Software Ver.2.0 Owner's manual

Packet Properties Properties and Programmatic Settings
CATC IBTrainer InfiniBand Exerciser API Reference 4-15
Global Routing Header Properties
This list of properties shows what you can set in the global routing
header (if present).
Table 15 IGCIBAPacket::IGEPropName: Global Routing Header Props
Property Name Range Default Description
GRH_IPVer
0 - 15 6 IP Version.
GRH_TClass
0 - 255 0 Traffic Class.
GRH_FlowLabel
0 – 2
20
0 Flow Label.
GRH_PayLen
0 – 65535 0 Payload Length.
GRH_NxtHdr
0 - 255 Pre-calculated Next Header.
GRH_HopLmt
0 - 255 User Hop Limit.
GRH_SGID
0 – 2
128
0 Source GID. This property gets set
from the generator using the method
IGCGenerator::PacketInit
.
GRH_DGID
0 – 2
128
0 Destination GID.