set service ipoe-server authentication mode 'noauth'
set service ipoe-server client-ip-pool ONE range '100.64.0.1-100.64.0.10'
set service ipoe-server client-ipv6-pool POOL-v6 delegate 2001:db8:8003::/48 delegation-prefix '56'
set service ipoe-server client-ipv6-pool POOL-v6 prefix 2001:db8::/64
set service ipoe-server default-ipv6-pool 'POOL-v6'
set service ipoe-server default-pool 'ONE'
set service ipoe-server gateway-address '100.64.0.14/28'
set service ipoe-server interface eth1 network 'shared'
set service ipoe-server name-server '1.1.1.1'
set service ipoe-server name-server '100.64.0.14'
set service ipoe-server name-server '2001:db8::1'

vyos@r4# run show ipoe-server sessions 
ifname | username |    calling-sid    |     ip     | rate-limit | type | comp | state  |  uptime  
--------+----------+-------------------+------------+------------+------+------+--------+----------
 ipoe0  |          | 52:54:00:92:35:5d | 100.64.0.2 |            | ipoe |      | active | 00:13:52
[edit]
vyos@r4#

vyos@r4# run show pppoe-server sessions 
 ifname | username | ip | ip6 | ip6-dp | calling-sid | rate-limit | state | uptime | rx-bytes | tx-bytes 
--------+----------+----+-----+--------+-------------+------------+-------+--------+----------+----------
[edit]
vyos@r4#