Contents
ExtremeWare XOS 11.3 Concepts Guide
5
SNMPv3.............................................................................................................................85
Message Processing.............................................................................................................86
SNMPv3 Security................................................................................................................86
SNMPv3 MIB Access Control ...............................................................................................89
SNMPv3 Notification...........................................................................................................90
Using the Simple Network Time Protocol.....................................................................................92
Configuring and Using SNTP ................................................................................................93
SNTP Example....................................................................................................................96
Chapter 4: Managing the ExtremeWare XOS Software...................................................................... 97
Overview of the ExtremeWare XOS Software .................................................................................97
Understanding the ExtremeWare XOS Software ......................................................................97
Using the ExtremeWare XOS File System.....................................................................................98
Moving or Renaming Files on the Switch ...............................................................................98
Copying Files on the Switch .................................................................................................99
Displaying Files on the Switch ............................................................................................100
Deleting Files From the Switch ...........................................................................................101
Managing the Configuration File ...............................................................................................102
Managing ExtremeWare XOS Processes .....................................................................................103
Displaying Process Information...........................................................................................103
Stopping a Process............................................................................................................104
Starting a Process .............................................................................................................105
Understanding Memory Protection ............................................................................................105
Monitoring CPU Utilization.......................................................................................................106
Disabling CPU Monitoring ..................................................................................................106
Enabling CPU Monitoring...................................................................................................106
Displaying CPU Utilization History ......................................................................................107
Chapter 5: Configuring Slots and Ports on a Switch....................................................................... 109
Configuring a Slot on a Modular Switch—BlackDiamond 10K Switch and
BlackDiamond 8800 Family of Switches Only............................................................................109
Overview...........................................................................................................................109
I/O Ports on BlackDiamond 8810 MSM Module ...................................................................110
I/O Ports on BlackDiamond 8806 MSM Module ...................................................................111
Configuring Ports on a Switch...................................................................................................111
Port Numbering ................................................................................................................112
Enabling and Disabling Switch Ports ...................................................................................113
Configuring Switch Port Speed and Duplex Setting ...............................................................113
Jumbo Frames ........................................................................................................................116
Jumbo Frames on the BlackDiamond 8800 Family of Switches and Summit X450 Switch Only 116
Enabling Jumbo Frames.....................................................................................................116
Path MTU Discovery ..........................................................................................................117
IP Fragmentation with Jumbo Frames..................................................................................117
IP Fragmentation within a VLAN .........................................................................................118
Link Aggregation on the Switch ................................................................................................119
Link Aggregation and Software-Controlled Redundant Ports—Summit X450 Switch Only .........120
Dynamic versus Static Load Sharing....................................................................................120
Load-Sharing Algorithms....................................................................................................120
LACP—Dynamic Link Aggregation.......................................................................................122
Configuring Switch Load Sharing ........................................................................................123