linux-l: PPP-Optimierung

Gerald Erdmann gerald at stepman.com
So Mai 17 12:26:52 CEST 1998


Hallo Calle!

> Wie sieht es mit einem Trace der PPP Aushandlung aus.
> Meine Vermutung ist, das das erste Paket (LCP-Request)
> verschluckt wird.

Ja, sowas vermute ich auch inzwischen ....

Hier das Protokoll eine typisch verlaufenden Sitzung:

May 15 20:38:54 mimi pppd[6912]: Lineup in Main
May 15 20:38:54 mimi pppd[6912]: sent [LCP ConfReq id=0x1 <magic 0xe7855f15> <pcomp> <acc
omp>]
May 15 20:38:54 mimi pppd[6912]: fsm_sdata(LCP): Sent code 1, id 1.
May 15 20:38:54 mimi pppd[6912]: Timeout 804c2a0:8065a90 in 15 seconds.
May 15 20:38:54 mimi pppd[6912]: LCP: sending Configure-Request, id 1
May 15 20:39:09 mimi pppd[6912]: catched input
May 15 20:39:09 mimi pppd[6912]: sent [LCP ConfReq id=0x1 <magic 0xe7855f15> <pcomp> <acc
omp>]
May 15 20:39:09 mimi pppd[6912]: fsm_sdata(LCP): Sent code 1, id 1.
May 15 20:39:09 mimi pppd[6912]: Timeout 804c2a0:8065a90 in 15 seconds.
May 15 20:39:09 mimi pppd[6912]: LCP: sending Configure-Request, id 1
May 15 20:39:09 mimi pppd[6912]: catched input
May 15 20:39:09 mimi pppd[6912]: Read
May 15 20:39:09 mimi pppd[6912]: rcvd [LCP ConfReq id=0x1 < 00 04 00 00> <mru 1504> <auth
 pap> < 11 04 05 e0> < 13 09 03 00 c0 7b 5e e8 f0> < 17 04 06 01>]
May 15 20:39:09 mimi pppd[6912]: fsm_rconfreq(LCP): Rcvd id 1.
May 15 20:39:09 mimi pppd[6912]: lcp_reqci: rcvd unknown option 0
May 15 20:39:09 mimi pppd[6912]:  (REJ)
May 15 20:39:09 mimi pppd[6912]: lcp_reqci: rcvd MRU
May 15 20:39:09 mimi pppd[6912]: (1504)
May 15 20:39:09 mimi pppd[6912]:  (ACK)
May 15 20:39:09 mimi pppd[6912]: lcp_reqci: rcvd AUTHTYPE
May 15 20:39:09 mimi pppd[6912]: (c023)
May 15 20:39:09 mimi pppd[6912]:  (ACK)
May 15 20:39:09 mimi pppd[6912]: lcp_reqci: rcvd unknown option 17
May 15 20:39:09 mimi pppd[6912]:  (REJ)
May 15 20:39:09 mimi pppd[6912]: lcp_reqci: rcvd unknown option 19
May 15 20:39:09 mimi pppd[6912]:  (REJ)
May 15 20:39:09 mimi pppd[6912]: lcp_reqci: rcvd unknown option 23
May 15 20:39:09 mimi pppd[6912]:  (REJ)
May 15 20:39:09 mimi pppd[6912]: lcp_reqci: returning CONFREJ.
May 15 20:39:09 mimi pppd[6912]: sent [LCP ConfRej id=0x1 < 00 04 00 00> < 11 04 05 e0> <
 13 09 03 00 c0 7b 5e e8 f0> < 17 04 06 01>]
May 15 20:39:09 mimi pppd[6912]: fsm_sdata(LCP): Sent code 4, id 1.
May 15 20:39:09 mimi pppd[6912]: catched input
May 15 20:39:09 mimi pppd[6912]: Read
May 15 20:39:09 mimi pppd[6912]: rcvd [LCP ConfRej id=0x1 <pcomp> <accomp>]
May 15 20:39:09 mimi pppd[6912]: fsm_rconfnakrej(LCP): Rcvd id 1.
May 15 20:39:09 mimi pppd[6912]: lcp_rejci rejected void opt 7
May 15 20:39:09 mimi pppd[6912]: lcp_rejci rejected void opt 8
May 15 20:39:09 mimi pppd[6912]: Untimeout 804c2a0:8065a90.
May 15 20:39:09 mimi pppd[6912]: sent [LCP ConfReq id=0x2 <magic 0xe7855f15>]
May 15 20:39:09 mimi pppd[6912]: fsm_sdata(LCP): Sent code 1, id 2.
May 15 20:39:09 mimi pppd[6912]: Timeout 804c2a0:8065a90 in 15 seconds.
May 15 20:39:09 mimi pppd[6912]: LCP: sending Configure-Request, id 2
May 15 20:39:09 mimi pppd[6912]: catched input
May 15 20:39:09 mimi pppd[6912]: Read
May 15 20:39:09 mimi pppd[6912]: rcvd [LCP ConfReq id=0x2 <mru 1504> <auth pap>]
May 15 20:39:09 mimi pppd[6912]: fsm_rconfreq(LCP): Rcvd id 2.
