IGMPv3 Query (igmpv3_query)
- Layer: L3 (network)
- Header: variable length
- Notes: Multicast control protocols
Reached from
| Lower layer | Selector | Value |
|---|---|---|
igmp | type | 17 (0x11) (at least 8 octets remaining) |
Fields
| Field | Type | Default | Auto | Description |
|---|---|---|---|---|
group | ipv4 | 0.0.0.0 | Multicast group address (0.0.0.0 in a general query). | |
reserved | uint(4) | 0 | ||
s | uint(1) | 0 | Suppress router-side processing flag. | |
qrv | uint(3) | 2 | Querier’s Robustness Variable. | |
qqic | uint(8) | 125 | Querier’s Query Interval Code. | |
num_sources | uint(16) | Number of items of sources | Number of source addresses. | |
sources | list<ipv4> — num_sources * 4 octets | [] | Source addresses. |
Sample templates
- igmpv3-query —
templates/protocols/mcast/igmpv3-query.wpg.yaml