Product specifications

CDD-562L/564 Demodulator with IP Module Revision 1
Appendix D MN/CDD564L.IOM
D–19
Parameter
Type
Command
(Instruction
Code and
Qualifier)
Arguments
for Command
or Response
to Query
Description of Arguments
Response to
Command
Query
(Instruction
Code and
Qualifier)
Response to Query
IGMP View
Table
None String value Query only.
Displays the IGMP table with different states. To see the entries, the
system should have the IGMP feature enabled, and should be properly
configured to forward IGMP packets. See WEB interface for proper table
format.
Note: Not yet supported in 1.5.3 Release, will be available in next release.
IGT=
IGT!
IGT? IGT=sssssss
Table of IP Addresses
and their state
information.
IGMP Server:
IGMP Max
Resp. Time
IMR= IMR=xxx
Where xxx is
value of 1 to
598
Command or Query.
Sets the Maximum response time for the IGMP Query in seconds. Should
always be 2 less than query period. The range is 1 to (IGQ – 2). If IGQ is
at 30, then IMR can be set from 1 through 28.
IMR=
IMR!
IMR? IMR=xxx
xxx - value of 1 to 598.
IGMP Server:
Number of
Missed
Responses
INM= 2 bytes,
Numerical
1..30
Command or Query.
Number of missed responses before leaving the IGMP Group.
Configured from 1…30
Example: INM=15
INM =
INM!
INM? INM =xxx
(see description of
arguments)
IGMP Client:
Unsolicated
Report Internval
IRI= 2 bytes 0..25 Command or Query.
Sets the unsolicited Report Interval [Modem as Client], where:
Range = 1..25
Example: <1/IRI=14
IRI =
IRI!
IRI? IRI =xxx
(see description of
arguments)
IGMP
Client Router
Alert Option for
V1
IRO= 1 byte, 0 or 1 Command or Query.
Enables/Disables Router Alert option for V1 Reports, where:
0 = No
1 = Yes
Example: IRO =0
IRO =
IRO!
IRO? IRO =xxx
(see description of
arguments)
IGMP Client
Recognize
Queries
IRQ= 1 byte, 0 or 1 Command or Query.
Enable/Disable Recognizing IGMP Queries, where:
0 = No
1 = Yes
Example: IRQ=0
IRQ =
IRQ!
IRQ? IRQ =xxx
(see description of
arguments)