Specifications

ExtremeXOS 12.3.4 Release Notes

- VLAN Aggregation

● Cut-Through Switching Mode for Summit X650, SummitStack with Summit X650,

BlackDiamond 8900 Series I/O Modules and MSM Modules.

● Egress ACLs for the Summit X650 and BlackDiamond 8800 and 8900 c-series Modules.

● Ethernet in the First Mile (EFM) Operation, Administration and Maintenance (OAM)—Unidirectional

Link Fault Management for Summit X450 a-series switch fiber ports.

● Flow Control—Summit

Family of Switches and BlackDiamond 8800 Series Switches only

- disable flow-control rx-pause ports

- disable flow-control tx-pause ports

- enable flow-control rx-pause ports

- enable flow-control tx-pause ports

● Health Check Link Aggregation

The Health Check LAG application allows you to create a link aggregation group where individual

member links can monitor a particular TCP IP address and TCP port. When connectivity to the TCP

IP address and TCP port fails, the member link is removed from the link aggregation group.

● MAC Address Tracking Feature—The new MAC Address Tracking feature tracks FDB add, move,

and delete events for specified MAC addresses. When an event occurs, the software generates an

EMS message, updates internal event counters, and can optionally send an SNMP trap. You can use

this feature with the Universal Port feature to configure the switch in response to MAC address

change events.

● New FEFI CLI Command

The following CLI command enables and disables far-end-fault-indication (FEFI):

configure ports far-end-fault-indication

● Option 82 Customizable String for Circuit ID.

● STP and Network Login Enhancements

- Spanning Tree Protocol (STP) and network login work on the same port with or without edge

safeguard.

- Only network login ISP mode works when STP and network login are enabled together on a port.

● A new "custom" algorithm is supported for load-sharing groups for the BlackDiamond 8800 series

switch, Summit X650, and SummitStack™.

● The show igmp snooping cache and show mvr cache commands have changed.

● Virtual router support is now available on Summit X650 switches and BlackDiamond 8800 and

8900 c-series modules.

Unsupported Features in ExtremeXOS 12.3.1 on the

BlackDiamond 20808 Platform

Following are the features that are not supported on the BlackDiamond 20808 platform:

NOTE

Some of these features, such as CLEAR-Flow, are supported in a different manner on the BlackDiamond

20808 platform compared to the Extreme Networks legacy platforms (BlackDiamond 12800 and BlackDiamond