	memory	pppoe, ppp, info	pppoe-out1.2: initializing...	
9870	Nov/02/2018 09:40:48	memory	pppoe, ppp, info	pppoe-out1.2: connecting...	
9871	Nov/02/2018 09:40:48	memory	pppoe, ppp, info	pppoe-out1.2: authenticated	
9872	Nov/02/2018 09:41:41	memory	pppoe, ppp, info	pppoe-out1: terminating...	
9873	Nov/02/2018 09:41:41	memory	pppoe, ppp, info	pppoe-out1: disconnected	
9874	Nov/02/2018 09:41:41	memory	pppoe, ppp, info	pppoe-out1: initializing...	
9875	Nov/02/2018 09:41:41	memory	pppoe, ppp, info	pppoe-out1: connecting...	
9876	Nov/02/2018 09:41:41	memory	pppoe, ppp, info	pppoe-out1.1: terminating... - administrator request	
9877	Nov/02/2018 09:41:41	memory	pppoe, ppp, info	pppoe-out1.1: disconnected	
9878	Nov/02/2018 09:41:41	memory	pppoe, ppp, info	pppoe-out1.2: terminating... - administrator request	
9879	Nov/02/2018 09:41:41	memory	pppoe, ppp, info	pppoe-out1.2: disconnected	
9880	Nov/02/2018 09:41:41	memory	pppoe, ppp, info	pppoe-out1.1: initializing...	
9881	Nov/02/2018 09:41:41	memory	pppoe, ppp, info	pppoe-out1.1: waiting for packets...	
9882	Nov/02/2018 09:41:43	memory	pppoe, ppp, info	pppoe-out1: terminating... - failed to authenticate ourselves to peer	
9883	Nov/02/2018 09:41:43	memory	pppoe, ppp, info	pppoe-out1: disconnected	
9884	Nov/02/2018 09:41:43	memory	pppoe, ppp, info	pppoe-out1: initializing...	
9885	Nov/02/2018 09:41:43	memory	pppoe, ppp, info	pppoe-out1: connecting...	
9886	Nov/02/2018 09:41:43	memory	pppoe, ppp, info	pppoe-out1.2: initializing...	
9887	Nov/02/2018 09:41:43	memory	pppoe, ppp, info	pppoe-out1.2: waiting for packets...		
9892	Nov/02/2018 09:41:46	memory	pppoe, ppp, info	pppoe-out1: terminating... - failed to authenticate ourselves to peer	
9893	Nov/02/2018 09:41:46	memory	pppoe, ppp, info	pppoe-out1: disconnected	
9894	Nov/02/2018 09:41:46	memory	pppoe, ppp, info	pppoe-out1: initializing...	
9895	Nov/02/2018 09:41:46	memory	pppoe, ppp, info	pppoe-out1: connecting...	
9896	Nov/02/2018 09:41:46	memory	pppoe, ppp, info	pppoe-out1.3: initializing...	
9897	Nov/02/2018 09:41:46	memory	pppoe, ppp, info	pppoe-out1.3: waiting for packets...	
9898	Nov/02/2018 09:41:48	memory	pppoe, ppp, info	pppoe-out1: terminating... - failed to authenticate ourselves to peer	
9899	Nov/02/2018 09:41:48	memory	pppoe, ppp, info	pppoe-out1: disconnected	
9900	Nov/02/2018 09:41:49	memory	pppoe, ppp, info	pppoe-out1: initializing...	
9901	Nov/02/2018 09:41:49	memory	pppoe, ppp, info	pppoe-out1: connecting...	
9902	Nov/02/2018 09:41:49	memory	pppoe, ppp, info	pppoe-out1.4: initializing...	
9903	Nov/02/2018 09:41:49	memory	pppoe, ppp, info	pppoe-out1.4: waiting for packets...	
9904	Nov/02/2018 09:41:51	memory	pppoe, ppp, info	pppoe-out1: terminating... - failed to authenticate ourselves to peer	
9905	Nov/02/2018 09:41:51	memory	pppoe, ppp, info	pppoe-out1: disconnected	
9906	Nov/02/2018 09:41:53	memory	pppoe, ppp, info	pppoe-out1: initializing...	
9907	Nov/02/2018 09:41:53	memory	pppoe, ppp, info	pppoe-out1: connecting...	
9908	Nov/02/2018 09:41:53	memory	pppoe, ppp, info	pppoe-out1.5: initializing...	
9909	Nov/02/2018 09:41:53	memory	pppoe, ppp, info	pppoe-out1.5: waiting for packets...	
9910	Nov/02/2018 09:41:53	memory	pppoe, ppp, info	pppoe-out1: authenticated	
9911	Nov/02/2018 09:41:53	memory	pppoe, ppp, info	pppoe-out1.1: connecting...	
9912	Nov/02/2018 09:41:53	memory	pppoe, ppp, info	pppoe-out1.2: connecting...	
9913	Nov/02/2018 09:41:53	memory	pppoe, ppp, info	pppoe-out1.3: connecting...	
9914	Nov/02/2018 09:41:53	memory	pppoe, ppp, info	pppoe-out1.4: connecting...	
9915	Nov/02/2018 09:41:53	memory	pppoe, ppp, info	pppoe-out1.5: connecting...	
9916	Nov/02/2018 09:41:53	memory	pppoe, ppp, info	pppoe-out1: connected	
9917	Nov/02/2018 09:41:54	memory	pppoe, ppp, info	pppoe-out1.5: authenticated	
9918	Nov/02/2018 09:41:55	memory	pppoe, ppp, info	pppoe-out1.1: terminating... - failed to authenticate ourselves to peer	
9919	Nov/02/2018 09:41:55	memory	pppoe, ppp, info	pppoe-out1.1: disconnected	
9920	Nov/02/2018 09:41:55	memory	pppoe, ppp, info	pppoe-out1.1: initializing...	
9921	Nov/02/2018 09:41:55	memory	pppoe, ppp, info	pppoe-out1.1: connecting...	
9922	Nov/02/2018 09:41:56	memory	pppoe, ppp, info	pppoe-out1.2: terminating... - failed to authenticate ourselves to peer	
9923	Nov/02/2018 09:41:56	memory	pppoe, ppp, info	pppoe-out1.2: disconnected	
9924	Nov/02/2018 09:41:56	memory	pppoe, ppp, info	pppoe-out1.2: initializing...	
9925	Nov/02/2018 09:41:56	memory	pppoe, ppp, info	pppoe-out1.2: connecting...	
9926	Nov/02/2018 09:41:57	memory	pppoe, ppp, info	pppoe-out1.4: terminating... - failed to authenticate ourselves to peer	
9927	Nov/02/2018 09:41:57	memory	pppoe, ppp, info	pppoe-out1.4: disconnected	
9928	Nov/02/2018 09:41:57	memory	pppoe, ppp, info	pppoe-out1.4: initializing...	
9929	Nov/02/2018 09:41:57	memory	pppoe, ppp, info	pppoe-out1.4: connecting...	
9930	Nov/02/2018 09:41:57	memory	pppoe, ppp, info	pppoe-out1.2: authenticated	
9931	Nov/02/2018 09:41:57	memory	pppoe, ppp, info	pppoe-out1.4: authenticated	
9932	Nov/02/2018 09:41:57	memory	pppoe, ppp, info	pppoe-out1.3: terminating... - failed to authenticate ourselves to peer	
9933	Nov/02/2018 09:41:57	memory	pppoe, ppp, info	pppoe-out1.3: disconnected	
9934	Nov/02/2018 09:41:57	memory	pppoe, ppp, info	pppoe-out1.3: initializing...	
9935	Nov/02/2018 09:41:57	memory	pppoe, ppp, info	pppoe-out1.3: connecting...	
9936	Nov/02/2018 09:41:58	memory	pppoe, ppp, info	pppoe-out1.1: terminating... - failed to authenticate ourselves to peer	
9937	Nov/02/2018 09:41:58	memory	pppoe, ppp, info	pppoe-out1.1: disconnected	
9938	Nov/02/2018 09:41:58	memory	pppoe, ppp, info	pppoe-out1.1: initializing...	
9939	Nov/02/2018 09:41:58	memory	pppoe, ppp, info	pppoe-out1.1: connecting...	
9940	Nov/02/2018 09:41:58	memory	pppoe, ppp, info	pppoe-out1.1: authenticated	
I've build an disable/enable script to reset the pppoe session, after running this a few times its back to 3 links again.

