they all use the TACLANES as gateways.. the 4507 are not trunked and the taclanes are assigned through access ports... I think it would be a different story if I had routers involved...
v/r cedric ________________________________ From: Bryan Bartik <[email protected]> To: Cedric King <[email protected]> Sent: Thursday, July 16, 2009 10:09:35 PM Subject: Re: [OSL | CCIE_RS] GRE Tunnels and Trunking Interesting...you say layer 2 all the way...are the 4507's trunked? Or do they use the TACLANE as a gateway? On Thu, Jul 16, 2009 at 7:40 PM, Cedric King <[email protected]> wrote: Bryan.. > >Its a flat layer 2 network with all access switches... I'm upgrading this >network to have layer 3 functions to support 2500 users who are all currently >using vlan 1 ( not allowed on a dod infrastructure).. > >I've configured a core switch (4507) which houses all the vlan.. and now I >want to propagate the newly configured vlans to the edge devices... setup is >as follows: > >(vlans-4507-core switch with 32 vlans) ---> Master TACLANE-----> user access >TACLANE ----> 4507 (vlan 1& users)... the entire infrastructure was built this >way.. > >I've tried gre tunnels... but its a no go... > >I've tried L2PT ... its a no go... > >Requirement that I would like to meet if possible is to some how get the 32 >vlans to all edge devices. > >Who ever built the network did not plan for growth and the personnel on the >ground here does not want to spend the extra money or purchase extra equipment >for us to redesign. > >Cedric > > > > > ________________________________ From: Bryan Bartik <[email protected]> > >To: Cedric King <[email protected]> >Cc: Rodney Jackson <[email protected]>; [email protected] >Sent: Thursday, July 16, 2009 6:22:47 PM > >Subject: Re: [OSL | CCIE_RS] GRE Tunnels and Trunking > > >Cedric, > >I am kind of confused about the topology. Can you explain better what the >requirements area? Is the interface between the 4507's and the TACLANES L3 or >L2? Is it > >vlans---> 4507 ---> TACLANE -----> TACLANE ----> 4507 ----> vlans > >And the vlan networks need to communicate via layer 2? > > >On Thu, Jul 16, 2009 at 1:30 PM, Cedric King <[email protected]> wrote: > >Yes.... >> >>Cedric >> >> >> >> ________________________________ From: Rodney Jackson <[email protected]> >>To: Cedric King <[email protected]> >>Sent: Thursday, July 16, 2009 3:14:54 PM >> >>Subject: Re: [OSL | CCIE_RS] GRE Tunnels and Trunking >> >> >> >>Are you talking vtp >>Sent from my iPhone >> >>On Jul 16, 2009, at 12:25, Cedric King <[email protected]> wrote: >> >> >>Thanks Rodney, >>> >>>But I'm trying to propagate vlans from the Core switch to the edge >>>switches... Does anyone think that L2tp would work? >>> >>> >>> >>> ________________________________ From: Rodney Jackson <[email protected]> >>>To: Cedric King <[email protected]> >>>Cc: "[email protected]" <[email protected]> >>>Sent: Thursday, July 16, 2009 10:05:41 AM >>>Subject: Re: [OSL | CCIE_RS] GRE Tunnels and Trunking >>> >>> >>>If trying to SPAN across routed links then you must use ERSPAN. >>> >>>Sent from my iPhone >>> >>>On Jul 16, 2009, at 8:02, Cedric King <[email protected]> wrote: >>> >>> >>>Hi All, >>>> >>>>I've been researching this issue some some time now and wanted to get some >>>>inputs.. >>>> >>>>Equipment involved: >>>> >>>>(x2) Cisco Catalyst 4507R-E ( running Enterprise services-K9) >>>> >>>>The devices are 6 miles apart and are encrypted via KG175-D Taclanes that >>>>act as layer 3 devices... This issue what I'm trying to solve: How can I >>>>span vlans from the Core Switch to the access area when the Taclane is >>>>denying that from happening and does not trunk? >>>> >>>>I created a gre tunnel from end - end and have reach-ability..... I think >>>>that answer is that can not be done but I'm asking the experts: Is it >>>>possible to trunk vlan information through this logical interface? >>>> >>>>Cedric >>>> >>>>(any inputs would be greatly appreciated) >>>> >>>_______________________________________________ >>>>For more information regarding industry leading CCIE Lab training, please >>>>visit www.ipexpert.com >>>> >>> >> >>_______________________________________________ >>For more information regarding industry leading CCIE Lab training, please >>visit www.ipexpert.com >> >> > > >-- >Bryan Bartik >CCIE #23707 (R&S), CCNP >Sr. Support Engineer - IPexpert, Inc. >URL: http://www.IPexpert.com > > -- Bryan Bartik CCIE #23707 (R&S), CCNP Sr. Support Engineer - IPexpert, Inc. URL: http://www.IPexpert.com
_______________________________________________ For more information regarding industry leading CCIE Lab training, please visit www.ipexpert.com
