Administrator Guide

Splitting QSFP Ports to SFP+ Ports.....................................................................................433
Merging SFP+ Ports to QSFP 40G Ports..................................................................... 433
Configure the MTU Size on an Interface.................................................................... 434
Configuring wavelength for 10–Gigabit SFP+ optics.................................................... 434
Converting a QSFP or QSFP+ Port to an SFP or SFP+ Port..........................................435
Important Points to Remember.................................................................................... 436
Example Scenarios...........................................................................................................436
Layer 2 Flow Control Using Ethernet Pause Frames......................................................436
Enabling Pause Frames................................................................................................... 437
Configure MTU Size on an Interface................................................................................. 438
Port-Pipes................................................................................................................................439
Auto-Negotiation on Ethernet Interfaces.........................................................................439
Setting the Speed and Duplex Mode of Ethernet Interfaces.................................. 439
View Advanced Interface Information...............................................................................442
Configuring the Interface Sampling Size.................................................................... 442
Dynamic Counters...........................................................................................................444
Enhanced Control of Remote Fault Indication Processing.......................................... 445
25 Internet Protocol Security (IPSec)..................................................................................446
Configuring IPSec .................................................................................................................446
26 IPv4 Routing....................................................................................................................... 448
IP Addresses............................................................................................................................448
Implementation Information.........................................................................................449
Configuration Tasks for IP Addresses..........................................................................449
IPv4 Path MTU Discovery Overview...................................................................................452
Using the Configured Source IP Address in ICMP Messages....................................... 453
Configuring the ICMP Source Interface......................................................................453
Configuring the Duration to Establish a TCP Connection............................................453
Enabling Directed Broadcast...............................................................................................454
Resolution of Host Names...................................................................................................454
Enabling Dynamic Resolution of Host Names...........................................................454
Specifying the Local System Domain and a List of Domains..................................455
Configuring DNS with Traceroute................................................................................456
ARP............................................................................................................................................ 457
Configuration Tasks for ARP.......................................................................................... 457
ARP Learning via Gratuitous ARP........................................................................................459
ARP Learning via ARP Request............................................................................................ 459
Configuring ARP Retries.......................................................................................................460
ICMP..........................................................................................................................................461
Configuration Tasks for ICMP........................................................................................461
UDP Helper..............................................................................................................................461
Configuration Guide
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