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NET-126 Configuration commands for Cisco switches
Port-Security
Command |
Function |
switchport mode access
|
port must be in access mode before port-security can be configured |
switchport port-security
|
enables port security on that interface |
switchport port-security maximum 2
|
sets maximum MAC addresses to 2 |
switchport port-security violation shutdown
|
sets violation mode to shutdown
(shutdown is default) |
switchport port-security mac-address
sticky mac-address
|
specified MAC is made sticky |
switchport port-security mac-address sticky
|
converts all dynamically-learned MACs to sticky |
VLAN Configuration
Short Command |
Full Command |
sw m t
|
switchport mode trunking
|
sw t n v 99
|
switchport trunking native
vlan 99
|
sw t a v 2,10,99
|
switchport trunking access
vlan 2,10,99
|
sw non
|
switchport nonegotiate
|
| |
sw a v 10
|
switchport access vlan 10
|
Spanning Tree Configuration
|
|
Show Commands
Short Command |
Full Command |
What It Displays |
sh port [int f0/5]
|
show port-security
[interface f0/5]
|
secure MACs configured on all (or specified) interface/s |
sh int f0/6 sw
|
show int f0/6
switchport
|
port configuration (mode, trunking, VLANs, etc) |
sh vl br
|
show vlan brief
|
VLAN numbers, names, status, & ports |
sh vl na name
|
show vlan name name
|
VLAN number, status, & ports |
sh vl sum
|
show vlan summary
|
number of existing VLANs
(Doesn't work on PT) |
sh int tru
|
show int trunk
|
trunk ports, native/mgmt VLANs, & allowed VLANs |
show sdm pre
|
sh sdm prefer
|
max # of secure MACs that can be configured |
|
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