CCNP Commands Flashcards

1
Q

BGP | Enters address family configuration mode to configure a BGP session using standard IPv6 address prefixes. Use this command in router configuration mode.

A

address-family{ipv4|ipv6}

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2
Q

BGP | Clears all BGP sessions. Use this command in privileged exec mode.Do notuse this command on a live production network.

A

clear ip bgp *

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3
Q

BGP | Enables BGP event debugging.

A

debug ip bgp events

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4
Q

BGP | Resets the IPv6 BGP session for all IPv6 unicast address prefixes.

A

clear ip bgp ipv6 unicast *

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5
Q

BGP | Displays debugging messages for IPv6 BGP update packets for IPv6 unicast address prefixes.

A

debug ip bgp ipv6 unicast updates

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6
Q

BGP | Enables the BGP update debugging option.

A

debug ip bgp updates

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7
Q

BGP | Enables the information exchange with a specified BGP neighbor. Use this command in address family or BGP router configuration mode.

A

neighbor{ip-address|peer-group-name}activate

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8
Q

BGP | Specifies a BGP neighbor. Enter this command in BGP router configuration mode.

A

neighbor{ip-address|peer-group-name}remote-asas-number

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9
Q

BGP | Enables a BGP routing process, which places the router in router configuration mode. Issue this command in global configuration mode.

A

router bgpasn-number

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10
Q

BGP | Displays the entries in the BGP routing table.

A

show ip bgp

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11
Q

BGP | Displays the BGP routing table.

A

show ip bgp[ipv4|ipv6]unicast

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12
Q

BGP | Displays the summary of entries in the BGP routing table.

A

show{ip} bgp[ipv4|ipv6]unicast summary

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13
Q

BGP | Displays information about BGP connections to neighbors.

A

show ip bgp neighbors

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14
Q

BGP | Displays prefixes that are being advertised to the specified BGP neighbor.

A

show ip bgp neighborip-addressadvertised-routes

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15
Q

BGP | Displays prefixes that are received from the specified BGP neighbor.

A

show ip bgp neighborip-addressreceived-routes

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16
Q

BGP | Displays the status of all BGP connections.

A

show ip bgp summary

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17
Q

DHCP | Deletes an automatic address binding from the DHCP server database.

A

clear ip dhcp binding{ip-address|*}

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18
Q

DHCP | Enables DHCP client activities debugging and displays the DHCP packets status.

A

debug dhcp

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19
Q

DHCP | Enables DHCP server debugging for reporting server events, such as address assignments, lease expirations, etc.

A

debug ip dhcp server events

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20
Q

DHCP | Enables DHCP server debugging for decoding DHCP receptions and transmissions.

A

debug ip dhcp server packet

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21
Q

DHCP | Configures the DNS server address that is then forwarded to the DHCP clients in the DHCP pool. Use this command in DHCP pool configuration mode.

A

dns-serverip-address

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22
Q

DHCP | Configures the interface to acquire an IP address from DHCP. Use this command in interface configuration mode.

A

ip address dhcp

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23
Q

DHCP | Enters DHCP pool configuration mode.

A

ip dhcp poolpool-name

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24
Q

DHCP | Enables DHCP snooping globally. Enter the command in global configuration mode.

