Show Dtp - Cisco Catalyst 3750-X Command Reference Manual

show dtp

show dtp
Use the show dtp privileged EXEC command to display Dynamic Trunking Protocol (DTP) information
for the switch or for a specified interface.
Syntax Description interface
interface-id
Command Modes User EXEC
Command History Release
12.2(53)SE2
Examples This is an example of output from the show dtp command:
Switch# show dtp
Global DTP information
This is an example of output from the show dtp interface command:
Switch# show dtp interface gigabitethernet1/0/1
DTP information for GigabitEthernet1/0/1:
TOS/TAS/TNS:
TOT/TAT/TNT:
Neighbor address 1:
Neighbor address 2:
Hello timer expiration (sec/state):
Access timer expiration (sec/state):
Negotiation timer expiration (sec/state): never/STOPPED
Multidrop timer expiration (sec/state):
FSM state:
# times multi & trunk
Enabled:
In STP:
Statistics
----------
3160 packets received (3160 good)
0 packets dropped
6320 packets output (6320 good)
0 output errors
0 trunk timeouts
1 link ups, last link up on Mon Mar 01 1993, 01:02:29
0 link downs
Catalyst 3750-X and 3560-X Switch Command Reference
2-620
show dtp [interface interface-id]
(Optional) Display port security settings for the specified interface. Valid interfaces
include physical ports (including type, stack member (stacking-capable switches only)
module, and port number).
Modification
This command was introduced.
Sending DTP Hello packets every 30 seconds
Dynamic Trunk timeout is 300 seconds
21 interfaces using DTP
0 nonegotiate, 0 bad version, 0 domain mismatches, 0 bad TLVs, 0 other
3160 native, 3160 software encap isl, 0 isl hardware native
Chapter 2 Catalyst 3750-X and 3560-X Switch Cisco IOS Commands
ACCESS/AUTO/ACCESS
NATIVE/NEGOTIATE/NATIVE
000943A7D081
000000000000
1/RUNNING
never/STOPPED
never/STOPPED
S2:ACCESS
0
yes
no
OL-29704-01