Linksys 4116 User Guide for the Cisco Multicast Manager 2.3.3 (PDF version) - Page 21

Discovery, Adding Layer 2 Switches to Discovery - switch manual

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Chapter 1 Using the Cisco Multicast Manager Using the Administration Tool Discovery Once you have created a domain, the second step in using the CMM is to discover your network using one of these choices, found within the Discovery menu: • Add Router (not supported) • Adding Layer 2 Switches to Discovery, page 1-11 • Performing Multicast Discovery, page 1-12 • Adding or Re-discovering a Single Device, page 1-14 The discovery process is multicast-specific and only finds devices that are PIM-enabled. CMM builds a database of all found devices. Discovery adds support for multiple community strings per domain, along with device-specific SNMP timeout and retries. Note If any new routers or interfaces are added to the network, run discovery again so that the database is consistent with the network topology. A single router may also be added or rediscovered on the network. A router being added must have a connection to a device that already exists in the database. A router that is being re-discovered is initially removed from the database, along with any neighbors that exist in the database. The router, and its neighbors, are then added back into the database. This option would be used if a change on a device has caused a change in the SNMP ifIndexes. Note When possible, the snmp ifindex persist command should be used on all devices. Adding Layer 2 Switches to Discovery Layer 2 switches are not included in discovery and must be added manually. You can add switches individually, or you can import a list of switches in a csv file. To add switches individually, enter the switch name or IP address and the community string, then click Add. To import a list of switches: Step 1 Step 2 Step 3 Step 4 Create a text file by typing: #import file format switch IP address or switch name # this line will be skipped switchA 192.168.1.1 switchC 10.10.10.1 Save the file. Within the Administration too, click on Discovery. Click Add L2 Switch. The Multicast Layer 2 Switch Configuration page appears. OL-7348-01 User Guide for the Cisco Multicast Manager 2.3.3 1-11

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1-11
User Guide for the Cisco Multicast Manager 2.3.3
OL-7348-01
Chapter 1
Using the Cisco Multicast Manager
Using the Administration Tool
Discovery
Once you have created a domain, the second step in using the CMM is to discover your network using
one of these choices, found within the
Discovery
menu:
Add Router (not supported)
Adding Layer 2 Switches to Discovery, page 1-11
Performing Multicast Discovery, page 1-12
Adding or Re-discovering a Single Device, page 1-14
The discovery process is multicast-specific and only finds devices that are PIM-enabled.
CMM builds
a database of all found devices. Discovery adds support for multiple community strings per domain,
along with device-specific SNMP timeout and retries.
Note
If any new routers or interfaces are added to the network, run discovery again so that the database is
consistent with the network topology.
A single router may also be added or rediscovered on the network. A router being added must have a
connection to a device that already exists in the database. A router that is being re-discovered is initially
removed from the database, along with any neighbors that exist in the database. The router, and its
neighbors, are then added back into the database. This option would be used if a change on a device has
caused a change in the SNMP ifIndexes.
Note
When possible, the snmp ifindex persist command should be used on all devices.
Adding Layer 2 Switches to Discovery
Layer 2 switches are not included in discovery and must be added manually. You can add switches
individually, or you can import a list of switches in a csv file.
To add switches individually, enter the switch name or IP address and the community string, then click
Add
.
To import a list of switches:
Step 1
Create a text file by typing:
#import file format switch IP address or switch name
# this line will be skipped
switchA
192.168.1.1
switchC
10.10.10.1
Step 2
Save the file.
Step 3
Within the Administration too, click on
Discovery
.
Step 4
Click
Add L2 Switch
. The Multicast Layer 2 Switch Configuration page appears.