A

ip dhcp snooping

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25
DHCP | Marks the port as trusted for the DHCP snooping process. If DHCP snooping is enabled, and if you do not mark the port as trusted, then DHCP messages will not be allowed on the port. Use this command in interface configuration mode.
ip dhcp snooping trust
26
Enables DHCP snooping for a specified VLAN. Enter the command in global configuration mode. You need to also configure DHCP snooping globally in order to make per-VLAN DHCP snooping work.
ip dhcp snooping vlan vlan
27
DHCP | Enables the DHCP broadcast to be forwarded as unicast to the configured DHCP server. Use this command in interface configuration mode.
ip helper-address ip-address
28
DHCP | Releases a DHCP lease for the specified interface and deconfigures the IP address for the interface. Enter this command in privileged EXEC mode.
release dhcp interface slot/number
29
DHCP | Forces the renewal or rebinds of the lease for the specified interface. Enter the command in privileged EXEC mode.
renew dhcp interface slot/number
30
DHCP | Displays address assignment bindings on a DHCP server.
show ip dhcp binding
31
DHCP | Displays address conflicts that are found by a DHCP server.
show ip dhcp conflict
32
DHCP | Shows the DHCP snooping configuration
show ip dhcp snooping
33
EIGRP | Starts the EIGRP instance for the named EIGRP configuration. Use this command in the named EIGRP configuration mode.
address-family ipv4 unicast autonomous-system as-number
34
EIGRP | Restores the default behavior of automatic summarization of subnet routes into network-level routes. Use this command in router EIGRP configuration mode.
auto-summary
35
EIGRP | Enables EIGRP packet debugging.
debug eigrp packets
36
EIGRP | Enables EIGRP debugging.
debug [ip | ipv6] eigrp
37
EIGRP | Configures the default metric for the EIGRP process. The bandwidth is the minimum bandwidth of the route in kilobytes per second. It can be from 1 to 4,294,967,295. Delay is route delay in tens of microseconds. It can be 1 or any positive number that is a multiple of 39.1 nanoseconds. Reliability is the likelihood of successful packet transmission that is expressed as a number from 0 through 255. The value 255 means 100 percent reliability; the value 0 means no reliability. Loading is the effective bandwidth of the route that is expressed as a number from 1 to 255 (255 is 100 percent loading). MTU is the smallest allowed value for the MTU, which is expressed in bytes. It can be from 1 to 65,535.
default-metric bandwidth delay reliability loading mtu
38
EIGRP | Configures a remote router as an EIGRP stub router. Additional parameters configure which types of routes should be advertised. Use this command in router EIGRP configuration mode.
eigrp stub [receive-only | connected | static | summary | redistributed]
39
EIGRP | Summarizes EIGRP advertisements. Use command in interface configuration mode.
ip summary-address eigrp as-number ip-address subnet-mask
40
EIGRP | Indirectly activates interfaces to be part of EIGRP routing process. Use this command in router EIGRP configuration mode.
network network [wildcard]
41
EIGRP | Configures the EIGRP process with a specified AS number or virtual-instance name. AS number is used as a tag for routing information, and it must match between routers in order for them to become EIGRP neighbors.
router eigrp {as-number | name}
42
EIGRP | Displays the EIGRP event log.
show [ip | ipv6] eigrp [as-number] events
43
EIGRP | Displays information about interfaces that are configured for the EIGRP.
show [ip | ipv6] eigrp interfaces
44
EIGRP | Displays neighbors that are discovered by the EIGRP
show [ip | ipv6] eigrp neighbors
45
EIGRP | Shows the detailed status of EIGRP adjacencies.
show [ip | ipv6] eigrp neighborsdetail
46
EIGRP | Displays EIGRP topology table entries.
show [ip | ipv6] eigrp topology
47
EIGRP | Configures an EIGRP process to route IP traffic under the specified topology instance. Use this command in address-family configuration mode.
topology base
48
EtherChannel | Assigns and configures an EtherChannel interface to an EtherChannel group. Use this command in interface or interface-range configuration mode.
channel-group channel-group-number mode [active | on | auto| passive | desirable]
49
EtherChannel | Displays EtherChannel summary information per channel group.
show etherchannel summary
50
EtherChannel | Displays detailed EtherChannel information for specified group.
show etherchannel channel-groupdetail
51
