Table 2 Message fields description
From: A robust cross-layer metric for routing protocol in mobile wireless ad hoc networks
Field | Length | Description |
|---|---|---|
header | 8 bit | General purpose currently not used |
type | 3 bit | Indicating the type of control message among the 6 possibilities listed above |
seq_num | 8 bit | Used to identify a message which has the same purpose |
src_addr | 32 bit | Carrying the IP address of the source |
dest_addr | 32 bit | Carrying the IP address of the destination |
sender | 32 bit | Used to define the node which has started a path testing |
hop | 8 bit | Storing the number of hops that the control message has undergone |
metric | 64 bit | Carrying the metric related to the path that the control message has done |
route_record | (32 ·hop) bit | The nodes append here their IP address |