Reference Guide

Null Interfaces..................................................................................................................................................................340
Port Channel Interfaces................................................................................................................................................ 340
Port Channel Definition and Standards................................................................................................................ 341
Port Channel Benefits...............................................................................................................................................341
Port Channel Implementation................................................................................................................................. 341
10/40 Gbps Interfaces in Port Channels..............................................................................................................341
Configuration Tasks for Port Channel Interfaces..............................................................................................342
Creating a Port Channel.......................................................................................................................................... 342
Adding a Physical Interface to a Port Channel.................................................................................................. 342
Reassigning an Interface to a New Port Channel............................................................................................. 344
Configuring the Minimum Oper Up Links in a Port Channel...........................................................................344
Adding or Removing a Port Channel from a VLAN........................................................................................... 345
Assigning an IP Address to a Port Channel........................................................................................................ 345
Deleting or Disabling a Port Channel....................................................................................................................345
Load Balancing Through Port Channels.............................................................................................................. 346
Load-Balancing Methods.........................................................................................................................................346
Changing the Hash Algorithm................................................................................................................................ 346
Bulk Configuration...........................................................................................................................................................347
Interface Range......................................................................................................................................................... 347
Bulk Configuration Examples..................................................................................................................................347
Defining Interface Range Macros............................................................................................................................... 349
Define the Interface Range.....................................................................................................................................349
Choosing an Interface-Range Macro................................................................................................................... 349
Monitoring and Maintaining Interfaces......................................................................................................................350
Displaying Traffic Statistics on HiGig Ports.............................................................................................................. 351
Link Bundle Monitoring...................................................................................................................................................351
Monitoring HiGig Link Bundles..................................................................................................................................... 351
Enabling HiGig Link-Bundle Monitoring............................................................................................................... 353
Fanning out 40G Ports Dynamically........................................................................................................................... 353
Splitting QSFP Ports to SFP+ Ports..........................................................................................................................353
Converting a QSFP or QSFP+ Port to an SFP or SFP+ Port........................................................................ 354
Link Dampening............................................................................................................................................................... 358
Enabling Link Dampening........................................................................................................................................ 358
Using Ethernet Pause Frames for Flow Control......................................................................................................360
Enabling Pause Frames............................................................................................................................................360
Configure the MTU Size on an Interface...................................................................................................................361
Auto-Negotiation on Ethernet Interfaces..................................................................................................................361
Set Auto-Negotiation Options............................................................................................................................... 362
View Advanced Interface Information....................................................................................................................... 362
Configuring the Interface Sampling Size.............................................................................................................363
Dynamic Counters...........................................................................................................................................................364
Clearing Interface Counters................................................................................................................................... 364
Chapter 23: Internet Protocol Security (IPSec).........................................................................366
Configuring IPSec ..........................................................................................................................................................366
Chapter 24: IPv4 Routing.......................................................................................................... 368
IP Addresses.....................................................................................................................................................................369
Configuration Tasks for IP Addresses........................................................................................................................369
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Contents