General | Enables CDP on the interface. Use this command in interface configuration mode. By default on Cisco devices, CDP is enabled on all interfaces.
cdp enable
52
General | Enables CDP on the device, thus enabling it on all interfaces. Use this command in global configuration mode. On Cisco devices, CDP is enabled by default.
cdp run
53
General | Clears mapping for a specified IP address from the ARP table. Use this command in privileged EXEC mode.
clear ip arp ip-address
54
General | Uses the Contextual Configuration Diff utility to apply the difference from the source file configuration to the running configuration immediately or at a given time.
configure replace source-file{nolock | list | force | ignorecase | time minutes | revert trigger}
55
General | Enters global configuration mode.
configure terminal
56
General | Merges the configurations and preserves all the commands from both the source file and the current running configuration.
copy source-file running-config
57
General | Saves the current configuration to the startup configuration. After router reloads, the current configuration will still be there.
copy running-config startup-config
58
General | Displays information on ICMP transactions.
debug ip icmp
59
General | Enters privileged EXEC mode.
enable
60
General | Moves you from any configuration submode back into privileged EXEC mode.
end
61
General | Exits current configuration (sub)mode.
exit
62
General | Enters interface configuration mode for the specified interface.
interface interface slot/number
63
General | Enters interface configuration mode for the specified range of interfaces.
interface range interface slot/number - number
64
General | Configures an interface with the specified IP address. Use command in interface configuration mode.
ip address ip-address subnet-mask
65
General | Defines an IP address that is used as the default gateway for the device.
ip default-gateway ip-address
66
General | Defines an IP address that is used as the default network for the device.
ip default-network ip-address
67
General | Defines an IP address of one or more name servers.
ip name-server ip-address {ip-address, ...}
68
General | Enables IPv6 on the interface. Use this command in interface configuration mode.
ipv6 enable
69
General | Performs an ICMP connectivity test to the specified IPv4 or IPv6 address. Optionally, you can specify an interface that ping uses for the source IP address.
ping ip-address {source [ip-address | interface slot/number]}
70
General | Schedules a reload of the software to take effect in specified time.
reload [in | at] [hh:mm] {reload-reason}
71
General | Displays ARP information.
show arp
72
General | Displays information about neighboring devices discovered using CDP.
show cdp neighbors
73
General | Displays Layer 1 and 2 properties of the specified interface.
show interface interface slot/number
74
General | Displays configured descriptions on interfaces.
show interfaces description
75
General | Displays error-disabled interfaces.
show interfaces status err-disabled
76
General | Displays IP information of the specified interface.
show ip interface interface slot/number
77
General | Displays global LLDP information, such as the frequency of transmissions, the hold time for packets being sent, and the delay time for LLDP to initialize on an interface.
show lldp
78
General | Displays information about neighboring devices that are discovered using LLDP.
show lldp neighbors
79
General | Displays the MAC address table.
show mac address-table
80
General | Displays the running configuration.
show running-config
81
General | Displays the startup configuration.
show startup-config
82
General | Shuts down the interface. Use this command in interface configuration mode. To bring up the interface, use this command with the no in front.
shutdown
83
General | Discovers the routes that packets will take when traveling to the destination address.
traceroute ip-address
84
GLBP | Sets a virtual IP address for the specified GLBP group.
glbp group-number [ip | ipv6] virtual-ip
85
GLBP | Displays GLBP information in a summarized form.
show glbp brief
86
GLBP | Displays the GLBP status. Filter it per interface to display only relevant information.
show glbp [interface slot/number]
87
HSRP | Enables HSRP events debugging.
debug standby events
88
HSRP | Defines the virtual IP address for the specified HSRP group. Use this command in interface configuration mode.
standby group-number [ip |ipv6] virtual-ip
89
