[144782] in North American Network Operators' Group
Re: SDH Fiber Problem
daemon@ATHENA.MIT.EDU (Leigh Porter)
Mon Sep 19 04:09:07 2011
From: Leigh Porter <leigh.porter@ukbroadband.com>
To: jacob miller <mmzinyi@yahoo.com>
Date: Mon, 19 Sep 2011 08:10:13 +0000
In-Reply-To: <1316416954.47830.YahooMailNeo@web39506.mail.mud.yahoo.com>
Cc: "nanog@nanog.org" <nanog@nanog.org>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
What exactly do you mean by meaningful traffic? ICMP from port to port wor=
ks, can you pass TCP? SSH between routers? Establish a TCP session over it=
?
Are you using Juniper SRXs ? :-)
--=20
Leigh Porter
On 19 Sep 2011, at 08:24, "jacob miller" <mmzinyi@yahoo.com> wrote:
> I have tried the pings and am able to ping through with a size of 1600 w=
ith the df-bit set
>=20
> without the df-bit am able to get up to 9000.
>=20
> The switched on bot ends hav been set to allow jumbo frames through and =
the system MTU size and routing MTU sizes are at 1998.
> The switch is a 2960 Cisco switch.
>=20
> I have set the mtu on the interface on the end router to 1600 and still =
unable to push meaningful traffic.
>=20
> Regards,
> jacob Miller
>=20
>=20
>=20
> ----- Original Message -----
> From: Randy Bush <randy@psg.com>
> To: jacob miller <mmzinyi@yahoo.com>
> Cc: "nanog@nanog.org" <nanog@nanog.org>
> Sent: Monday, September 19, 2011 9:55 AM
> Subject: Re: SDH Fiber Problem
>=20
>> I can ping on point to point
>> I have BGP up and running
>> When I try to pass traffic over the link my clients are unable to pass
>> any meanigful traffic asn browsing is impossible.
>=20
> mtu? try various size pings.
>=20
> filters?
>=20
> randy
>=20
>=20
>=20
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