From: matijevi@bellsouth.net
Date: Sat Nov 15 2003 - 14:55:58 GMT-3
Hello CCIE2be,
This is documented on Cisco's web site, I also believe it is documented in
Doyle vol1 book. This problem has also been discussed before on Groupstudy,
search the archives and I am sure you can find it. Here is the link on
cisco's website:
http://www.cisco.com/en/US/tech/tk365/tk480/technologies_tech_note09186a0080093f0d.shtml
Sincerely,
Matijevic
----- Original Message -----
From: "ccie2be" <ccie2be@nyc.rr.com>
To: "seonghui" <seonghui@vads.com>; "'Silvio Nunes'"
<silvio_98@hotmail.com>; <ccielab@groupstudy.com>
Sent: Saturday, November 15, 2003 12:37 PM
Subject: Re: OSPF - MTU mismatch
> I've checked the 3550 documentation and didn't see anything regarding the
> need to change MTU for OSPF or any other routing protocol for adjacencies
to
> properly form. Is this problem specific MTU size documented anywhere or
is
> this something that you had best just know.
>
> Thanks
>
> ----- Original Message -----
> From: "seonghui" <seonghui@vads.com>
> To: "'Silvio Nunes'" <silvio_98@hotmail.com>; <ccielab@groupstudy.com>
> Sent: Saturday, November 15, 2003 11:24 AM
> Subject: RE: OSPF - MTU mismatch
>
>
> > global command --> system MTU 1500
> >
> > follow by a reload
> >
> > -----Original Message-----
> > From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of
> > Silvio Nunes
> > Sent: Saturday, November 15, 2003 11:06 PM
> > To: ccielab@groupstudy.com
> > Subject: OSPF - MTU mismatch
> >
> >
> > Group,
> >
> > When I try to establish an relationship between Interface Vlan1 (Cat
3550)
> > and Ethernet0 (R1) in OSPF, the relationship can not be form because the
> MTU
> > is different:
> > Interface Vlan1 - MTU Size 1504 bytes
> > Ethernet 0 - MTU Size 1500 butes
> >
> > When I put the command IP OSPF IGNORE-MTU for each interface, everything
> > works fine.
> >
> > Is there another way to do the same thing ?
> >
> > Considering that there is not the command MTU xx for interface Vlan..
> >
> > Regards,
> >
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