HSRP | Enables pre-emption for the specified HSRP group. Use this command in interface configuration mode.
standby group-number preempt
90
HSRP | Sets the priority of the interface, belonging to an HSRP group, to a specified priority number. By default, this number is 100. Use this command in interface configuration mode.
standby group-number prioritypriority
91
HSRP | Shows the status of HSRP groups. You can filter the output by the interface on which the standby group is configured on.
show standby [interface slot/number]
92
IPv6 | Enables IPv6 unicast packet debugging.
debug ipv6 packet
93
IPv6 | Generates a default external route into an OSPF routing domain. Use this command in OSPFv3 routing configuration mode.
default-information originate
94
IPv6 | Enables automatic configuration of an IPv6 address using stateless autoconfiguration on the interface and enables IPv6 processing on the interface. Use this command in interface configuration mode.
ipv6 address autoconfig
95
IPv6 | Configures an interface with the specified IPv6 address. Use this command in interface configuration mode.
ipv6 address ipv6-address/mask-size
96
IPv6 | Enables EIGRP for IPv6 on an interface. Use this command in interface configuration mode.
ipv6 eigrp as-number
97
IPv6 | Enables OSPFv3 on an interface. Use this command in interface configuration mode.
ipv6 ospf process-id areaarea-number
98
IPv6 | Enters IPv6 OSPF routing process configuration mode for the specified AS. Use this command in global configuration mode.
ipv6 router ospf process-id
99
IPv6 | Displays DHCPv6 interface information.
show ipv6 dhcp interface
100
IPv6 | Displays the status of interfaces that are configured for IPv6.
show ipv6 interface
101
NAT | Displays information about IP packets that are translated by NAT.
debug ip nat
102
NAT | Enables dynamic translation of addresses. Addresses that are eligible to be translated are defined by the access list that is referenced. Addresses are translated into an IP address that is configured on the referenced interface. The overloadkeyword enables PAT.
ip nat inside source listaccess-list interfaceinterface-slot/number overload
103
NAT | Configures an interface to use NAT. Use this command in interface configuration mode.
ip nat enable
104
NAT | Defines inside and outside interfaces for NAT. Use this command in interface configuration mode.
ip nat {inside | outside}
105
NAT | Configures a static NAT NVI translation.
ip nat source static local-ip-address global-ip-address
106
NAT | Displays NAT statistics and configuration.
show ip nat statistics
107
NAT | Displays active NAT translations.
show ip nat translations
108
NTP | Manually copies the hardware clock settings into the software clock.
clock read-calendar
109
NTP | Displays events that are reported by reference clocks.
debug ntp events
110
NTP | Displays NTP packets.
debug ntp packets
111
NTP | Displays the current system clock.
show clock
112
NTP | Shows the IPs of NTP servers that are associated with the device. An asterisk that is next to the IP address denotes that the device is synchronized with this NTP server. A plus sign that is next to the IP address denotes that the NTP server is marked as a candidate—a backup.
show ntp associations
113
NTP | Displays the NTP status.
show ntp status
114
Object Tracking and IP SLA | Enables debugging of the IP SLA operation runtime errors.
debug ip sla error 0
115
Object Tracking and IP SLA | Enables execution of the IP SLA operation tracing.
debug ip sla trace
116
Object Tracking and IP SLA | Schedules an IP SLA test to run. You can specify start time, runtime, and for how long gathered data is kept.
ip sla schedule sla-number[life {forever | seconds}] [start-time {now | pending | after | hh:mm {day month}}][ageout seconds] [recurring]
117
Object Tracking and IP SLA | Displays global information about IP SLA.
show ip sla application
118
Object Tracking and IP SLA | Displays IP SLA configuration.
show ip sla configuration
119
Object Tracking and IP SLA | Displays information about the IP SLA responder.
show ip sla responder
120
Object Tracking and IP SLA | Displays IP SLA measurement results.
show ip sla statistics
121
Object Tracking and IP SLA | Displays the aggregated statistical errors and distributions information for all IP SLA operations.
show ip sla statistics aggregated
122
Object Tracking and IP SLA | Displays tracking configuration.
show track
123
Object Tracking and IP SLA | Configures interface tracking through object tracking configuration.