May 15 20:39:09 mimi pppd[6912]: lcp_reqci: rcvd MRU
May 15 20:39:09 mimi pppd[6912]: (1504)
May 15 20:39:09 mimi pppd[6912]:  (ACK)
May 15 20:39:09 mimi pppd[6912]: lcp_reqci: rcvd AUTHTYPE
May 15 20:39:09 mimi pppd[6912]: (c023)
May 15 20:39:09 mimi pppd[6912]:  (ACK)
May 15 20:39:09 mimi pppd[6912]: lcp_reqci: returning CONFACK.
May 15 20:39:09 mimi pppd[6912]: sent [LCP ConfAck id=0x2 <mru 1504> <auth pap>]
May 15 20:39:09 mimi pppd[6912]: fsm_sdata(LCP): Sent code 2, id 2.
May 15 20:39:09 mimi pppd[6912]: catched input
May 15 20:39:09 mimi pppd[6912]: Read
May 15 20:39:09 mimi pppd[6912]: rcvd [LCP ConfAck id=0x2 <magic 0xe7855f15>]
May 15 20:39:09 mimi pppd[6912]: fsm_rconfack(LCP): Rcvd id 2.
May 15 20:39:09 mimi pppd[6912]: Untimeout 804c2a0:8065a90.
May 15 20:39:09 mimi pppd[6912]: sent [IPCP ConfReq id=0x1 <addr 193.101.72.111> <compres
s VJ 0f 01>]
May 15 20:39:09 mimi pppd[6912]: fsm_sdata(IPCP): Sent code 1, id 1.
May 15 20:39:09 mimi pppd[6912]: Timeout 804c2a0:8065bc8 in 15 seconds.
May 15 20:39:09 mimi pppd[6912]: IPCP: sending Configure-Request, id 1
May 15 20:39:09 mimi pppd[6912]: sent [CCP ConfReq id=0x1]
May 15 20:39:09 mimi pppd[6912]: fsm_sdata(CCP): Sent code 1, id 1.
May 15 20:39:09 mimi pppd[6912]: Timeout 804c2a0:8065ce0 in 15 seconds.
May 15 20:39:09 mimi pppd[6912]: CCP: sending Configure-Request, id 1
May 15 20:39:09 mimi pppd[6912]: sent [PAP AuthReq id=0x1 user="XXXXX" password="XXXXXX
"]
May 15 20:39:09 mimi pppd[6912]: pap_sauth: Sent id 1.
May 15 20:39:09 mimi pppd[6912]: Timeout 80515b0:8065c00 in 4 seconds.
May 15 20:39:09 mimi pppd[6912]: catched input
May 15 20:39:09 mimi pppd[6912]: Read
May 15 20:39:09 mimi pppd[6912]: rcvd [IPCP ConfReq id=0x1 <addr 194.64.64.48>]
May 15 20:39:09 mimi pppd[6912]: get_input: discarding proto 0x8021 in phase 4
May 15 20:39:09 mimi pppd[6912]: catched input
May 15 20:39:09 mimi pppd[6912]: Read
May 15 20:39:09 mimi pppd[6912]: rcvd [CCP TermAck id=0x1]
May 15 20:39:09 mimi pppd[6912]: get_input: discarding proto 0x80fd in phase 4
May 15 20:39:10 mimi pppd[6912]: catched input
May 15 20:39:10 mimi pppd[6912]: Read
May 15 20:39:10 mimi pppd[6912]: rcvd [PAP AuthAck id=0x1 ""]
May 15 20:39:10 mimi pppd[6912]: pap_rauthack: Rcvd id 1.
May 15 20:39:10 mimi pppd[6912]: Remote message: 
May 15 20:39:10 mimi pppd[6912]: catched input
May 15 20:39:10 mimi pppd[6912]: Read
May 15 20:39:10 mimi pppd[6912]: rcvd [CCP ConfReq id=0x1 < 11 06 00 01 01 03>]
May 15 20:39:10 mimi pppd[6912]: fsm_rconfreq(CCP): Rcvd id 1.
May 15 20:39:10 mimi pppd[6912]: sent [CCP ConfRej id=0x1 < 11 06 00 01 01 03>]
May 15 20:39:10 mimi pppd[6912]: fsm_sdata(CCP): Sent code 4, id 1.
May 15 20:39:13 mimi pppd[6912]: catched input
May 15 20:39:15 mimi pppd[6912]: catched input
May 15 20:39:15 mimi pppd[6912]: Read
May 15 20:39:15 mimi pppd[6912]: rcvd [IPCP ConfReq id=0x1 <addr 194.64.64.48>]
May 15 20:39:15 mimi pppd[6912]: fsm_rconfreq(IPCP): Rcvd id 1.
May 15 20:39:15 mimi pppd[6912]: ipcp: received ADDR 
May 15 20:39:15 mimi pppd[6912]: (194.64.64.48)
May 15 20:39:15 mimi pppd[6912]:  (ACK) 
May 15 20:39:15 mimi pppd[6912]: ipcp: returning Configure-ACK
May 15 20:39:15 mimi pppd[6912]: sent [IPCP ConfAck id=0x1 <addr 194.64.64.48>]
May 15 20:39:15 mimi pppd[6912]: fsm_sdata(IPCP): Sent code 2, id 1.
