Ios: Difference between revisions
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=Information about Cisco ios= | =Information about Cisco ios= | ||
==login== | |||
First mode is called "privileged mode" | |||
==disable paging== | ==disable paging== | ||
terminal length 0 | terminal length 0 | ||
terminal pager 0 | |||
==Show information about switch== | ==Show information about switch== | ||
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show vlan brief | show vlan brief | ||
==show info about port== | ==show info about port== | ||
sh int Gi1/0/16 switchport | |||
sh int Gi4/0/16 switchport | sh int Gi4/0/16 switchport | ||
==show arp cache== | ==show arp cache== | ||
sh ip arp | sh ip arp | ||
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for a vlan | for a vlan | ||
sh mac address-table vlan 105 | sh mac address-table vlan 105 | ||
==clean mac cache== | |||
clear mac address-table dynamic | |||
==grep== | ==grep== | ||
search for string | search for string | ||
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exclude string | exclude string | ||
| -e string | | -e string | ||
==access port good example== | |||
se2-l2-sw01#show run int gig 1/0/15 | |||
Building configuration... | |||
Current configuration : 115 bytes | |||
! | |||
interface GigabitEthernet1/0/15 | |||
switchport access vlan 105 | |||
switchport mode access | |||
spanning-tree portfast | |||
end | |||
==nat== | |||
ip nat service gatekeeper | |||
no ip nat service gatekeeper | |||
=show running static= | |||
Show static mapping. | |||
=show routes= | |||
show route # asa | |||
show ip route # ios | |||
=config changes= | |||
config terminal | |||
=show ip addresses= | |||
show ip # asa | |||
sh ip interface brief # ios | |||
=show version= | |||
show version | |||
=ASP drops= | |||
Accelerated Security Path (ASP) This command gives an overview of packets that the ASA drops with a reason. Let’s have a look: | |||
show asp drop | |||
clear asp drop | |||
=look at drops= | |||
capture ASP_DROPS type asp-drop acl-drop | |||
show capture ASP_DROPS | |||
Latest revision as of 14:32, 31 October 2023
Information about Cisco ios
login
First mode is called "privileged mode"
disable paging
terminal length 0 terminal pager 0
Show information about switch
show stack
Which switches belong to switch stack.
show switch
How can we tell the stackwise cables were properly inserted?
show switch stack-ring speed
List ports
show ip int brief
show vlan information
show vlan brief
show info about port
sh int Gi1/0/16 switchport sh int Gi4/0/16 switchport
show arp cache
sh ip arp
show arp and grep for
sh ip arp | i e0db.5514.25e4
show mac addresses
show mac-address-table
or
show mac address-table
for a vlan
sh mac address-table vlan 105
clean mac cache
clear mac address-table dynamic
grep
search for string
| i string
exclude string
| -e string
access port good example
se2-l2-sw01#show run int gig 1/0/15 Building configuration... Current configuration : 115 bytes ! interface GigabitEthernet1/0/15 switchport access vlan 105 switchport mode access spanning-tree portfast end
nat
ip nat service gatekeeper no ip nat service gatekeeper
show running static
Show static mapping.
show routes
show route # asa show ip route # ios
config changes
config terminal
show ip addresses
show ip # asa sh ip interface brief # ios
show version
show version
ASP drops
Accelerated Security Path (ASP) This command gives an overview of packets that the ASA drops with a reason. Let’s have a look:
show asp drop clear asp drop
look at drops
capture ASP_DROPS type asp-drop acl-drop show capture ASP_DROPS