Optical Systems Design OSD2524, User Manual

Page: 151 / 402

OPTICAL SYSTEMS DESIGN
DOC ID: 10120001
OSD2524 OPERATOR MANUAL
PAGE 151
Compatibility
Compatibility is maintained by hosts and routers taking appropriate actions depending on the versions of
IGMP operating on hosts and routers within a network.
The allowed selection is
IGMP-Auto
,
Forced IGMPv1
,
Forced IGMPv2
,
Forced IGMPv3
,
default compatibility value is IGMP-Auto.
PRI
Priority of Interface.
It indicates the IGMP control frame priority level generated by the system. These values can be used to
prioritize different classes of traffic.
The allowed range is
0
(best effort) to
7
(highest), default interface priority value is 0.
RV
Robustness Variable.
The Robustness Variable allows tuning for the expected packet loss on a network.
The allowed range is
1
to
255
, default robustness variable value is 2.
QI
Query Interval.
The Query Interval is the interval between General Queries sent by the Querier.
The allowed range is
1
to
31744
seconds, default query interval is 125 seconds.
QRI
Query Response Interval.
The Maximum Response Delay used to calculate the Maximum Response Code inserted into the periodic
General Queries.
The allowed range is
0
to
31744
in tenths of seconds, default query response interval is 100 in tenths of
seconds (10 seconds).
LLQI (LMQI for IGMP)
Last Member Query Interval.
The Last Member Query Time is the time value represented by the Last Member Query Interval,
multiplied by the Last Member Query Count.
The allowed range is
0
to
31744
in tenths of seconds, default last member query interval is 10 in tenths
of seconds (1 second).
URI
Unsolicited Report Interval. The Unsolicited Report Interval is the time between repetitions of a host's
initial report of membership in a group.
The allowed range is
0
to
31744
seconds, default unsolicited report interval is 1 second.
Buttons
: Click to add new IGMP VLAN. Specify the VID and configure the
new entry. Click "Save". The specific IGMP VLAN starts working after the corresponding
static VLAN is also created.
: Click to save changes.