250
Step Command Remarks
2. Enable the device to discard
IPv6 packets that contain
extension headers.
ipv6 extension-header drop
enable
By default, the device does not
discard IPv6 packets that contain
extension headers.
Displaying and maintaining IPv6 basics
Execute display commands in any view and reset commands in user view.
Task Command
Display IPv6 FIB entries.
display ipv6 fib
[
vpn-instance
vpn-instance-name ]
[ ipv6-address [ prefix-length ] ]
Display IPv6 information about the
interface.
display ipv6 interface
[ interface-type [ interface-number ] ]
[
brief
]
Display IPv6 prefix information about the
interface.
display ipv6 interface
interface-type interface-number
prefix
Display ND suppression entries
(centralized devices in standalone
mode).
display ipv6 nd suppression xconnect-group
[
name
group-name
] [
count
]
Display ND suppression entries
(distributed devices in standalone
mode/centralized devices in IRF mode).
display ipv6 nd suppression xconnect-group
[
name
group-name
] [
slot
slot-number ] [
count
]
Display ND suppression entries
(distributed devices in IRF mode).
display ipv6 nd suppression xconnect-group
[
name
group-name
] [
chassis
chassis-number
slot
slot-number ]
[
count
]
Display neighbor information (centralized
devices in standalone mode).
display ipv6 neighbors
{ ipv6-address |
all
|
dynamic
|
interface
interface-type interface-number |
static
|
vlan
vlan-id }
[
verbose
]
Display neighbor information (distributed
devices in standalone mode/centralized
devices in IRF mode).
display ipv6 neighbors
{ { ipv6-address |
all
|
dynamic
|
static
} [
slot
slot-number ] |
interface
interface-type
interface-number |
vlan
vlan-id } [
verbose
]
Display neighbor information (distributed
devices in IRF mode).
display ipv6 neighbors
{ { ipv6-address |
all
|
dynamic
|
static
} [
chassis
chassis-number
slot
slot-number ] |
interface
interface-type interface-number |
vlan
vlan-id } [
verbose
]
Display the total number of neighbor
entries (centralized devices in
standalone mode).
display ipv6 neighbors
{
all
|
dynamic
|
interface
interface-type interface-number |
static
|
vlan
vlan-id }
count
Display the total number of neighbor
entries (distributed devices in standalone
mode/centralized devices in IRF mode).
display ipv6 neighbors
{ {
all
|
dynamic
|
static
} [
slot
slot-number ] |
interface
interface-type interface-number |
vlan
vlan-id }
count
Display the total number of neighbor
entries (distributed devices in IRF mode).
display ipv6 neighbors
{ {
all
|
dynamic
|
static
} [
chassis
chassis-number
slot
slot-number ] |
interface
interface-type
interface-number |
vlan
vlan-id }
count
Display neighbor information for a VPN.
display ipv6 neighbors vpn-instance
vpn-instance-name
[
count
]
Display the IPv6 path MTU information.
display ipv6 pathmtu
[
vpn-instance
vpn-instance-name ]
{ ipv6-address | {
all
|
dynamic
|
static
} [
count
] }