Document No. 10-300077, Issue 2 12-57
Configuring IP Routing
2. To modify the Local Multicast Forwarding Cache, select an entry and:
—Click Delete Entry to delete one or more entries.
—Click Flush Table to clear the entire table.
—Click REFRESH to receive the most up-to-date information on
the entries in the table.
3. See Table12-18 to review the IGMP Multicast Forwarding Cache
information:
Displaying DVMRP Global Statistics
You can view the DVMRP Global Statistics from by using either the Web
Agent or the CLI.

Web Agent

Procedure To display the DVMRP global statistics:
1. In the navigation pane, expand the Routing > DVMRP folders, and then
click Global Statistics.
The DVMRP Global Statistics Web page is displayed in the content
pane. See Figure 12-28.
Table 12-18. IGMP Local Multicast Forwarding Cache Parameters
Parameters Defines the...
Destination Group
Address Destination group address of the multicast
transmission.
Source SubNetwork Subnet on which the IGMP interface(s) exist.
Source Address Mask Subnet mask associated with the IGMP source
subnetwork.
Upstream Interface IP interface configured on the upstream interface.
Invalid Flows From
Upstream Number of invalid flows received from the upstream
neighbor.
Packets Forwarded
Through Cache Entry Number of packets successfully forwarded in the
CPU (supervisor module).
Downstream
Interface(s) Number of downstream interfaces and provides a link
to the IGMP Downstream Interfaces Web page.
Upstream Source(s) Number of upstream interfaces and provides a link to
the IGMP Upstream Interfaces Web page.