[j-nsp] Sample configuration: security {}

Ben Dale bdale at comlinx.com.au
Wed Apr 8 19:08:15 EDT 2009


There used to be the following hidden command up to 8.5ES to switch  
back:

set security forwarding-options family inet mode packet-based

Looking at a v9.0ES box, it looks like packet-based is now available  
only for iso, inet6 and mpls



On 08/04/2009, at 2:20 AM, Michel de Nostredame wrote:

Hi,

In the ES version, there is a 1M-session potential bomb for J6530,
according to the spec sheet.

Start from 9.4, there is no non-ES version JUNOS for J-series box. I
am wondering if the command provided in KB can completely turns the ES
version JUNOS into non-ES version. Which means make the J-router
forgets there is a concept of "session".

--
Michel~


On Mon, Apr 6, 2009 at 8:02 PM, Tim Eberhard <xmin0s at gmail.com> wrote:
> That KB is to turn Junos-ES into a router device..
>
> the first part:
>            no-syn-check;
>            no-syn-check-in-tunnel;
>            no-sequence-check;
>
> Basically turns off *all* state full tcp. At that point you might as  
> well be
> using stateless acl's.
>
> The next portion is to disable the ALG's (application layer  
> gateways). Again
> if the end goal here is to use this device as a router, I agree with  
> it.
>
> If you're trying to use the security{} options as a firewall then do  
> *not*
> follow that KB.
>
> Good luck,
> -Tim Eberhard
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