思科6509
CODE: interface GigabitEthernet3/1
no ip address
speed nonegotiate
switchport
switchport trunk encapsulation dot1q
switchport mode trunk
华为s5700
CODE: interface GigabitEthernet0/0/21
description cisco6509
port link-type trunk
undo port trunk allow-pass vlan 1
port trunk allow-pass vlan 2 to 4094
ntdp enable
ndp enable
bpdu enable |