Re: show commands to verify BPDU

From: James Ventre (messageboard@ventrefamily.com)
Date: Thu Jan 26 2006 - 18:36:56 GMT-3


sh dtp interface gi0/1

DTP information for GigabitEthernet0/1:
  TOS/TAS/TNS: TRUNK/DESIRABLE/TRUNK
  TOT/TAT/TNT: 802.1Q/802.1Q/802.1Q
  Neighbor address 1: 000F8F3F506F
  Neighbor address 2: 000000000000
  Hello timer expiration (sec/state): 6/RUNNING
  Access timer expiration (sec/state): 287/RUNNING
  Negotiation timer expiration (sec/state): never/STOPPED
  Multidrop timer expiration (sec/state): never/STOPPED
  FSM state: S6:TRUNK
  # times multi & trunk 0
  Enabled: yes
  In STP: no

  Statistics
  ----------
  738090 packets received (738090 good)
  0 packets dropped
      0 nonegotiate, 0 bad version, 0 domain mismatches,
      0 bad TLVs, 0 bad TAS, 0 bad TAT, 0 bad TOT, 0 other
  739765 packets output (739765 good)
      739762 native, 3 software encap isl, 0 isl hardware native
  0 output errors
  0 trunk timeouts
  4 link ups, last link up on Sat May 14 2005, 19:36:13
  3 link downs, last link down on Sat May 14 2005, 19:36:06

san wrote:
> Hi,
>
>
> Would like to know if "BPDU" & VTP travel over "access Trunk". Is
> there a command to verify it ?
>
> sh inter fas0/2 switchport => doesnt show useful information.
>
> 3550-switch#show inter fas0/1 switchport
> Name: Fa0/1
> Switchport: Enabled
> Administrative Mode: dynamic desirable
> Operational Mode: static access
> Administrative Trunking Encapsulation: negotiate
> Operational Trunking Encapsulation: native
> Negotiation of Trunking: On
> Access Mode VLAN: 1 (default)
> Trunking Native Mode VLAN: 1 (default)
> Administrative Native VLAN tagging: enabled
> Voice VLAN: none
> Administrative private-vlan host-association: none
> Administrative private-vlan mapping: none
> Administrative private-vlan trunk native VLAN: none
> Administrative private-vlan trunk Native VLAN tagging: enabled
> Administrative private-vlan trunk encapsulation: dot1q
> Administrative private-vlan trunk normal VLANs: none
> Administrative private-vlan trunk private VLANs: none
> Operational private-vlan: none
> Trunking VLANs Enabled: ALL
> Pruning VLANs Enabled: 2-1001
> Capture Mode Disabled
> Capture VLANs Allowed: ALL
>
> Protected: false
> Unknown unicast blocked: disabled
> Unknown multicast blocked: disabled
> Appliance trust: none
>
>
> Thanks
> SAN
>
> _______________________________________________________________________
> Subscription information may be found at:
> http://www.groupstudy.com/list/CCIELab.html



This archive was generated by hypermail 2.1.4 : Wed Feb 01 2006 - 07:45:50 GMT-3