In case when PPPoE server configured with called-sid and limit options, called-sid=... will be added to the wrong section.
[connlimit] limit=10/min burst=5 timeout=10 called-sid=ifname
Reprodicing:
set service pppoe-server authentication mode 'radius' set service pppoe-server authentication radius called-sid-format 'ifname' set service pppoe-server authentication radius server 192.168.0.1 key 'xxxxx' set service pppoe-server client-ip-pool subnet '100.64.0.0/24' set service pppoe-server gateway-address '10.255.255.255' set service pppoe-server interface eth1 set service pppoe-server limits burst '5' set service pppoe-server limits connection-limit '10/min' set service pppoe-server limits timeout '10'