xStack DES-3800 Series Layer 3 Stackable Fast Ethernet Managed Switch CLI Manual
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IP
M
ULTICASTING
C
OMMANDS
The IP multicasting commands in the Command Line Interface (CLI) are listed (along with the appropriate parameters) in the
following table.
Command Parameters
show ipmc cache
{group <group>} {ipaddress <network_address>}
show ipmc
{ipif <ipif_name 12> | protocol [dvmrp | pim]}
show ipfdb
{[ip_address <ipaddr> | interface <ipif_name 12> | port <port>]}
Each command is listed, in detail, in the following sections.
show ipmc cache
Purpose
Used to display the current IP multicast forwarding cache.
Syntax
show ipmc cache {group <group>} {ipaddress <network_address>}
Description
This command will display the current IP multicast forwarding cache.
Parameters
group <group>
−
The multicast group IP address.
ipaddress <network_address>
−
The IP address and netmask of the
source. The address and mask information can be specified using the
traditional format (for example, 10.1.2.3/255.0.0.0 or in CIDR format,
10.1.2.3/8).
Restrictions
None.
Usage example:
To display the current IP multicast forwarding cache:
DES-3800:admin#show ipmc cache
Command: show ipmc cache
Multicast Source Upstream Expire Routing
Group Address/Netmask Neighbor Time Protocol
---------------- ---------------- ----------- ------ --------
224.1.1.1 10.48.74.121/32 10.48.75.63 30 dvmrp
224.1.1.1 20.48.74.25 /32 20.48.75.25 20 dvmrp
224.1.2.3 10.48.75.3 /3 10.48.76.6 30 dvmrp
Total Entries: 3
DES-3800:admin#