Concept Guide

Important Points to Remember............................................................................................................................. 435
Conguration Example of Link Dampening...........................................................................................................435
Enabling Link Dampening........................................................................................................................................ 437
Link Bundle Monitoring................................................................................................................................................. 438
Using Ethernet Pause Frames for Flow Control........................................................................................................ 439
Enabling Pause Frames........................................................................................................................................... 439
Congure the MTU Size on an Interface....................................................................................................................440
Port-Pipes........................................................................................................................................................................441
Auto-Negotiation on Ethernet Interfaces....................................................................................................................441
Setting the Speed of Ethernet Interfaces.............................................................................................................441
Set Auto-Negotiation Options................................................................................................................................443
View Advanced Interface Information.........................................................................................................................443
Conguring the Interface Sampling Size.............................................................................................................. 444
Conguring the Trac Sampling Size Globally...........................................................................................................445
Dynamic Counters..........................................................................................................................................................447
Clearing Interface Counters....................................................................................................................................447
Discard Counters........................................................................................................................................................... 448
Display discard counters......................................................................................................................................... 448
22 Internet Protocol Security (IPSec).......................................................................................................... 450
Conguring IPSec .........................................................................................................................................................450
23 IPv4 Routing............................................................................................................................................452
IP Addresses...................................................................................................................................................................453
Implementation Information....................................................................................................................................453
Conguration Tasks for IP Addresses..........................................................................................................................453
Assigning IP Addresses to an Interface.......................................................................................................................453
Conguring Static Routes............................................................................................................................................ 454
Congure Static Routes for the Management Interface..........................................................................................455
IPv4 Path MTU Discovery Overview.......................................................................................................................... 456
Packet handling during MTU mismatch................................................................................................................456
Using the Congured Source IP Address in ICMP Messages..................................................................................456
Conguring the ICMP Source Interface............................................................................................................... 456
Conguring the Duration to Establish a TCP Connection........................................................................................ 457
Enabling Directed Broadcast........................................................................................................................................ 457
Resolution of Host Names............................................................................................................................................458
Enabling Dynamic Resolution of Host Names............................................................................................................458
Specifying the Local System Domain and a List of Domains................................................................................... 458
Conguring DNS with Traceroute............................................................................................................................... 459
ARP................................................................................................................................................................................. 460
Conguration Tasks for ARP........................................................................................................................................ 460
Conguring Static ARP Entries....................................................................................................................................460
Enabling Proxy ARP....................................................................................................................................................... 461
Clearing ARP Cache.......................................................................................................................................................461
ARP Learning via Gratuitous ARP................................................................................................................................ 461
Enabling ARP Learning via Gratuitous ARP.................................................................................................................461
Contents
15