track object-number interfaceinterface slot/number [line-protocol]
124
OSPF | Enters IPv4 or IPv6 address family configuration mode for OSPFv3. Use this command in router configuration mode.
address-family [ipv4 | ipv6] unicast
125
OSPF | Enables authentication for specified OSPF area. Use this command in router configuration mode.
area area-id authentication[message-digest]
126
OSPF | Takes a specified subnet within an OSPF area and announces it in a summarized form to other OSPF areas. Will only have effect if configured on an ABR or ASBR. Use this command in router OSPF configuration mode.
area area-id range subnet-address subnet-mask
127
OSPF | Defines an area as a stub area and prevents an ABR from sending summary link advertisements into stub area. Use this command in router OSPF configuration mode.
area area-number stub no-summary
128
OSPF | Displays more detailed information regarding OSPF hello packets that are being sent and received on the router.
debug [ip | ipv6] ospf hello
129
OSPF | Displays information about every OSPF packet that is received.
debug [ip | ipv6] ospf packet
130
Displays debugging information about the OSPFv3 routing processes. This command has many options.
debug ospfv3
131
OSPF | Enables OSPF MD5 authentication and sets an MD5-hashed password. Use this command in interface configuration mode.
ip ospf message-digest-key key-id md5 key
132
OSPF | Configures an OSPF network type to nonbroadcast multiaccess. Use this command in interface configuration mode.
ip ospf network non-broadcast
133
OSPF | Enables all interfaces that have an IP within the subnet for a specified OSPF area. Use this command in router OSPF configuration mode.
network subnet-addresssubnet-mask area area-number
134
OSPF | Enables the OSPFv3 routing process on an interface for the specified address family (IPv4 or IPv6). Use this command in interface configuration mode.
ospfv3 process-id [ipv4 | ipv6] area area
135
OSPF | Configures authentication for the OSPFv3 process. Use command in interface configuration mode. a
ospfv3 authentication {ipsec spispi} {md5 | sha1} {key-encryption-type key} | null
136
OSPF | Disables sending routing updates on an interface.
passive-interface interface slot/number
137
OSPF | Redistributes BGP routes into OSPF. Use this command in router or address-family configuration mode.
redistribute bgp as-number
138
OSPF | Configures a router ID for the OSPF process. Use command in interface OSPF router configuration mode. The router ID must be in the IPv4 address format.
router-id router-id
139
OSPF | Enters OSPF or OSPFv3 routing process configuration mode. Use this command in global configuration mode.
router [ospf | ospfv3]process-id
140
OSPF | Displays general information about the OSPF routing process.
show [ip | ipv6] ospf
141
OSPF | Displays the OSPF database information.
show [ip | ipv6] ospf {process-id} database
142
OSPF | Displays only the external LSA OSPF database information.
show [ip | ipv6] ospf {process-id} database external
143
OSPF | Displays information about OSPF-enabled interfaces.
show [ip | ipv6] ip ospf interface
144
OSPF | Lists OSPF neighbors. You can filter the neighbors by the interface that the adjacency is seen.
show [ip | ipv6] ospf neighbor[interface slot/number]
145
OSPF | Displays a list of all summary address redistribution information that is configured under an OSPF process.
show ip ospf summary-address
146
OSPF | Displays a list of all summary prefix redistribution information that is configured under an OSPF process.
show ipv6 ospf summary-prefix
147
OSPF | Displays general information about OSPFv3 routing processes.
show ospfv3
148
OSPF | Displays OSPFv3 process information for both IPv4 and IPv6 address families.
show ospfv3 [interface interface slot/number]
149
OSPF | Displays OSPFv3 neighbor information for both IPv4 and IPv6 address families.
show ospfv3 neighbor
150
Port Security | Displays information about the port-security setting.
show port-security
151
Port Security | Enables port security on an interface. Use this command in interface configuration mode.
switchport port-security
152
Port Security | Adds a MAC address to the list of secure MAC addresses. Use this command in interface configuration mode.
switchport port-security mac-address mac-address
153
Port Security | Sets the violation mode. Enter this command in interface configuration mode.
switchport port-security violation{protect | restrict | shutdown}
154
Remote Access and AAA | Activates AAA on device. Use this command in global configuration mode.
