Subinterfaces - Cisco GEM318P User Manual

Manually Configuring IPoIB for Default IB Partition
Manually Configuring IPoIB for Default IB Partition
To manually configure IPoIB for the default IB partition, perform the following steps:
Log in to your Linux host.
Step 1
To configure the interface, enter the ifconfig command with the following items:
Step 2
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The following example shows how to configure an IB interface:
host1# ifconfig ib0 192.168.0.1 netmask 255.255.252.0
(Optional) Verify the configuration by entering the ifconfig command with the appropriate port identifier
Step 3
ib# argument.
The following example shows how to verify the configuration:
host1# ifconfig ib0
ib0
Repeat
Step 4

Subinterfaces

This section describes subinterfaces. Subinterfaces divide primary (parent) interfaces to provide traffic
isolation. Partition assignments distinguish subinterfaces from parent interfaces. The default Partition
Key (p_key), ff:ff, applies to the primary (parent) interface.
This section includes the following topics:
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Cisco SFS InfiniBand Host Drivers User Guide for Linux
3-2
The appropriate IB interface (ib0 or ib1 on a host with one HCA)
The IP address that you want to assign to the interface
The netmask keyword
The subnet mask that you want to assign to the interface
Link encap:Ethernet HWaddr F8:79:D1:23:9A:2B
inet addr:192.168.0.1
inet6 addr: fe80::9879:d1ff:fe20:f4e7/64 Scope:Link
UP BROADCAST RUNNING MULTICAST
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:9 overruns:0 carrier:0
collisions:0 txqueuelen:1024
RX bytes:0 (0.0 b)
Step 2 Step 3
and on the remaining interface(s).
Creating a Subinterface Associated with a Specific IB Partition, page 3-3
Removing a Subinterface Associated with a Specific IB Partition, page 3-4
Bcast:192.168.0.255
MTU:2044 Metric:1
TX bytes:0 (0.0 b)
Chapter 3 IP over IB Protocol
Mask:255.255.255.0
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