Setup Guide

Enable VLAN-Stacking for a VLAN.......................................................................................................................928
Conguring the Protocol Type Value for the Outer VLAN Tag.......................................................................... 928
Conguring Dell EMC Networking OS Options for Trunk Ports........................................................................928
Debugging VLAN Stacking.....................................................................................................................................929
VLAN Stacking in Multi-Vendor Networks...........................................................................................................930
VLAN Stacking Packet Drop Precedence.................................................................................................................. 934
Enabling Drop Eligibility........................................................................................................................................... 934
Honoring the Incoming DEI Value.......................................................................................................................... 935
Marking Egress Packets with a DEI Value............................................................................................................ 935
Dynamic Mode CoS for VLAN Stacking.....................................................................................................................936
Mapping C-Tag to S-Tag dot1p Values...................................................................................................................937
Layer 2 Protocol Tunneling........................................................................................................................................... 938
Implementation Information....................................................................................................................................939
Enabling Layer 2 Protocol Tunneling..................................................................................................................... 940
Specifying a Destination MAC Address for BPDUs.............................................................................................940
Setting Rate-Limit BPDUs......................................................................................................................................940
Debugging Layer 2 Protocol Tunneling.................................................................................................................. 941
Provider Backbone Bridging..........................................................................................................................................941
52 sFlow.......................................................................................................................................................942
Overview.........................................................................................................................................................................942
Implementation Information..........................................................................................................................................942
Important Points to Remember............................................................................................................................. 943
Enabling Extended sFlow..............................................................................................................................................943
Enabling and Disabling sFlow on an Interface............................................................................................................ 944
Enabling sFlow Max-Header Size Extended...............................................................................................................944
sFlow Show Commands............................................................................................................................................... 945
Displaying Show sFlow Global................................................................................................................................945
Displaying Show sFlow on an Interface................................................................................................................ 946
Displaying Show sFlow on a Stack-unit................................................................................................................ 947
Conguring Specify Collectors.....................................................................................................................................947
Changing the Polling Intervals......................................................................................................................................947
Back-O Mechanism.................................................................................................................................................... 948
sFlow on LAG ports.......................................................................................................................................................948
Enabling Extended sFlow..............................................................................................................................................948
Important Points to Remember............................................................................................................................. 949
53 Simple Network Management Protocol (SNMP)..................................................................................... 950
Protocol Overview..........................................................................................................................................................951
Implementation Information.......................................................................................................................................... 951
SNMPv3 Compliance With FIPS..................................................................................................................................951
Conguration Task List for SNMP...............................................................................................................................952
Related Conguration Tasks...................................................................................................................................952
Important Points to Remember................................................................................................................................... 953
Set up SNMP.................................................................................................................................................................953
Creating a Community............................................................................................................................................ 953
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Contents