I'm currently running version 26.7.7 and I'm experiencing the same issue with PPPoE.
It looks like something is broken in LCP/PAP (ppp[72477]: [wan_link0] LCP: auth: peer wants PAP, I want nothing).
Log messages as follows:
--------------------------
[wan_link0] PPPoE: connection successful
ppp[72477]: [wan_link0] Link: UP event
ppp[72477]: [wan_link0] LCP: Up event
ppp[72477]: [wan_link0] LCP: state change Starting --> Req-Sent
ppp[72477]: [wan_link0] LCP: SendConfigReq #45
ppp[72477]: [wan_link0] PROTOCOMP
ppp[72477]: [wan_link0] MRU 1492
ppp[72477]: [wan_link0] MAGICNUM 0x752bf188
ppp[72477]: [wan_link0] LCP: rec'd Configure Request #198 (Req-Sent)
ppp[72477]: [wan_link0] MRU 1492
ppp[72477]: [wan_link0] AUTHPROTO PAP
ppp[72477]: [wan_link0] MAGICNUM 0x7363e98b
ppp[72477]: [wan_link0] LCP: SendConfigAck #198
ppp[72477]: [wan_link0] MRU 1492
ppp[72477]: [wan_link0] AUTHPROTO PAP
ppp[72477]: [wan_link0] MAGICNUM 0x7363e98b
ppp[72477]: [wan_link0] LCP: state change Req-Sent --> Ack-Sent
ppp[72477]: [wan_link0] LCP: rec'd Configure Ack #45 (Ack-Sent)
ppp[72477]: [wan_link0] PROTOCOMP
ppp[72477]: [wan_link0] MRU 1492
ppp[72477]: [wan_link0] MAGICNUM 0x752bf188
ppp[72477]: [wan_link0] LCP: state change Ack-Sent --> Opened
ppp[72477]: [wan_link0] LCP: auth: peer wants PAP, I want nothing
ppp[72477]: [wan_link0] PAP: using authname "xxxxxxxx" (REMOVED)
ppp[72477]: [wan_link0] PAP: sending REQUEST #1 len: 22
ppp[72477]: [wan_link0] LCP: LayerUp
ppp[72477]: [wan_link0] PAP: rec'd NAK #1 len: 18
ppp[72477]: [wan_link0] MESG: Access Denied
ppp[72477]: [wan_link0] LCP: authorization failed
ppp[72477]: [wan_link0] LCP: parameter negotiation failed
ppp[72477]: [wan_link0] LCP: state change Opened --> Stopping
ppp[72477]: [wan_link0] LCP: SendTerminateReq #46
ppp[72477]: [wan_link0] LCP: LayerDown
ppp[72477]: [wan_link0] LCP: rec'd Terminate Request #199 (Stopping)
ppp[72477]: [wan_link0] LCP: SendTerminateAck #47
ppp[72477]: [wan_link0] PPPoE: connection closed
ppp[72477]: [wan_link0] Link: DOWN event
ppp[72477]: [wan_link0] LCP: Down event
ppp[72477]: [wan_link0] LCP: state change Stopping --> Starting
ppp[72477]: [wan_link0] Link: reconnection attempt 484 in 1 seconds
ppp[72477]: [wan_link0] Link: reconnection attempt 484
--------------------------
It looks like something is broken in LCP/PAP (ppp[72477]: [wan_link0] LCP: auth: peer wants PAP, I want nothing).
Log messages as follows:
--------------------------
[wan_link0] PPPoE: connection successful
ppp[72477]: [wan_link0] Link: UP event
ppp[72477]: [wan_link0] LCP: Up event
ppp[72477]: [wan_link0] LCP: state change Starting --> Req-Sent
ppp[72477]: [wan_link0] LCP: SendConfigReq #45
ppp[72477]: [wan_link0] PROTOCOMP
ppp[72477]: [wan_link0] MRU 1492
ppp[72477]: [wan_link0] MAGICNUM 0x752bf188
ppp[72477]: [wan_link0] LCP: rec'd Configure Request #198 (Req-Sent)
ppp[72477]: [wan_link0] MRU 1492
ppp[72477]: [wan_link0] AUTHPROTO PAP
ppp[72477]: [wan_link0] MAGICNUM 0x7363e98b
ppp[72477]: [wan_link0] LCP: SendConfigAck #198
ppp[72477]: [wan_link0] MRU 1492
ppp[72477]: [wan_link0] AUTHPROTO PAP
ppp[72477]: [wan_link0] MAGICNUM 0x7363e98b
ppp[72477]: [wan_link0] LCP: state change Req-Sent --> Ack-Sent
ppp[72477]: [wan_link0] LCP: rec'd Configure Ack #45 (Ack-Sent)
ppp[72477]: [wan_link0] PROTOCOMP
ppp[72477]: [wan_link0] MRU 1492
ppp[72477]: [wan_link0] MAGICNUM 0x752bf188
ppp[72477]: [wan_link0] LCP: state change Ack-Sent --> Opened
ppp[72477]: [wan_link0] LCP: auth: peer wants PAP, I want nothing
ppp[72477]: [wan_link0] PAP: using authname "xxxxxxxx" (REMOVED)
ppp[72477]: [wan_link0] PAP: sending REQUEST #1 len: 22
ppp[72477]: [wan_link0] LCP: LayerUp
ppp[72477]: [wan_link0] PAP: rec'd NAK #1 len: 18
ppp[72477]: [wan_link0] MESG: Access Denied
ppp[72477]: [wan_link0] LCP: authorization failed
ppp[72477]: [wan_link0] LCP: parameter negotiation failed
ppp[72477]: [wan_link0] LCP: state change Opened --> Stopping
ppp[72477]: [wan_link0] LCP: SendTerminateReq #46
ppp[72477]: [wan_link0] LCP: LayerDown
ppp[72477]: [wan_link0] LCP: rec'd Terminate Request #199 (Stopping)
ppp[72477]: [wan_link0] LCP: SendTerminateAck #47
ppp[72477]: [wan_link0] PPPoE: connection closed
ppp[72477]: [wan_link0] Link: DOWN event
ppp[72477]: [wan_link0] LCP: Down event
ppp[72477]: [wan_link0] LCP: state change Stopping --> Starting
ppp[72477]: [wan_link0] Link: reconnection attempt 484 in 1 seconds
ppp[72477]: [wan_link0] Link: reconnection attempt 484
--------------------------
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