Re: [Swan] libreswan ah+esp

2016-12-01 Thread Кузнецов Константин
Yeah, im really sure that i need AH+ESP. AH provides another level of 
integrity check, at least it does not not let to change IP src,dst or 
some ip header values.


I did manage to make it work but only with IKEv1. When i prompt 
ikev2=insist, then it stucks in this messages:


000 #1: "test-conf":500 STATE_PARENT_I1 (sent v2I1, expected v2R1); 
EVENT_v2_RETRANSMIT in 22s; idle; import:local rekey

000 #1: pending Phase 2 for "test-conf" replacing #0

In tcpdump i see:
18:23:19.498595 IP remote-host.isakmp > local-host.isakmp: isakmp: phase 
1 I ident
18:23:22.076667 IP remote-host.isakmp > local-host.isakmp: isakmp: phase 
1 I ident
18:23:22.426342 IP local-host.isakmp > remote-host.isakmp: isakmp: 
parent_sa ikev2_init[I]
18:23:22.498534 IP remote-host.isakmp > local-host.isakmp: isakmp: phase 
1 I ident
18:23:25.07 IP remote-host.isakmp > local-host.isakmp: isakmp: phase 
1 I ident
18:23:28.076644 IP remote-host.isakmp > local-host.isakmp: isakmp: phase 
1 I ident



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Kuznetsov Konstantin, Engineer
e-mail: kkuznet...@web.1tv.ru
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01.12.2016 16:46, Paul Wouters пишет:

On Thu, 1 Dec 2016, Кузнецов Константин wrote:


Sorry, forget to mention that transport mode is using.


  Hi! I have a Centos 6 and i REALLY NEED to make AH+ESP on 
libreswan-3.15-5.3.el6.x86_64


  Is there any way to do it? I m trying to make 2 conf files one 
fpr ah and one for esp and in this way only AH works, if i delete
  ah.conf, then esp conf works perfectly. But both AH and ESP 
does not work.


If you provide two configurations with the only difference being
type=esp versus type=ah, then you are creating two conflicting
configurations and the result is undefined.

People often mistakenly think they need AH+ESP. Libreswan does not
support ESP without authentication, so it is always authenticated
but it is not via AH+ESP. Only some very old racoon daemons are
still known to use AH+ESP.

So the important question is, are you really really sure you mean
AH+ESP?

Paul




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Re: [Swan] libreswan ah+esp

2016-12-01 Thread Paul Wouters

On Thu, 1 Dec 2016, Кузнецов Константин wrote:


Sorry, forget to mention that transport mode is using.



  Hi! I have a Centos 6 and i REALLY NEED to make AH+ESP on 
libreswan-3.15-5.3.el6.x86_64

  Is there any way to do it? I m trying to make 2 conf files one fpr ah and 
one for esp and in this way only AH works, if i delete
  ah.conf, then esp conf works perfectly. But both AH and ESP does not work.


If you provide two configurations with the only difference being
type=esp versus type=ah, then you are creating two conflicting
configurations and the result is undefined.

People often mistakenly think they need AH+ESP. Libreswan does not
support ESP without authentication, so it is always authenticated
but it is not via AH+ESP. Only some very old racoon daemons are
still known to use AH+ESP.

So the important question is, are you really really sure you mean
AH+ESP?

Paul
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Re: [Swan] libreswan ah+esp

2016-12-01 Thread Кузнецов Константин

Sorry, forget to mention that transport mode is using.



--
WBR
Kuznetsov Konstantin, Engineer
e-mail: kkuznet...@web.1tv.ru
mobile: +7 905 7111332

01.12.2016 14:14, Кузнецов Константин пишет:


Hi! I have a Centos 6 and i REALLY NEED to make AH+ESP on 
libreswan-3.15-5.3.el6.x86_64


Is there any way to do it? I m trying to make 2 conf files one fpr ah 
and one for esp and in this way only AH works, if i delete ah.conf, 
then esp conf works perfectly. But both AH and ESP does not work.



--
--
WBR
Kuznetsov Konstantin, Engineer
e-mail:kkuznet...@web.1tv.ru
mobile: +7 905 7111332


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