Table 118. Multicast Router DISCovery protocol (mrdisc)
| Field | Field Name | Type |
|---|
| mrdisc.adv_int | Advertising Interval | Unsigned 8-bit integer |
| mrdisc.checksum | Checksum | Unsigned 16-bit integer |
| mrdisc.checksum_bad | Bad Checksum | Boolean |
| mrdisc.num_opts | Number Of Options | Unsigned 16-bit integer |
| mrdisc.opt_len | Length | Unsigned 8-bit integer |
| mrdisc.option | Option | Unsigned 8-bit integer |
| mrdisc.option_data | Data | Byte array |
| mrdisc.options | Options | No value |
| mrdisc.query_int | Query Interval | Unsigned 16-bit integer |
| mrdisc.rob_var | Robustness Variable | Unsigned 16-bit integer |
| mrdisc.type | Type | Unsigned 8-bit integer |