Maximum number
For the maximum adapters supported, see the PCI adapter placement topic collection for your
system.
Adapter size
PCIe x8, short form
Connector information
10G Ethernet CX4 cable
Cables
Customers supply the cables. The CX4 adapter supports copper CX4 cables. Cables can be
ordered through a cable supplier.
Attributes
The adapter provide the following features:
v PCIe 1.1 x8
v MSI-X, MSI and support of traditional pin interrupts
v 10GBASE-CX
v IEEE 802.3ae (10 GbE)
v IEEE 802.1p priority and 802.1Q VLAN tagging
v IEEE 802.3x flow control
v Link aggregation, 802.3ad 802.3 compliance
v IEEE 802.3ad load-balancing and failover
v Ethernet II and 802.3 encapsulated frames
v Multiple MAC addresses per interface
v Jumbo frames up to 9.6 KB
v TCP checksum offload for IPv4 and IPv6
v TCP segmentation offfload (TSO) for IPv4 and IPv6
v User datagram protocol (UDP) checksum offload for IPv4 and IPv6
v Receive side scaling and packet steering
v Line rate packet filtering and attack protection
v IETF RDDP and RDMAC iWARP compliance (Linux only)
v APIs: RNIC-PI, kDAPL and Open Fabrics Enterprise Distribution (OFED) 1.4 (Linux only)
v Full iSCSI software and hardware initiator support (Linux only)
Operating system or partition requirements
If you are installing a new feature, ensure that you have the software that is required to support the new
feature and that you determine whether there are any prerequisites for this feature and attaching devices.
To check for the prerequisites, see IBM Prerequisite website (www-912.ibm.com/e_dir/eServerPrereq.nsf).
This adapter is supported for the following versions of operating systems:
v AIX
– AIX Version 6.1 with the 6100-03 Technology Level, or later
– AIX Version 5.3 with the 5300-10 Technology Level, or later
v Linux
– Red Hat Enterprise Linux Version 5 Update 3, or later
– SUSE Linux Enterprise Server 11, or later
AIX host bus adapter (HBA) and Ethernet drivers are contained in the following filesets:
devices.ethernet.ct3
Managing PCI adapters 89