Re: [opennhrp-devel] Failed to Register with Cisco Router

[Timo T. <tim...@ik...>]

Hi,

On 12/20/2010 02:19 AM, Alex Brown wrote:
> First of all, thank you for this great software.
> 
> I need help with getting opennhrp working with a Cisco 877W router.  
> I've followed the howto at 
> http://patrickpreuss.wordpress.com/2009/02/14/dmvpn-with-linux/ and I 
> still need some help.  I think the issue may be that I'm using kernel 
> 2.6.18-194.8.1 but I'm not exactly sure because I don't know if this 
> kernel has ip_gre patched to support sending and receiving using NBMA 
> address.  CONFIG_ARPD and CONFIG_NET_IPGRE are turned on in the kernel.

2.6.18 kernel is way too old. Read the README, it says that you need
*minimum* of 2.6.24 unless you patch and compile yourself. But it is
strongly encouraged to use 2.6.35 or later due to various performance
and stability improvements related to kernel network/ipsec stack.

- Timo