If it's still not working, try capturing traffic from the Dell switches with Wireshark and then send traffic from the Cisco switch and also capture that. Compare the frames and check that the salient parts line up - e.g. Ethertype.
Jonathon -----Original Message----- From: Peter Ehiwe [mailto:petereh...@gmail.com] Sent: Wednesday, 7 March 2012 5:40 a.m. To: Alan Bryant Cc: nanog@nanog.org Subject: Re: VLAN Troubles yep , verify how dell tags the vlans , it may use a proprietory tagging method for the trunk. On Tue, Mar 6, 2012 at 5:36 PM, Alan Bryant <a...@alanbryant.com> wrote: > Thank you for the suggestions, unfortunately none of them are working. > > I have tried with the uplink in general & trunk mode. I have allowed > all vlans and allowed only the specific vlans I am using tagged and > untagged, but it is still not passing vlan 12. > > -- Warm Regards Peter(CCIE 23782). This email and attachments: are confidential; may be protected by privilege and copyright; if received in error may not be used, copied, or kept; are not guaranteed to be virus-free; may not express the views of Kordia(R); do not designate an information system; and do not give rise to any liability for Kordia(R).
