Alcatel-Lucent OmniSwitch 6250 - Page 6

Contents
vi OmniSwitch 6250/6450 Switch Management Guide May 2012
Setting SNMP Security ...................................................................................3-12
Working with SNMP Traps ..........................................................................................3-13
Trap Filtering ..........................................................................................................3-13
Filtering by Trap Families ...............................................................................3-13
Filtering By Individual Trap ............................................................................3-13
Authentication Trap ................................................................................................3-14
Trap Management ..................................................................................................3-14
Replaying Traps ...............................................................................................3-14
Absorbing Traps ..............................................................................................3-14
Sending Traps to WebView .............................................................................3-14
SNMP MIB Information ...............................................................................................3-15
MIB Tables .............................................................................................................3-15
MIB Table Description ....................................................................................3-15
Industry Standard MIBs .........................................................................................3-16
Enterprise (Proprietary) MIBs ................................................................................3-20
Verifying the SNMP Configuration ..............................................................................3-24
Chapter 4 Configuring Network Time Protocol (NTP) ..........................................................4-1
In This Chapter ................................................................................................................4-1
NTP Specifications ..........................................................................................................4-2
NTP Defaults Table .........................................................................................................4-2
NTP Quick Steps .............................................................................................................4-3
NTP Overview ................................................................................................................4-5
Stratum .....................................................................................................................4-6
Using NTP in a Network ..........................................................................................4-6
Authentication ..........................................................................................................4-8
Configuring NTP .............................................................................................................4-9
Configuring the OmniSwitch as a Client .................................................................4-9
NTP Servers ...........................................................................................................4-10
Using Authentication ..............................................................................................4-12
Verifying NTP Configuration .......................................................................................4-13
Chapter 5 Managing CMM Directory Content ........................................................................5-1
In This Chapter ................................................................................................................5-1
CMM Specifications .......................................................................................................5-2
USB Flash Drive Specifications ......................................................................................5-2
CMM Files ......................................................................................................................5-3
CMM Software Directory Structure .........................................................................5-3
Where is the Switch Running From? .................................................................5-4
Software Rollback Feature .......................................................................................5-4
Software Rollback Configuration Scenarios for a Single Switch .....................5-5
Redundancy ..............................................................................................................5-9
Redundancy Scenarios .......................................................................................5-9