Jan 1 00:11:39 pppd[773]: PPP session is 117 (0x75)
Jan 1 00:11:39 pppd[773]: Connected to 70:71:bc:3d:29:62 via interface eth2.5
Jan 1 00:11:39 pppd[773]: Using interface ppp0
Jan 1 00:11:39 pppd[773]: Connect: ppp0 <--> eth2.5
Jan 1 00:11:42 pppd[773]: EAP: Identity prompt "Name"
Jan 1 00:11:42 pppd[773]: EAP: peer reports authentication failure
Jan 1 00:11:42 pppd[773]: Connection terminated.

# cat /etc/ppp/peers/ppp0
plugin /usr/lib/pppd/rp-pppoe.so
rp_pppoe_service "insys"
eth2.5
ipcp-accept-local
ipcp-accept-remote
linkname ppp-ppp0
ipparam pppoe/ppp0
noauth
refuse-pap
refuse-mschap
refuse-mschap-v2
nomppe
user 0000212
password test212
lcp-echo-interval 30
lcp-echo-failure 3
mtu 1492
unit 0
holdoff 5
usepeerdns
noipdefault
nodefaultroute
hide-password
maxfail 0
persist
#####
debug
require-chap
refuse-eap
noauth

Jan 1 00:19:42 syslogd started: BusyBox v1.12.1
Jan 1 00:19:52 pppd[2164]: Plugin /usr/lib/pppd/rp-pppoe.so loaded.
Jan 1 00:19:52 pppd[2164]: RP-PPPoE plugin version 3.10 compiled against pppd 2.4.5
Jan 1 00:19:52 pppd[2165]: pppd 2.4.5 started by admin, uid 0
Jan 1 00:19:52 pppd[2165]: PADS: Service-Name: 'insys'
Jan 1 00:19:52 pppd[2165]: PPP session is 405 (0x195)
Jan 1 00:19:52 pppd[2165]: Connected to 70:71:bc:3d:29:62 via interface eth2.5
Jan 1 00:19:52 pppd[2165]: using channel 82
Jan 1 00:19:53 pppd[2165]: Using interface ppp0
Jan 1 00:19:53 pppd[2165]: Connect: ppp0 <--> eth2.5
Jan 1 00:19:53 pppd[2165]: Couldn't increase MTU to 1500
Jan 1 00:19:53 pppd[2165]: Couldn't increase MRU to 1500
Jan 1 00:19:53 pppd[2165]: sent [LCP ConfReq id=0x1 ]
Jan 1 00:19:53 pppd[2165]: rcvd [LCP ConfReq id=0x1 ]
Jan 1 00:19:53 pppd[2165]: sent [LCP ConfNak id=0x1 ]
Jan 1 00:19:53 pppd[2165]: rcvd [LCP ConfReq id=0x2 ]
Jan 1 00:19:53 pppd[2165]: sent [LCP ConfAck id=0x2 ]
Jan 1 00:19:56 pppd[2165]: sent [LCP ConfReq id=0x1 ]
Jan 1 00:19:56 pppd[2165]: rcvd [LCP ConfAck id=0x1 ]
Jan 1 00:19:56 pppd[2165]: Couldn't increase MRU to 1500
Jan 1 00:19:56 pppd[2165]: sent [LCP EchoReq id=0x0 magic=0xbe180d47]
Jan 1 00:19:56 pppd[2165]: rcvd [LCP EchoReq id=0x0 magic=0xc63ec64]
Jan 1 00:19:56 pppd[2165]: sent [LCP EchoRep id=0x0 magic=0xbe180d47]
Jan 1 00:19:56 pppd[2165]: rcvd [CHAP Challenge id=0xfa <161f922f847bd9f61364894afa35f4ca218f>, name = "nas-m122"]
Jan 1 00:19:56 pppd[2165]: sent [CHAP Response id=0xfa <8bb1141d35c55711c91bbac16556b021>, name = "0000212"]
Jan 1 00:19:56 pppd[2165]: rcvd [LCP EchoRep id=0x0 magic=0xc63ec64]
Jan 1 00:19:56 pppd[2165]: rcvd [CHAP Success id=0xfa ""]
Jan 1 00:19:56 pppd[2165]: CHAP authentication succeeded
Jan 1 00:19:56 pppd[2165]: CHAP authentication succeeded
Jan 1 00:19:56 pppd[2165]: peer from calling number 70:71:BC:3D:29:62 authorized
Jan 1 00:19:56 pppd[2165]: sent [IPCP ConfReq id=0x1 ]
Jan 1 00:19:56 pppd[2165]: rcvd [IPCP ConfReq id=0x1 ]
Jan 1 00:19:56 pppd[2165]: sent [IPCP ConfAck id=0x1 ]
Jan 1 00:19:56 pppd[2165]: rcvd [IPCP ConfNak id=0x1 ]
Jan 1 00:19:56 pppd[2165]: sent [IPCP ConfReq id=0x2 ]
Jan 1 00:19:56 pppd[2165]: rcvd [IPCP ConfAck id=0x2 ]
Jan 1 00:19:56 pppd[2165]: local IP address 172.18.9.67
Jan 1 00:19:56 pppd[2165]: remote IP address 10.255.255.1
Jan 1 00:19:56 pppd[2165]: primary DNS address 192.168.255.226
Jan 1 00:19:56 pppd[2165]: Script /tmp/ppp/ip-up started (pid 2174)
Jan 1 00:19:56 pppd[2165]: Script /tmp/ppp/ip-up finished (pid 2174), status = 0x0
Jan 1 00:19:58 resident: ppp_is_up on ppp0
Jan 1 00:19:59 resident: update dns
Jan 1 00:19:59 dnsmasq[735]: read /tmp/hosts - 2 addresses
Jan 1 00:19:59 dnsmasq[735]: read /etc/ethers - 0 addresses
Jan 1 00:19:59 dnsmasq[735]: using nameserver 192.168.255.226#53
Jan 1 00:19:59 resident: update ntpclient
Jan 1 00:19:59 resident: update rip
Jan 1 00:19:59 resident: update igmp
Jan 1 00:19:59 syslog: ERRO: There must be at least 2 Vif's where one is upstream.