Hi,
there is a problem whith this script:
# ngctl ls | awk '{ if ($4 == "l2tp") print $6}'
ngctl: send msg: No buffer space available
Sami
2012/1/5 Gleb Smirnoff <gleb...@freebsd.org>
> Sami,
>
> I'm trying to reproduce a reordering problem with a new node, and
> I've found that:
>
> 1) PPTP uses sequencing, that would not pass out of sequence datagram
> to the PPP, and thus to MPPE.
> 2) L2TP uses sequencing optionally, so the problem in subject may
> appear only on an L2TP link with disabled sequencing.
>
> I wonder how often L2TP is running w/o sequencing control. Can you
> please run this script on your mpd box to estimate?
>
> #!/bin/sh
>
> IDS=$(ngctl ls | awk '{ if ($4 == "l2tp") print $6}')
> for id in $IDS; do
> id="[$id]:";
> sess=$(ngctl show $id | sed -En 's/.*session_([0-9a-f]+).*/\1/p');
> ngctl msg $id getsessconfig 0x$sess
> done
>
> In my small installation I've got only a couple of L2TP clients, and both
> use sequencing, so patched code in ng_mppc won't be ever executed.
>
> Rec'd response "getsessconfig" (4) from "[11f]:":
> Args: { session_id=0xafb6 peer_id=0x2fcf control_dseq=1 enable_dseq=1 }
> Rec'd response "getsessconfig" (4) from "[f3]:":
> Args: { session_id=0xd34b peer_id=0x2654 control_dseq=1 enable_dseq=1 }
>
> I'd like to explicitly test the code in ng_mppc to make sure, that node
> can rekey up to 4096 times and continue operation.
>
> --
> Totus tuus, Glebius.
>
--
Sami Halabi
Information Systems Engineer
NMS Projects Expert
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