118
Chapter 10 IP interface configuration
Chapter contents
Introduction........................................................................................................................................................119
IP interface configuration task list........................................................................................................................119
Creating an IP interface ................................................................................................................................119
Deleting an IP interface ................................................................................................................................120
Setting the IP address and netmask ...............................................................................................................121
Configuring a NAPT DMZ interface ............................................................................................................121
ICMP message processing .............................................................................................................................122
ICMP redirect messages ................................................................................................................................122
Router advertisement broadcast message .......................................................................................................122
Defining the MTU and MSS of the interface ................................................................................................123
Configuring an interface as a point-to-point link ..........................................................................................124
Displaying IP interface information ..............................................................................................................124
Displaying dynamic ARP entries ...................................................................................................................125
Flushing dynamic ARP entries ......................................................................................................................125
Processing gratuitous ARP requests ...............................................................................................................125
Testing connections with the ping command ................................................................................................125
IP link supervision ........................................................................................................................................126
Check connectivity of an IP link .............................................................................................................127
Show IP link status ..................................................................................................................................127
Debug connectivity .................................................................................................................................127
Debug ARP ...................................................................................................................................................127
Traceroute ....................................................................................................................................................128
Configuring the IGMP Proxy..............................................................................................................................129