Setup Guide

Table Of Contents
Syslog Warning Upon Connecting SFP28 Optics with QSA.................................................................................394
FEC Configuration.......................................................................................................................................................... 395
View interface information with FEC type............................................................................................................... 396
View Advanced Interface Information....................................................................................................................... 398
Configuring the Interface Sampling Size.............................................................................................................398
Configuring the Traffic Sampling Size Globally....................................................................................................... 399
Dynamic Counters........................................................................................................................................................... 401
Clearing Interface Counters.................................................................................................................................... 401
Enhanced Validation of Interface Ranges.................................................................................................................402
Compressing Configuration Files................................................................................................................................ 402
OUI on 25G and 50G Interfaces..................................................................................................................................404
Configuring OUI on 25G and 50G Interfaces.....................................................................................................404
Chapter 21: IPv4 Routing...........................................................................................................405
IP Addresses.................................................................................................................................................................... 406
Configuration Tasks for IP Addresses....................................................................................................................... 406
Assigning IP Addresses to an Interface.....................................................................................................................406
Configuring Static Routes.............................................................................................................................................407
Adding description for IPv4 and IPv6 static routes..........................................................................................408
Configure Static Routes for the Management Interface...................................................................................... 409
IPv4 Path MTU Discovery Overview......................................................................................................................... 409
Using the Configured Source IP Address in ICMP Messages...............................................................................410
Configuring the Duration to Establish a TCP Connection..................................................................................... 410
Enabling Directed Broadcast.........................................................................................................................................410
Resolution of Host Names..............................................................................................................................................411
Enabling Dynamic Resolution of Host Names............................................................................................................411
Specifying the Local System Domain and a List of Domains................................................................................ 412
Configuring DNS with Traceroute............................................................................................................................... 412
ARP..................................................................................................................................................................................... 413
Configuration Tasks for ARP........................................................................................................................................ 413
Configuring Static ARP Entries.................................................................................................................................... 413
Enabling Proxy ARP.........................................................................................................................................................414
Clearing ARP Cache........................................................................................................................................................ 414
ARP Learning via Gratuitous ARP................................................................................................................................414
Enabling ARP Learning via Gratuitous ARP...............................................................................................................414
ARP Learning via ARP Request....................................................................................................................................415
Configuring ARP Retries................................................................................................................................................ 415
ICMP................................................................................................................................................................................... 416
Configuration Tasks for ICMP...................................................................................................................................... 416
Enabling ICMP Unreachable Messages...................................................................................................................... 416
ICMP Redirects................................................................................................................................................................ 416
UDP Helper........................................................................................................................................................................417
Enabling UDP Helper.......................................................................................................................................................418
Configuring a Broadcast Address................................................................................................................................ 418
Configurations Using UDP Helper................................................................................................................................418
UDP Helper with Broadcast-All Addresses................................................................................................................419
UDP Helper with Subnet Broadcast Addresses....................................................................................................... 419
UDP Helper with Configured Broadcast Addresses............................................................................................... 420
UDP Helper with No Configured Broadcast Addresses.........................................................................................420
Troubleshooting UDP Helper........................................................................................................................................ 421
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