[c-nsp] VLAN and switch and ?

[Deric Kwok]

Hi

I only have l2tp configuration in linux router. Here is below.

Pls note that i don't know Jeff suggestion how L2tp works out in your
network
it looks like his suggestion is same as L2tp so that I post to ask him

I only know this l2tp worked in my setting before when doing in DSL

HTH

!
interface Ethernet0
 no ip address
 speed 1000
 duplex full
!
interface Ethernet0.120
 description vlan120
 ip address 10.0.0.6 255.255.255.252
!
interface Ethernet0.130
 description vlan130
 ip address 10.0.0.74 255.255.255.252
!
interface Ethernet0.140
 description vlan140
 ip address 10.0.0.54 255.255.255.252
!
!
interface Tunnel1
 description vlan120
 tunnel mode l2tp
 tunnel peer name xxxx
 tunnel local name deric
 tunnel key kwok
 tunnel virtual-template 1
!
interface Tunnel2
 description vlan130
 tunnel mode l2tp
 tunnel peer name xxxx
 tunnel local name deric
 tunnel key kwok
 tunnel virtual-template 1
!
interface Tunnel3
 description vlan140
 tunnel mode l2tp
 tunnel peer name xxxx
 tunnel local name deric
 tunnel key kwok
 tunnel virtual-template 1
!



On Wed, Mar 4, 2009 at 4:48 PM, Charles Regan <charles.regan at gmail.com>wrote:

> There's now way my switch will support L2TP.
>
> How would you setup VLAN in this setup.
>
> ISP needs to pass all his vlan (switchport mode trunk)
> I don't want ISP to have access to my network ... (swictchport access
> vlan 500, on both end ?)
> I want Internet acces from this ISP from his BackHaul1.  (switchport
> access vlan 500, on my gateway router ?)
>
>
>
>  On Wed, Mar 4, 2009 at 5:48 PM, Charles Regan <charles.regan at gmail.com>
> wrote:
> > On Wed, Mar 4, 2009 at 5:47 PM, Charles Regan <charles.regan at gmail.com>
> wrote:
> >> There's now way my switch will support L2TP.
> >>
> >> How would you setup VLAN in this setup.
> >>
> >> ISP needs to pass all his vlan (switchport mode trunk)
> >> I don't want ISP to have access to my network ... (swictchport access
> >> vlan 500, on both end ?)
> >> I want Internet acces from this ISP from his BackHaul1.  (switchport
> >> access vlan 500, on my gateway router ?)
> >>
> >>
> >>
> >> On Wed, Mar 4, 2009 at 5:44 PM, Deric Kwok <deric.kwok2000 at gmail.com>
> wrote:
> >>> look like L2TP.
> >>>
> >>> Can I know why use it intead of typically vlan?
> >>>
> >>> Thank you
> >>>
> >>> On Wed, Mar 4, 2009 at 10:14 AM, Jeff Fitzwater <jfitz at princeton.edu>
> wrote:
> >>>>
> >>>> Look at layer 2 tunneling for your switches.  You would assign tunnel
> vlan
> >>>> ID and ISP would send tagged traffic into tunnel (Q in Q) and traffic
> would
> >>>> exit tunnel where ever needed.   When you assign a port as a tunnel
> port, it
> >>>> becomes a tunnel-input and tunnel-output.   You can have as many
> tunnel
> >>>> ports as you need.  The ISP can now send what ever VLANs they want and
> you
> >>>> do not need to change anything.
> >>>> Read the doc and be aware of oversized packet handling within tunnel
> >>>> switches.
> >>>>
> >>>>
> >>>> Jeff Fitzwater
> >>>> OIT Network Systems
> >>>> Princeton University
> >>>>
> >>>> On Mar 4, 2009, at 9:46 AM, Charles Regan wrote:
> >>>>
> >>>>> Good Morning,
> >>>>>
> >>>>> I'll try to explain what I want to do... We are LOCAL NETWORK in this
> >>>>> graphic.
> >>>>> The ISP wants to use our fiber link to connect to his wireless
> customer.
> >>>>> We also want internet access from his Wireless Backhaul1.
> >>>>> ISP also use VLAN on his customer subscriber modules.
> >>>>>
> >>>>> How would you configure 2924 Switch and 2960 Switch, so that
> >>>>> everything is transparent from my side and his side ?
> >>>>> I don't want him to call me to add a new VLAN on our switch.
> >>>>>
> >>>>>
> >>>>> ISP ---Wireless BackHaul1 -- 2924 Switch ---- FIBER ---- 2960 Switch
> >>>>> ---- Wireless Backhaul2 ---- Access Point ---- Wireless subscriber
> >>>>> modules
> >>>>>                                           |
> >>>>>            |
> >>>>>                                           |
> >>>>>            |
> >>>>>                                           |
> >>>>>            |
> >>>>>                                           |
> >>>>>            |
> >>>>>                                           |
> >>>>>            |
> >>>>>                            LOCAL NETWORK            LOCAL NETWORK
> >>>>>
> >>>>>
> >>>>> Will something like this work ?
> >>>>> switchport access vlan 500
> >>>>> switchport trunk encapsulation dot1q
> >>>>> switchport mode trunk
> >>>>> _______________________________________________
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> >>>>
> >>>> _______________________________________________
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> >>>
> >>>
> >>
> >
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