May 15 20:39:24 mimi pppd[6912]: catched input
May 15 20:39:24 mimi pppd[6912]: sent [CCP ConfReq id=0x1]
May 15 20:39:24 mimi pppd[6912]: fsm_sdata(CCP): Sent code 1, id 1.
May 15 20:39:24 mimi pppd[6912]: Timeout 804c2a0:8065ce0 in 15 seconds.
May 15 20:39:24 mimi pppd[6912]: CCP: sending Configure-Request, id 1
May 15 20:39:24 mimi pppd[6912]: sent [IPCP ConfReq id=0x1 <addr 193.101.72.111> <compres
s VJ 0f 01>]
May 15 20:39:24 mimi pppd[6912]: fsm_sdata(IPCP): Sent code 1, id 1.
May 15 20:39:24 mimi pppd[6912]: Timeout 804c2a0:8065bc8 in 15 seconds.
May 15 20:39:24 mimi pppd[6912]: IPCP: sending Configure-Request, id 1
May 15 20:39:24 mimi pppd[6912]: catched input
May 15 20:39:24 mimi pppd[6912]: Read
May 15 20:39:24 mimi pppd[6912]: rcvd [CCP ConfRej id=0x1]
May 15 20:39:24 mimi pppd[6912]: fsm_rconfnakrej(CCP): Rcvd id 1.
May 15 20:39:24 mimi pppd[6912]: Untimeout 804c2a0:8065ce0.
May 15 20:39:24 mimi pppd[6912]: catched input
May 15 20:39:24 mimi pppd[6912]: Read
May 15 20:39:24 mimi pppd[6912]: rcvd [IPCP ConfRej id=0x1 <compress VJ 0f 01>]
May 15 20:39:24 mimi pppd[6912]: fsm_rconfnakrej(IPCP): Rcvd id 1.
May 15 20:39:24 mimi pppd[6912]: Untimeout 804c2a0:8065bc8.
May 15 20:39:24 mimi pppd[6912]: sent [IPCP ConfReq id=0x2 <addr 193.101.72.111>]
May 15 20:39:24 mimi pppd[6912]: fsm_sdata(IPCP): Sent code 1, id 2.
May 15 20:39:24 mimi pppd[6912]: Timeout 804c2a0:8065bc8 in 15 seconds.
May 15 20:39:24 mimi pppd[6912]: IPCP: sending Configure-Request, id 2
May 15 20:39:24 mimi pppd[6912]: catched input
May 15 20:39:24 mimi pppd[6912]: Read
May 15 20:39:24 mimi pppd[6912]: rcvd [IPCP ConfNak id=0x2 <addr 192.109.99.24>]
May 15 20:39:24 mimi pppd[6912]: fsm_rconfnakrej(IPCP): Rcvd id 2.
May 15 20:39:24 mimi pppd[6912]: local IP address 192.109.99.24
May 15 20:39:24 mimi pppd[6912]: Untimeout 804c2a0:8065bc8.
May 15 20:39:24 mimi pppd[6912]: sent [IPCP ConfReq id=0x3 <addr 192.109.99.24>]
May 15 20:39:24 mimi pppd[6912]: fsm_sdata(IPCP): Sent code 1, id 3.
May 15 20:39:24 mimi pppd[6912]: Timeout 804c2a0:8065bc8 in 15 seconds.
May 15 20:39:24 mimi pppd[6912]: IPCP: sending Configure-Request, id 3
May 15 20:39:24 mimi pppd[6912]: catched input
May 15 20:39:24 mimi pppd[6912]: Read
May 15 20:39:24 mimi pppd[6912]: rcvd [IPCP ConfAck id=0x3 <addr 192.109.99.24>]
May 15 20:39:24 mimi pppd[6912]: fsm_rconfack(IPCP): Rcvd id 3.
May 15 20:39:24 mimi pppd[6912]: Untimeout 804c2a0:8065bc8.
May 15 20:39:24 mimi pppd[6912]: ipcp: up
May 15 20:39:24 mimi pppd[6912]: Local IP address changed to 192.109.99.24
May 15 20:39:24 mimi pppd[6912]: Remote IP address changed to 194.64.64.48

Als Options verwende ich eigentlich fas ausschließlich Standard-Einstellungen:

debug
defaultroute
noipdefault
pap-timeout 10
ipcp-accept-local
ipcp-accept-remote

> Ich würde mir die Optionen
> lcp-max-configure, lcp-restart von pppd anschauen (siehe manpage)

Verwende Default-Einstellungen. Eigentlich müßte dann nach 3 Sekunden ein neues lcp-Paket generiert werden. Eigentlich .....

Gerald

--

Gerald Erdmann   gerald at stepman.com

 _ <    STEPman OPENSTEP Consulting
/   /   +49 30 39731400  -401 (Fax)
\ __\   Berlin  -  Germany  - Earth




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