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xStack DGS-3600 Series Layer 3 Gigabit Ethernet Managed Switch CLI Manual
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IP MULTICASTING COMMANDS
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 [inactive | dvmrp | pim]}
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:
DGS-3600:4#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
DGS-3600:4#
show ipmc
Purpose Used to display the IP multicast interface table.
Syntax
show ipmc {ipif <ipif_name 12> | protocol [inactive | dvmrp | pim]}
Description This command will display the current IP multicast interface table.
Parameters
<ipif_name 12> − The name of the IP interface for which to display the
IP multicast interface table for.
protocol − Allows the user to specify whether or not to use one of the
available protocols to display the IP multicast interface table. For
example, if DVMRP is specified, the table will display only those
entries that are related to the DVMRP protocol.