3Com Switch 8800 Configuration Guide
Chapter 26 Common Multicast Configuration
26-2
26.2.2 Configuring multicast route number limit
Because too many multicast routes may exhaust the router memory, you need to limit
the number of multicast routes.
Perform the following configuration in system view.
Table 26-2
Configuring multicast route limit
Operation
Command
Configure multicast route limit
multicast route-limit
limit
Restore multicast route limit to the
default value
undo multicast route-limit
By default, the maximum multicast routes allowed by the system is 512.
26.2.3 Clearing MFC Forwarding Entries or Its Statistic Information
You can clear MFC forward entries or statistic information of FMC forward entries via
the following command.
Perform the following configuration in user view.
Table 26-3
Clearing MFC forwarding entries or its statistic information
Operation
Command
Clear MFC forwarding
entries or its statistic
information
reset multicast forwarding-table
[
statistics
] {
all
|
{
group-address
[
mask
{
group-mask
|
group-mask-length
} ] |
source-address
[
mask
{
source-mask
|
source-mask-length
} ] |
incoming-interface
{
null
NULL-interface-number
|
interface-type
interface-number
} } * }
26.2.4 Clearing Route Entries from the Kernel Multicast Routing Table
You can clear route entries from the kernel multicast routing table, as well as MFC
forwarding entries via the following command.
Perform the following configuration in user view.
Table 26-4
Clearing routing entries of multicast routing table
Operation
Command
Clear routing
entries of multicast
routing table
reset multicast routing-table
{
all
| {
group-address
[
mask
{
group-mask
|
group-mask-length
} ] |
source-address
[
mask
{
source-mask
|
source-mask-length
} ] |
{
incoming-interface
vlan-interface
interface-num
ber } } * }
