Deployment Guide

Unsupported OpenFlow Messages

The following OpenFlow messages are not supported. Some unsupported messages generate

OFPT_ERROR, which is an error message sent to the controller.

Table 4. Unsupported OpenFlow Messages

Message System Response

OFPT_SET_CONFIG

This message is ignored by the switch.

OFPT_QUEUE_GET_CONFIG_REQUEST

OFPT_ERROR generates in response.

Emergency Flows (OFPFF_EMERG) OFPT_ERROR generates in response.

Queue Statistics (OFPST_QUEUE) OFPT_ERROR generates in response.

For supported flow-match and flow action parameters for each flow type, refer to Flow Types.

The following is a list of actions that are not supported for any flow types. All of the following commands

generate an OFPT_ERROR message.

• OFPAT_SET_NW_SRC (set src-ip)

• OFPAT_SET_NW_DST (set dst-ip)

• OFPAT_SET_TP_SRC (set tcp/udp src-port)

• OFPAT_SET_TP_DST (set tcp/udp dst-port)

• OFPAT_OUTPUT to OFPP_IN_PORT

• OFPAT_OUTPUT to OFPP_TABLE

• OFPAT_OUTPUT to OFPP_NORMAL

• OFPAT_OUTPUT to OFPP_LOCAL

• FORWARD — Normal

• FORWARD — LOCAL

• FORWARD — Inport

• MODIFY FIELD — Strip VLAN header

• MODIFY FIELD — Modify IPv4 source address

• MODIFY FIELD — Modify IPv4 destination address

• MODIFY FIELD — Modify transport source port

• MODIFY FIELD — Modify transport destination port

• MAX_BYTES_TO_SENDLimitations

Limitations

• OFPAT_OUTPUT to OFPP_FLOOD and OFPP_ALL are supported on the S4810, S4820T, S6000, and

MXL switches. Support for these commands on the Z9000 was introduced in version 9.4(0.0).

• Multiple output ports are supported on S4810, S4820T,Z9000, and MXL switches.

• The set/modify actions must precede the output ports actions. If you specify multiple output ports,

the switch cannot transmit different copies.

• You cannot specify individual output ports for ALL or FLOOD actions.