Service Manual

Secure Shell Authentication....................................................................................................................................728
Troubleshooting SSH...............................................................................................................................................730
Telnet................................................................................................................................................................................731
VTY Line and Access-Class Conguration.................................................................................................................. 731
VTY Line Local Authentication and Authorization................................................................................................ 731
VTY Line Remote Authentication and Authorization...........................................................................................732
VTY MAC-SA Filter Support...................................................................................................................................732
Role-Based Access Control.......................................................................................................................................... 733
Overview of RBAC...................................................................................................................................................733
User Roles.................................................................................................................................................................735
AAA Authentication and Authorization for Roles.................................................................................................738
Role Accounting........................................................................................................................................................ 741
Display Information About User Roles................................................................................................................... 742
45 Service Provider Bridging.........................................................................................................................744
VLAN Stacking............................................................................................................................................................... 744
Important Points to Remember..............................................................................................................................745
Congure VLAN Stacking.......................................................................................................................................745
Creating Access and Trunk Ports...........................................................................................................................746
Enable VLAN-Stacking for a VLAN....................................................................................................................... 746
Conguring the Protocol Type Value for the Outer VLAN Tag...........................................................................747
Conguring Dell Networking OS Options for Trunk Ports...................................................................................747
Debugging VLAN Stacking..................................................................................................................................... 748
VLAN Stacking in Multi-Vendor Networks........................................................................................................... 748
VLAN Stacking Packet Drop Precedence...................................................................................................................752
Enabling Drop Eligibility........................................................................................................................................... 752
Honoring the Incoming DEI Value.......................................................................................................................... 753
Marking Egress Packets with a DEI Value............................................................................................................ 754
Dynamic Mode CoS for VLAN Stacking..................................................................................................................... 754
Mapping C-Tag to S-Tag dot1p Values...................................................................................................................755
Layer 2 Protocol Tunneling........................................................................................................................................... 756
Implementation Information....................................................................................................................................758
Enabling Layer 2 Protocol Tunneling......................................................................................................................758
Specifying a Destination MAC Address for BPDUs.............................................................................................759
Setting Rate-Limit BPDUs......................................................................................................................................759
Debugging Layer 2 Protocol Tunneling..................................................................................................................760
Provider Backbone Bridging......................................................................................................................................... 760
46 sFlow........................................................................................................................................................761
Overview..........................................................................................................................................................................761
Implementation Information...........................................................................................................................................761
Important Points to Remember..............................................................................................................................762
Enabling Extended sFlow.............................................................................................................................................. 762
Enabling and Disabling sFlow on an Interface............................................................................................................ 763
Enabling sFlow Max-Header Size Extended...............................................................................................................763
sFlow Show Commands................................................................................................................................................764
Displaying Show sFlow Global................................................................................................................................ 764
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