82
Step Command
Remarks
2.
Enable multicast
optimization.
multicast-optimization enable
By default, the multicast
optimization feature is disabled.
NOTE:
Enabling the multicast optimization feature reduces the efficiency of establishing multicast
forwarding entries.
Displaying and maintaining multicast routing and
forwarding
CAUTION:
The
reset
commands might cause multicast data transmission failures.
To display and maintain multicast routing and forwarding:
Task Command
Remarks
Display multicast boundary
information.
display multicast
[
all-instance
|
vpn-instance
vpn-instance-name
]
boundary
[
group-address
[
mask
|
mask-length
] ] [
interface
interface-type
interface-number
] [
|
{
begin
|
exclude
|
include
}
regular-expression
]
Available in any view.
Display multicast
forwarding table
information.
display multicast
[
all-instance
|
vpn-instance
vpn-instance-name
]
forwarding-table
[
source-address
[
mask
{
mask
|
mask-length
} ] |
group-address
[
mask
{
mask
|
mask-length
} ] |
incoming-interface
{
interface-type
interface-number
|
register
} |
outgoing-interface
{
exclude
|
include
|
match
} {
interface-type
interface-number
|
register
} |
statistics
|
slot
slot-number
] * [
port-info
] [
|
{
begin
|
exclude
|
include
}
regular-expression
]
Available in any view.
Display the DF information
of the multicast forwarding
table.
display multicast
[
all-instance
|
vpn-instance
vpn-instance-name
]
forwarding-table
df-info
[
rp-address
] [
slot
slot-number
] [
|
{
begin
|
exclude
|
include
}
regular-expression
]
Available in any view.
Display information about
the multicast routing table.
display multicast
[
all-instance
|
vpn-instance
vpn-instance-name
]
routing-table
[
source-address
[
mask
{
mask
|
mask-length
} ] |
group-address
[
mask
{
mask
|
mask-length
} ] |
incoming-interface
{
interface-type
interface-number
|
register
} |
outgoing-interface
{
exclude
|
include
|
match
} {
interface-type
interface-number
|
register
} ] * [
|
{
begin
|
exclude
|
include
}
regular-expression
]
Available in any view.
Display information about
the static multicast routing
table.
display multicast routing-table
[
all-instance
|
vpn-instance
vpn-instance-name
]
static
[
source-address
{
mask-length
|
mask
} ] [
|
{
begin
|
exclude
|
include
}
regular-expression
]
Available in any view.
Display RPF route
information about the
display multicast
[
all-instance | vpn-instance
vpn-instance-name
]
rpf-info
source-address
Available in any view.
