I’ve been receiving many contacts from clients which are implementing Huawei BGN, however, they were observing the impossibility of authentication or instabilities regarding some models of third-part CPE.
Talking to the manufacturers of these CPE received the information that it is awaited the field CoS configured with the value 0 and it was noticed that NE40E-M, by default, let this field without any value.
It was used the command “8021p 0” inside the interface used to authenticate and instantaneously these related models of CPE start to work correctly.
I hope that this article helps you friends from this forum to solve some problems related to this issue.
I have tested and I had positive results with CPE of Parks and TP-Link.
interface Eth-Trunk1.1800
description Test PPPoE
8021p 0
ipv6 enable
ipv6 address auto link-local
ipv6 mtu 1470
user-vlan 1800
pppoe-server bind Virtual-Template 1
ipv6 nd autoconfig managed-address-flag
ipv6 nd autoconfig other-flag
bas
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access-type layer2-subscriber
default-domain authentication ppp-user test
ipv6 nd ra unicast
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