Why Can't I Browse the Internet when Using a GRE Tunnel

2000-11-27 Thread ¹Ú¼ºÃ¶

Hi! Guy...
I had happend problems about GRE Tunnel.
I constructed VPN GRE Tunnel.
At access router, Ping test were success with Web Servers.
But User couldn't access Web Server.
Example, www.naver.com,  www.yahoo.co.kr,  www.unitel.co.kr
But I red Cisco Document, name as, "Why Can't I Browse the Internet when
Using a GRE Tunnel.(http://www.cisco.com/warp/public/105/56.html)
", I failed to get a solution which resolve this problem and I did know
accurate meaning of that document.
So, if somebody knows solution about this kind of problem,
I will so thank you, send me the solution.
Thanks.


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RE: Why Can't I Browse the Internet when Using a GRE Tunnel

2000-11-27 Thread Aaron K. Dixon

Is this for a lab environment or a live environment.  In a live environment
I've ran into several issues with GRE tunnels that shouldn't appear in a
lab.

One...depending on your link speed you maybe having bandwidth issues because
all users behind a gre tunnel are seen as one flow for WFQ which is the
default queuing method.

Two...you maybe having an issue with mtu and fragmentation with the added
overhead of GRE.

Please let us know more about the environment that this resides in.

Regards,
Aaron K. Dixon

-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of
¹Ú¼ºÃ¶
Sent: Monday, November 27, 2000 1:46 AM
To: [EMAIL PROTECTED]
Subject: Why Can't I Browse the Internet when Using a GRE Tunnel


Hi! Guy...
I had happend problems about GRE Tunnel.
I constructed VPN GRE Tunnel.
At access router, Ping test were success with Web Servers.
But User couldn't access Web Server.
Example, www.naver.com,  www.yahoo.co.kr,  www.unitel.co.kr
But I red Cisco Document, name as, "Why Can't I Browse the Internet when
Using a GRE Tunnel.(http://www.cisco.com/warp/public/105/56.html)
", I failed to get a solution which resolve this problem and I did know
accurate meaning of that document.
So, if somebody knows solution about this kind of problem,
I will so thank you, send me the solution.
Thanks.


_
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http://www.groupstudy.com/list/cisco.html
Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]

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Re: Why Can't I Browse the Internet when Using a GRE Tunnel

2000-11-27 Thread ¹Ú¼ºÃ¶

Thanks for your responding...
That was a real network.
Because I had faild to got particular alternatives,
the Users cann't get Internet Service for several Web site.
I think the problem maybe having an issue with mtu and fragmentation .
So, How about that we approach the problem at that Point ?
And more detailed environment is following.

User--Router1--GRE Tunnel--Router2--(internet)-- Web Server
   C1730   several Router  C7000

Thanks.


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Re: Why Can't I Browse the Internet when Using a GRE Tunnel

2000-11-28 Thread Brian

On Tue, 28 Nov 2000, ¹Ú¼ºÃ¶ wrote:

> Thanks for your responding...
> That was a real network.
> Because I had faild to got particular alternatives,
> the Users cann't get Internet Service for several Web site.
> I think the problem maybe having an issue with mtu and fragmentation .
> So, How about that we approach the problem at that Point ?
> And more detailed environment is following.
>
> User--Router1--GRE Tunnel--Router2--(internet)-- Web Server
>C1730   several Router  C7000
>

This is very common.

http://www.cisco.com/warp/public/105/56.html

Brian



> Thanks.
>
>
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---
Brian Feeny, CCNP, CCDP   [EMAIL PROTECTED]
Network Administrator
ShreveNet Inc. (ASN 11881)

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Re: Why Can't I Browse the Internet when Using a GRE Tunnel

2000-11-28 Thread ¹Ú¼ºÃ¶

Thanks for your reponding.
but the solutions said in cisco documents were impossible to adapt for real
network situations.
So, if you have another solutions , I will thank you.
thanks.


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Re: Why Can't I Browse the Internet when Using a GRE Tunnel

2000-11-28 Thread Brian

On Wed, 29 Nov 2000, ¹Ú¼ºÃ¶ wrote:

> Thanks for your reponding.
> but the solutions said in cisco documents were impossible to adapt for real
> network situations.
> So, if you have another solutions , I will thank you.
> thanks.

Nope, that cisco tech note pretty much explains your problem and the
solution...so unless you're a jedi knight

Brian


>
>
> _
> FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html
> Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
>

---
Brian Feeny, CCNP, CCDP   [EMAIL PROTECTED]
Network Administrator
ShreveNet Inc. (ASN 11881)

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Re: Why Can't I Browse the Internet when Using a GRE Tunnel

2000-11-29 Thread rejected mail


-Original Message-
From: Brian <[EMAIL PROTECTED]>
To: ¹Ú¼ºÃ¶ <[EMAIL PROTECTED]>
Cc: [EMAIL PROTECTED] <[EMAIL PROTECTED]>
Date: Wednesday, November 29, 2000 5:06 AM
Subject: Re: Why Can't I Browse the Internet when Using a GRE Tunnel


On Wed, 29 Nov 2000, ¹Ú¼ºÃ¶ wrote:

> Thanks for your reponding.
> but the solutions said in cisco documents were impossible to adapt for
real
> network situations.
> So, if you have another solutions , I will thank you.
> thanks.

Nope, that cisco tech note pretty much explains your problem and the
solution...so unless you're a jedi knight

Brian


>
>
> _
> FAQ, list archives, and subscription info:
http://www.groupstudy.com/list/cisco.html
> Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
>

---
Brian Feeny, CCNP, CCDP   [EMAIL PROTECTED]
Network Administrator
ShreveNet Inc. (ASN 11881)

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