
96 Linux for IBM System z9 and IBM zSeries
QDIO (OSA-Express simulation)
– IPv4 and IPv6 support
– Easy to migrate from QDIO Guest LAN to VSWITCH
– Ethernet transport
– Asynchronous
– Can be used as an OSA-Express test network
iQDIO (HiperSockets simulation)
– IPv4 support
– Supports multicast router connections
– Deploy MTUs larger than 8 K
– Synchronous
– Can be used as a HiperSockets test network
– Slightly smaller path length in CP than QDIO Guest LAN
4.6 Guest LAN configuration
To create a Guest LAN, use the following required steps:
1. Create a z/VM Guest LAN segment in the z/VM host system.
2. Create a virtual Network Interface Card (NIC) in each ...