Users Guide

Conguring Lossless QueuesExample:..................................................................................................................238
Priority-Based Flow Control Using Dynamic Buer Method..............................................................................240
Behavior of Tagged Packets..........................................................................................................................................241
Conguration Example for DSCP and PFC Priorities.................................................................................................241
SNMP Support for PFC and Buer Statistics Tracking............................................................................................242
Performing PFC Using DSCP Bits Instead of 802.1p Bits.........................................................................................242
PFC and ETS Conguration Examples........................................................................................................................243
Using PFC to Manage Converged Ethernet Trac...................................................................................................243
Operations on Untagged Packets................................................................................................................................243
Generation of PFC for a Priority for Untagged Packets...........................................................................................244
Congure Enhanced Transmission Selection..............................................................................................................244
ETS Prerequisites and Restrictions........................................................................................................................244
Creating an ETS Priority Group..............................................................................................................................244
ETS Operation with DCBx...................................................................................................................................... 245
Conguring Bandwidth Allocation for DCBx CIN.................................................................................................246
Conguring ETS in a DCB Map..............................................................................................................................247
Hierarchical Scheduling in ETS Output Policies......................................................................................................... 248
Using ETS to Manage Converged Ethernet Trac...................................................................................................248
Applying DCB Policies in a Switch Stack.................................................................................................................... 248
Congure a DCBx Operation........................................................................................................................................249
DCBx Operation....................................................................................................................................................... 249
DCBx Port Roles...................................................................................................................................................... 249
DCB Conguration Exchange................................................................................................................................. 251
Conguration Source Election................................................................................................................................ 251
Propagation of DCB Information............................................................................................................................252
Auto-Detection and Manual Conguration of the DCBx Version...................................................................... 252
DCBx Example..........................................................................................................................................................252
DCBx Prerequisites and Restrictions.....................................................................................................................253
Conguring DCBx....................................................................................................................................................253
Verifying the DCB Conguration..................................................................................................................................257
QoS dot1p Trac Classication and Queue Assignment..........................................................................................265
Conguring the Dynamic Buer Method................................................................................................................... 266
Sample DCB Conguration........................................................................................................................................... 267
PFC and ETS Conguration Command Examples...............................................................................................269
13 Dynamic Host Conguration Protocol (DHCP)......................................................................................... 270
DHCP Packet Format and Options..............................................................................................................................270
Assign an IP Address using DHCP............................................................................................................................... 272
Implementation Information..........................................................................................................................................273
Congure the System to be a DHCP Server..............................................................................................................273
Conguring the Server for Automatic Address Allocation.................................................................................. 274
Specifying a Default Gateway................................................................................................................................ 275
Congure a Method of Hostname Resolution......................................................................................................275
Using DNS for Address Resolution........................................................................................................................ 275
Using NetBIOS WINS for Address Resolution......................................................................................................276
Creating Manual Binding Entries............................................................................................................................276
Debugging the DHCP Server................................................................................................................................. 276
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