aaa new-model
155
Remote Access and AAA | Device will use the local username database for authentication. Use this command in global configuration mode.
aaa authentication login default local
156
Remote Access and AAA | Sets the time period during which the authentication key on a key chain is received as valid.
accept-lifetime start-time[duration seconds | infinite | end-time]
157
Remote Access and AAA | Generates a cryptographic key with a specified length. Use this command in global configuration mode.
crypto key generate rsa moduluskey-length
158
Remote Access and AAA | Displays information on AAA authentication.
debug aaa authentication
159
Remote Access and AAA | Displays information on AAA authorization.
debug aaa authorization
160
Remote Access and AAA | Displays information that is associated with RADIUS.
debug radius
161
Remote Access and AAA | Displays information that is associated with the TACACS+.
debug tacas
162
Remote Access and AAA | Specifies the version of SSH. Use this command in global configuration mode.
ip ssh version version
163
Remote Access and AAA | Creates or modifies a key chain key. Use this command in key chain configuration mode.
key key-id
164
Remote Access and AAA | Creates or modifies a key chain.
key chain key-chain-name
165
Remote Access and AAA | Displays RSA public keys.
show crypto key key rsa
166
Remote Access and AAA | Displays the version and configuration data for SSH.
show ip ssh
167
Remote Access and AAA | Displays the key chain.
show key chain key-chain-name
168
Remote Access and AAA | Starts an encrypted session with a remote device with a specified user ID. The version does not need to be specified. However, if you do use it, you can choose between versions 1 and 2.
ssh {-v version} -l user-id ip-address
169
Remote Access and AAA | Connects to a specified IP address via Telnet. The session will not be encrypted.
telnet ip-address
170
RIPng | Displays debugging messages for IPv6 RIP routing transactions.
debug ipv6 rip
171
RIPng | Originates the IPv6 default route (::/0) into the specified RIP routing process updates that are sent out of the specified interface. Use this command in interface configuration mode.
ipv6 rip rip-name default-information {originate | only}
172
RIPng | Configures an IPv6 RIP routing process and enters router configuration mode for the IPv6 RIP routing process. Use this command in global configuration mode.
ipv6 router rip process-name
173
RIPng | Displays information about current IPv6 RIP processes.
show ipv6 rip [process-name]
174
RIPng | Displays the information about entries in the RIP IPv6 routing table.
show ipv6 rip database
175
RIPng | Displays the current contents that RIP put in the IPv6 routing table.
show ipv6 route rip
176
Spanning Tree | Enables STP topology events debugging.
debug spanning-tree events
177
Spanning Tree | Displays STP information for the specified STP instances.
show spanning-tree {summary}
178
Spanning Tree | Displays the ports that are in an inconsistent STP state.
show spanning-tree inconsistentports
179
Spanning Tree | Shows the STP status per interface. If you add the detail keyword, additional information is displayed—including the status of STP stability and securing mechanisms.
show spanning-tree interfaceinterface slot/number {detail}
180
Spanning Tree | Displays if the PortFast is enabled on the specific interface.
show spanning-tree interface interface slot/number portfast
181
Spanning Tree | Displays information about the region configuration of the MST protocol.
show spanning-tree mst configuration
182
Spanning Tree | Enables the BPDU filter on the interface. Use in interface configuration mode.
spanning-tree bpdufilter enable
183
Spanning Tree | Enables the BPDU guard on the interface. Use in interface configuration mode.
spanning-tree bpduguard enable
184
Static Routing | Establishes a static route to a prefixvia fw-router-ip-address or interface. Use this command in global configuration mode.
ip route prefix prefix-mask{fw-router-ip-address | interface slot/number}
185
Static Routing | Establishes a static IPv6 route. Use this command in global configuration mode.
ipv6 route prefix/mask-size{fw-router-ip-address | interface slot/number}
186
Static Routing | Displays the parameters and current state of the active routing protocols.
show [ip | ipv6] protocols
187
Static Routing | Displays the routing table.
show [ip | ipv6] route
188
Traffic Control | The more unstructured standard and extended access list configuration—without entering access list configuration mode.
