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Default iSCSI Optimization Values
The following table lists the default values for the iSCSI optimization feature.
Table 27. iSCSI Optimization Defaults
Parameter Default Value
iSCSI Optimization global setting
iSCSI CoS mode (802.1p priority queue mapping)
iSCSI CoS Packet classification When you enable iSCSI, iSCSI packets are queued
based on dot1p, instead of DSCP values.
VLAN priority tag iSCSI flows are assigned by default to dot1p priority
4 without the remark setting.
DSCP None: user-configurable.
Remark Not configured.
iSCSI session aging time 10 minutes
iSCSI optimization target ports iSCSI well-known ports 3260 and 860 are
configured as default (with no IP address or name)
but can be removed as any other configured
target.
iSCSI session monitoring Disabled. The CAM allocation for iSCSI is set to
zero (0).
iSCSI Optimization Prerequisites
The following are iSCSI optimization prerequisites.
• iSCSI optimization requires LLDP on the switch. LLDP is enabled by default (refer to Link Layer
Discovery Protocol (LLDP)).
• iSCSI optimization requires configuring two ingress ACL groups The ACL groups are allocated after
iSCSI Optimization is configured.
Configuring iSCSI Optimization
To configure iSCSI optimization, use the following commands.
1. For a non-DCB environment: Enable session monitoring.
CONFIGURATION mode
cam-acl l2acl 4 ipv4acl 4 ipv6acl 0 ipv4qos 2 l2qos 1 l2pt 0 ipmacacl 0
vman-qos 0 ecfmacl 0 fcoeacl 0 iscsioptacl 2
480
iSCSI Optimization