Current firmware is 4.42.7, but also tested on 4.43.2, 4.43.4.

Anyone any idea's how to solve this? or in which direction i need to look. I've got a feeling that the remote pppoe server is not reacting fast enough, but i cant pin point this.

Thanks in advance!
 
vasilaos
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Posts: 120
Joined: Tue Aug 04, 2009 9:50 am

Re: Multi PPPoE sessions

Sun Nov 04, 2018 6:59 pm

Just an idea because i never tried. Try lowering keep-alive-timeout. If more sessions are created try rising.
 
harbar
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Topic Author
Posts: 3
Joined: Wed Dec 06, 2017 8:04 pm

Re: Multi PPPoE sessions

Wed Nov 07, 2018 9:38 am

Hi, thank you for the suggestion. I lowered it to 5 sec and this morning the same issue again, 7 active links instead of 3.
 
msatter
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Posts: 2897
Joined: Tue Feb 18, 2014 12:56 am
Location: Netherlands / Nīderlande

Re: Multi PPPoE sessions

Wed Nov 07, 2018 12:23 pm

Do you use a profile on those connection? I the profile you can set hard time limit to end a connection. There is also a option to use 'only one' and then you could use a profile for each three connections.
 
josephelkhoury
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Posts: 4
Joined: Thu Sep 16, 2021 10:51 am

Re: Multi PPPoE sessions

Thu Sep 16, 2021 10:55 am

Hello,

Did anyone find a solution to this problem?
I keep getting random disconnections within the same day :/

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