New and Changed Information

New and Changed Information

There are no new features in the Cisco MDS 9000 Series IP Services Configuration Guide for Cisco MDS NX-OS Release 9.x.

Feature Name
Release
Description
Where Documented

FCIP MAC statistics

9.4(3)

Added the Ethernet MAC statistics for an IPStorage interface used for FCIP

Configuring FCIP Links

tcp min-retransmit-time milliseconds

9.4(2)

The default TCP minimum retransmit time is changed to 50 from 200 milliseconds.

The TCP minimum retransmit time range is changed to 50 to 5000 milliseconds from 200 to 5000 milliseconds.

Configuring FCIP Links

Maximum throughput on a single FCIP tunnel.

9.3(1)

Maximum throughput on a single FCIP tunnel

  • on Cisco MDS 9220i is 10Gbps.
  • the 40 Gbps IPS port, the maximum throughput is 34.6 Gbps when 4 FCIP tunnels are created on separate VLAN subinterfaces.
  • is 7 Gbps. For maximum performance, create two fcip tunnels on 10 Gbps IPS ports.

Configuring FCIP Links for Maximum Performance on Cisco MDS 24/10 port SAN Extension Module and M9220i switch

Introduced support for 25-Gbps IPS Port Speed for Cisco MDS 9220i.

9.3(1)

25-Gbps speed is supported from Cisco MDS NX-OS Release 9.3(1).

Configuring IPS Ports on Cisco MDS 9220i Switch