[pptp-server] GRE with cisco IOS IP Plus on version 11.1

[Justin Kreger]

are you trying to make a gre tunnel to/from a cisco router, or are you
trying to have packets pass thru a cisco router?

Justin Kreger, MCP MCSE CCNA
jkreger at earthling.2y.net jwkreger at uncg.edu jkreger at aristotle.wss.net


On Thu, 31 May 2001, Ismandy Ali wrote:

> 
> Hi again guys,
>        Is the type of router (IOS) used  is also effect the use of GRE? I have
> a short discussion with my friends that he told me there is such possibility
> that  the router doesn't accept the type of GRE that ie being used. I am using
> router  with version IOS IP Plus on version 11.1
> 
> Sounds weird to me, but this question sis to make sure. this is an excerpt
> from  ciscom page:
> ------------
> GRE is a tunneling protocol developed by Cisco that can encapsulate a wide
> variety of protocol packet types inside IP tunnels, creating a virtual
> point-to-point link to Cisco routers at remote points over an IP internetwork.
> By connecting multiprotocol subnetworks in a single-protocol backbone
> environment, IP tunneling using GRE allows network expansion across a
> single-protocol backbone environment. In order to run GRE, the particular
> Cisco router must run the IOS with IPSec and version 12.1 onwards.
> --------------
> 
> But I believe that this is true if I am running IPSEC, but still not sure.
> somebody , have any idea?
> 
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