======================
npppd interoperability
======================

$Id: npppd-interop.txt 138963 2014-02-01 15:13:01Z yasuoka $

- text verion is `here <npppd-interop.txt>`_.
- you can send the diff for the text version. :)

Result
======

===============  ==========  ===============================  =======================  ============
OpenBSD version  Protocol    Client                           Result                   Description
===============  ==========  ===============================  =======================  ============
5.4/amd64        L2TP/IPsec  Android 4.0.3 (HTC One V)        OK (2014-01-29 yasuoka)  from NATed IPv4
5.4/amd64        PPTP        Android 4.0.3 (HTC One V)        OK (2014-01-29 yasuoka)  from NATed IPv4
5.4/amd64        L2TP/IPsec  Android 4.0.4 (Panasonic P-04D)  NG (2014-01-29 yasuoka)  from NATed IPv4 dropping fragmented packet by pf?
5.4/amd64        PPTP        Android 4.0.4 (Panasonic P-04D)  OK (2014-02-01 yasuoka)  from NATed IPv4
5.4/amd64        L2TP/IPsec  iOS 5.1.1 (iPad)                 OK (2014-01-29 yasuoka)  from NATed IPv4
5.4/amd64        PPTP        iOS 5.1.1 (iPad)                 OK (2014-01-29 yasuoka)  from NATed IPv4
5.4/amd64        L2TP/IPsec  iOS 7.0.4 (iPad mini)            OK (2014-01-31 yasuoka)  from NATed IPv4
5.4/amd64        PPTP        iOS 7.0.4 (iPad mini)            OK (2014-02-01 yasuoka)  from NATed IPv4
5.4/amd64        L2TP/IPsec  Android 4.0.3 (F-08D)            NG (2014-02-01 yasuoka)  from NATed IPv4 (isakmpd "invalid payload")
5.3/?????        L2TP/IPsec  Android 4.0.4 (Sharp Pantone6)   NG (2014-01-26)          ?
5.3/?????        L2TP/IPsec  Android 4.2.2 (HTC Desire HD)    NG (2014-01-26)          ?
===============  ==========  ===============================  =======================  ============

ipsec.conf
----------

::

 ike passive esp transport \
     proto udp from $ext_ip to any port 1701 \
     main auth "hmac-sha1" enc "3des" group modp1024 \
     quick auth "hmac-sha1" enc "aes" \
     psk "SECRET"