access-list access-list-number{permit | deny} source-address{destination-address}
189
Traffic Control | Applies an access list to the interface. Use this command in interface configuration mode.
ip access-group access-list-number {in | out}
190
Traffic Control | Enters configuration mode for standard or extended access list. After you are in access list configuration mode, you can specify permit and deny statements.
ip access-list [standard | extended] access-list-number
191
Traffic Control | Enters configuration mode for the specified IPv6 access list. After you are in the access list configuration mode, you can specify permit and denystatements.
ipv6 access-list access-list-name
192
Traffic Control | Redistributes a router in the routing table that matches the specified tags. Use this command in route-map configuration mode.
match tag tag-value
193
Traffic Control | Deletes the rules under the specified sequence number from the access list. Use this command in access list configuration mode.
no sequence-number
194
Traffic Control | Creates an access list rule. Use this command in access list configuration mode. There are many options to this command.
{permit|deny} protocolsource-address destination-address
195
Traffic Control | Redistributes routes from 1 routing domain into another routing domain. Use this command in router configuration mode.
redistribute protocol [as-number | process-id] {metric} {route-map map-tag}
196
Traffic Control | Defines the conditions for redistributing routes from one routing protocol into another or enables policy routing.
route-map map-tag [permit | deny] {sequence-number}
197
Traffic Control | Sets a tag value of the destination routing protocol. Use this command in route-map configuration mode.
set tag tag-value
198
Traffic Control | Displays configured access lists.
show access-lists {access-list-number}
199
Traffic Control | Displays configured IPv4 access lists.
show [ip | ipv6] access-lists {access-list-number}
200
Traffic Control | Displays the route map that is used for local policy routing.
show ip local policy
201
Traffic Control | Displays the route map that is used for policy routing.
show ip policy
202
Traffic Control | Displays configured route maps.
show route-map [map-tag]
203
VLAN and Trunk | Displays information about switch port interfaces.
show interface interface slot/number switchport
204
VLAN and Trunk | Displays information about all the trunk interfaces.
show interface trunk
205
VLAN and Trunk | Displays summarized VLAN information.
show vlan brief
206
VLAN and Trunk | Displays VLAN information.
show vlan [id id-number]
207
VLAN and Trunk | Displays the VTP status.
show vtp status
208
VLAN and Trunk | Sets the specified access VLAN to interface in access mode. Use this command in interface configuration mode.
switchport access vlan vlan-number
209
VLAN and Trunk | Configures an interface as either trunk or access port. Issue this command in interface configuration mode.
switchport mode [access | trunk | dynamic]
210
VLAN and Trunk | Configures the encapsulation method. Use this command in interface configuration mode.
switchport trunk encapsulation[negotiate | isl | dot1q]
211
VLAN and Trunk | Configures which VLAN will be sent over the trunk untagged. Use this command in interface configuration mode.
switchport trunk native vlanvlan-number
212
VLAN and Trunk | Specifies, adds, or removes the VLANs to be allowed on a trunk link. Use this command in interface configuration mode.
switchport trunk allowed vlan{add | remove} vlan-ids
213
VLAN and Trunk | Adds VLAN to the VLAN database. Use this command in global configuration mode.
vlan vlan
214
VLAN and Trunk | Configures the VTP mode. Use this command in global configuration mode.
vtp mode [client | server | transparent | off]
215
VRRP | Displays the status of VRRP groups.
show vrrp
216
VRRP | Displays the status of VRRP virtual routers.
show vrrp brief
217
VRRP | Displays VRRP groups and their statuses on a specified interface.
show vrrp interface slot/number
218
VRRP | Enables authentication of VRRP packets that are received from other routers in the group. Use this command in global configuration mode.
vrrp group-numberauthentication {text | md5}key-string key-string
219
VRRP | Configures VRRP to track an object and decrement the priority value of a router if the object fails. Use this command in global configuration mode.
vrrp group-number trackobject-number [decrementdecrement]