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SSH Lockout Settings...................................................................................................................................................820
Dell EMC Networking OS Security Hardening............................................................................................................821
Dell EMC Networking OS Image Verication........................................................................................................821
Startup Conguration Verication.........................................................................................................................822
Conguring the root User Password..................................................................................................................... 823
Enabling User Lockout for Failed Login Attempts................................................................................................824
46 Service Provider Bridging........................................................................................................................ 825
VLAN Stacking...............................................................................................................................................................825
Important Points to Remember............................................................................................................................. 826
Congure VLAN Stacking.......................................................................................................................................826
Creating Access and Trunk Ports...........................................................................................................................827
Enable VLAN-Stacking for a VLAN.......................................................................................................................828
Conguring the Protocol Type Value for the Outer VLAN Tag.......................................................................... 828
Conguring Dell EMC Networking OS Options for Trunk Ports........................................................................ 828
Debugging VLAN Stacking.....................................................................................................................................829
VLAN Stacking in Multi-Vendor Networks...........................................................................................................830
VLAN Stacking Packet Drop Precedence.................................................................................................................. 833
Enabling Drop Eligibility........................................................................................................................................... 833
Honoring the Incoming DEI Value.......................................................................................................................... 834
Marking Egress Packets with a DEI Value............................................................................................................ 835
Dynamic Mode CoS for VLAN Stacking.....................................................................................................................835
Mapping C-Tag to S-Tag dot1p Values...................................................................................................................836
Layer 2 Protocol Tunneling............................................................................................................................................837
Implementation Information....................................................................................................................................839
Enabling Layer 2 Protocol Tunneling......................................................................................................................839
Specifying a Destination MAC Address for BPDUs.............................................................................................840
Setting Rate-Limit BPDUs......................................................................................................................................840
Debugging Layer 2 Protocol Tunneling.................................................................................................................. 841
Provider Backbone Bridging..........................................................................................................................................841
47 sFlow....................................................................................................................................................... 842
Overview.........................................................................................................................................................................842
Implementation Information..........................................................................................................................................842
Important Points to Remember............................................................................................................................. 843
Enabling Extended sFlow..............................................................................................................................................843
Enabling and Disabling sFlow on an Interface............................................................................................................ 844
Enabling sFlow Max-Header Size Extended...............................................................................................................844
sFlow Show Commands............................................................................................................................................... 845
Displaying Show sFlow Global................................................................................................................................845
Displaying Show sFlow on an Interface.................................................................................................................846
Displaying Show sFlow on a Stack-unit................................................................................................................ 846
Conguring Specify Collectors.....................................................................................................................................847
Changing the Polling Intervals......................................................................................................................................847
Back-O Mechanism.....................................................................................................................................................847
sFlow on LAG ports.......................................................................................................................................................848
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