Administrator Guide

Load Balancing Through Port Channels................................................................................................................... 388
Changing the Hash Algorithm....................................................................................................................................388
Bulk Configuration.............................................................................................................................................................389
Interface Range........................................................................................................................................................... 389
Bulk Configuration Examples..................................................................................................................................... 389
Defining Interface Range Macros................................................................................................................................... 390
Define the Interface Range.........................................................................................................................................391
Choosing an Interface-Range Macro........................................................................................................................ 391
Monitoring and Maintaining Interfaces............................................................................................................................391
Maintenance Using TDR.............................................................................................................................................392
Non Dell-Qualified Transceivers...................................................................................................................................... 392
Splitting 40G Ports without Reload................................................................................................................................ 393
Splitting QSFP Ports to SFP+ Ports.............................................................................................................................. 394
Converting a QSFP or QSFP+ Port to an SFP or SFP+ Port.....................................................................................395
Configuring wavelength for 10–Gigabit SFP+ optics................................................................................................... 397
Link Dampening................................................................................................................................................................. 397
Enabling Link Dampening........................................................................................................................................... 400
Link Bundle Monitoring......................................................................................................................................................401
Using Ethernet Pause Frames for Flow Control............................................................................................................ 401
Enabling Pause Frames...............................................................................................................................................402
Configure the MTU Size on an Interface.......................................................................................................................402
Port-Pipes.......................................................................................................................................................................... 403
Auto-Negotiation on Ethernet Interfaces...................................................................................................................... 403
Setting the Speed of Ethernet Interfaces................................................................................................................404
Set Auto-Negotiation Options...................................................................................................................................405
View Advanced Interface Information............................................................................................................................405
Configuring the Interface Sampling Size..................................................................................................................406
Configuring the Traffic Sampling Size Globally............................................................................................................. 407
Dynamic Counters.............................................................................................................................................................408
Clearing Interface Counters.......................................................................................................................................409
Discard Counters...............................................................................................................................................................409
Display discard counters.............................................................................................................................................409
23 Internet Protocol Security (IPSec)............................................................................................ 411
Configuring IPSec ..............................................................................................................................................................411
24 IPv4 Routing........................................................................................................................... 413
IP Addresses....................................................................................................................................................................... 414
Configuration Tasks for IP Addresses............................................................................................................................. 414
Assigning IP Addresses to an Interface...........................................................................................................................414
Configuring Static Routes.................................................................................................................................................415
Adding description for IPv4 and IPv6 static routes................................................................................................. 416
Configure Static Routes for the Management Interface..............................................................................................416
IPv4 Path MTU Discovery Overview...............................................................................................................................417
Using the Configured Source IP Address in ICMP Messages......................................................................................417
Configuring the Duration to Establish a TCP Connection............................................................................................ 418
Enabling Directed Broadcast............................................................................................................................................ 418
Resolution of Host Names................................................................................................................................................ 418
Enabling Dynamic Resolution of Host Names................................................................................................................ 419
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