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Connectivity to Brazil



Isabel - I am a network engineer working for a small financial firm outside Philadelphia.  

Can you offer any insight?


On Feb 1, 2011, at 9:10 AM, isabel dias <isabeldias1 at yahoo.com> wrote:

> who are you?
> 
> From: Steve Danelli <the76posse at gmail.com>
> To: "nanog at nanog.org" <nanog at nanog.org>
> Sent: Tue, February 1, 2011 1:54:47 PM
> Subject: Connectivity to Brazil
> 
> Hello all!!!  First post here  
> 
> Some carrier, somewhere between us and the service provider is selectively dropping the IKE packets originating from our VPN gateway and destined for our Brazil gateway. Other traffic is able to pass, as are the IKE packets coming back from Brazil to us. This is effectively preventing us from establishing the IPSEC tunnel between our gateways.
> 
> Also something else is awry, for two given hosts on the same subnet (x.y.z.52 and x.y.z.53), they take two wildly divergent paths:
> 
> 
> For dest  x.y.x.52
> 
>   16 ms    3 ms    3 ms  xe-2-3-0.cr1.lga5.us.above.net [64.125.31.34]
>   2 ms    2 ms    2 ms  xe-0-1-0.er1.lga5.us.above.net [64.125.27.61]
>   12 ms    3 ms    13 ms  e2-4-10000m.ar9.nyc1.gblx.net [208.178.58.197]
>   117 ms  118 ms  118 ms  te3-4-10g.asr1.gru1.gblx.net [67.16.142.238]
>   136 ms  137 ms  136 ms  ctbc-multimidia-data-net-s-a.gigabitethernet1-2.ar5.gru1.gblx.net [207.138.94.102]
>   157 ms  136 ms  138 ms  xe-3-2-0-0.core-b.ula001.ctbc.com.br [201.48.44.165]
>   132 ms  132 ms  141 ms  ge-3-0-0-0.core-b.spo511.ctbc.com.br [201.48.44.14]
>   135 ms  133 ms  134 ms  ae1-0.edge-a.spo511.ctbc.com.br [201.48.44.93]
> 
> 
> For dest  x.y.x.53
> 
>   3 ms    2 ms    3 ms  xe-2-3-0.cr1.lga5.us.above.net [64.125.31.34]
>   2 ms    2 ms    2 ms  xe-1-1-0.er1.lga5.us.above.net [64.125.26.162]
>   19 ms    3 ms    12 ms  e2-4-10000m.ar9.nyc1.gblx.net [208.178.58.197]
>   117 ms  117 ms  117 ms  te3-4-10g.asr1.gru1.gblx.net [67.16.142.238]
>   117 ms  117 ms  118 ms  64.209.106.170
>   118 ms  118 ms  118 ms  ae1-0.edge-a.spo511.ctbc.com.br [201.48.44.93]
> 
> Anyone have any insight on to what may be occurring?
> 
> 
> 
> Sent from my iPhone
>