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Creating Access and Trunk Ports......................................................................................................................... 745
Enable VLAN-Stacking for a VLAN.......................................................................................................................745
Configuring the Protocol Type Value for the Outer VLAN Tag..................................................................... 745
Configuring Dell EMC Networking OS Options for Trunk Ports....................................................................746
Debugging VLAN Stacking......................................................................................................................................746
VLAN Stacking in Multi-Vendor Networks..........................................................................................................746
VLAN Stacking Packet Drop Precedence................................................................................................................. 749
Enabling Drop Eligibility............................................................................................................................................749
Honoring the Incoming DEI Value..........................................................................................................................750
Marking Egress Packets with a DEI Value.......................................................................................................... 750
Dynamic Mode CoS for VLAN Stacking..................................................................................................................... 751
Mapping C-Tag to S-Tag dot1p Values................................................................................................................752
Layer 2 Protocol Tunneling...........................................................................................................................................752
Enabling Layer 2 Protocol Tunneling.................................................................................................................... 754
Specifying a Destination MAC Address for BPDUs.......................................................................................... 755
Setting Rate-Limit BPDUs...................................................................................................................................... 755
Debugging Layer 2 Protocol Tunneling................................................................................................................755
Provider Backbone Bridging.........................................................................................................................................755
Chapter 49: sFlow......................................................................................................................757
Overview........................................................................................................................................................................... 757
Implementation Information..........................................................................................................................................757
Enabling and Disabling sFlow....................................................................................................................................... 758
Enabling and Disabling sFlow on an Interface..........................................................................................................758
Enabling sFlow Max-Header Size Extended.............................................................................................................758
sFlow Show Commands................................................................................................................................................ 759
Displaying Show sFlow Global................................................................................................................................759
Displaying Show sFlow on an Interface............................................................................................................... 760
Displaying Show sFlow on a Linecard.................................................................................................................. 760
Configuring Specify Collectors.................................................................................................................................... 760
Changing the Polling Intervals...................................................................................................................................... 761
Back-Off Mechanism...................................................................................................................................................... 761
sFlow on LAG ports.........................................................................................................................................................761
Enabling Extended sFlow............................................................................................................................................... 761
Important Points to Remember............................................................................................................................. 762
Chapter 50: Simple Network Management Protocol (SNMP)..................................................... 764
Protocol Overview.......................................................................................................................................................... 764
Implementation Information..........................................................................................................................................765
Configuration Task List for SNMP..............................................................................................................................765
Important Points to Remember................................................................................................................................... 765
Set up SNMP................................................................................................................................................................... 766
Creating a Community............................................................................................................................................. 766
Setting Up User-Based Security (SNMPv3)......................................................................................................766
Reading Managed Object Values.................................................................................................................................767
Writing Managed Object Values.................................................................................................................................. 768
Configuring Contact and Location Information using SNMP...............................................................................768
Subscribing to Managed Object Value Updates using SNMP..............................................................................769
Enabling a Subset of SNMP Traps..............................................................................................................................770
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