[c-nsp] vlan problem on cat4506

[Marko Milivojevic]

Unless you force the port into trunk or access mode, it will use DTP to 
negotiate trunking with the other device. Configure the port with 
"switchport mode access" and your problem will be solved.

Marko.

Gernot Nusshall wrote:
> hello,
> 
> 
> we got a cisco catalyst 4506 with a cat4000-i9k91s-mz.122-25.EWA1.bin 
> image on it.
> the problem is, i put a switchport in access mode but it still seems to 
> trunk:
> 
> ...
> 
> interface FastEthernet3/33
>  description ***
>  switchport access vlan 470
>  spanning-tree bpdufilter enable
> end
> 
> ....
> 
> core4mr300#sh spanning-tree interface f3/33
> 
> Vlan             Role Sts Cost      Prio.Nbr Type                       
> //ON OTHER ACCESS PORTS THERE ARE ONLY STP INSTANCES FOR THE VLAN IT´S IN, 
> PerVLAN Spanning Tree//
> ---------------- ---- --- --------- -------- 
> --------------------------------
> VLAN0001         Desg FWD 19        128.161  P2p
> VLAN0002         Desg FWD 19        128.161  P2p
> VLAN0019         Desg FWD 19        128.161  P2p
> VLAN0021         Desg FWD 19        128.161  P2p
> VLAN0022         Desg FWD 19        128.161  P2p
> VLAN0023         Desg FWD 19        128.161  P2p
> VLAN0030         Desg FWD 19        128.161  P2p
> VLAN0050         Desg FWD 19        128.161  P2p
> VLAN0100         Desg FWD 19        128.161  P2p
> VLAN0102         Desg FWD 19        128.161  P2p
> VLAN0180         Desg FWD 19        128.161  P2p
> VLAN0210         Desg FWD 19        128.161  P2p
> VLAN0220         Desg FWD 19        128.161  P2p
> VLAN0400         Desg FWD 19        128.161  P2p
> VLAN0410         Desg FWD 19        128.161  P2p
> VLAN0420         Desg FWD 19        128.161  P2p
> VLAN0423         Desg FWD 19        128.161  P2p
> VLAN0430         Desg FWD 19        128.161  P2p
> VLAN0440         Desg FWD 19        128.161  P2p
> VLAN0450         Desg FWD 19        128.161  P2p
> VLAN0460         Desg FWD 19        128.161  P2p
> VLAN0475         Desg FWD 19        128.161  P2p
> VLAN0480         Desg FWD 19        128.161  P2p
> VLAN0490         Desg FWD 19        128.161  P2p
> VLAN0500         Desg FWD 19        128.161  P2p
> VLAN0501         Desg FWD 19        128.161  P2p
> VLAN0510         Desg FWD 19        128.161  P2p
> VLAN0520         Desg FWD 19        128.161  P2p
> VLAN0530         Desg FWD 19        128.161  P2p
> VLAN0540         Desg FWD 19        128.161  P2p
> VLAN0600         Desg FWD 19        128.161  P2p
> VLAN0601         Desg FWD 19        128.161  P2p
> VLAN0602         Desg FWD 19        128.161  P2p
> VLAN0603         Desg FWD 19        128.161  P2p
> VLAN0604         Desg FWD 19        128.161  P2p
> VLAN0605         Desg FWD 19        128.161  P2p
> VLAN0665         Desg FWD 19        128.161  P2p
> VLAN0666         Desg FWD 19        128.161  P2p
> 
> ...
> 
> core4mr300#sh vlan
> 
> VLAN Name                             Status    Ports
> 
> 470  **         active    Fa3/18                //NO INTERFACE F3/33 
> !!!!!!!///
> 
> ...
> 
> 
> any idea?
> 
> 
> thx
> 
> gernot
> 
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