Chapter 42: Fully-Qualified Domain Name (FQDN)
STANDARD Revision 1.0
C4® CMTS Release 8.3 User Guide
© 2016 ARRIS Enterprises LLC. All Rights Reserved.
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Purpose
CLI Command
Cable-side Interfaces (layer 3 joins)
To configure domain names in static IGMP layer 3 router joins:
The NO version of this command removes the provisioning for
the static-group and source.
configure interface cable-mac <macId>.subInterface
ip igmp static-group <group> [source <domain-name |
a.b.c.d>] [no]
Note: All Layer3 join commands MUST include the subInterface number. This applies even to the ".0".
To refresh the C4 application-maintained FQDN to IP binding:
configure ip fqdn-cache refresh
To display the current entries in the FQDN cache of the C4 and
the enable setting and poll interval:
show ip fqdn-cache
To display the list of DNS servers configured for use on the C4:
show ip domain-lookup
To display which DSG tunnel source IPs are associated with
which FQDNs:
show cable dsg tunnel [<INT>] classifier [<INT>]
To display IGMP source information for a given interface and
the FQDN (if applicable) associated with each source IP
address:
show ip igmp groups detail
To display forwarding counts for a multicast protocol and the
FQDN (if applicable) associated with each source IP address:
show ip mroute
Sample system output for
show ip fqdn-cache
:
Administrative state: UP
Poll Interval: 1800 seconds
Name : Sample1-DSG-server.arrisi.com
IP Addr : 10.192.68.4
State : Active
Last Poll: 2011 March 24 09:49:25
Name : dsg-srv1.lab.arrisi.com
IP Addr :
State : Not initialized
Last Poll: Never