Foundry Networks Switch and Router - Page 14

Foundry Switch and Router Installation and Configuration Guide
xiv December 2000
CHAPTER 15
C
ONFIGURING IP....................................................................................... 15-1
BASIC CONFIGURATION .............................................................................................................................15-1
O
VERVIEW ................................................................................................................................................15-2
IP I
NTERFACES ..................................................................................................................................15-2
IP PACKET FLOW THROUGH A LAYER 3 SWITCH .................................................................................15-3
IP R
OUTE EXCHANGE PROTOCOLS .....................................................................................................15-7
IP M
ULTICAST PROTOCOLS ................................................................................................................15-7
IP INTERFACE REDUNDANCY PROTOCOLS ...........................................................................................15-8
N
ETWORK ADDRESS TRANSLATION .....................................................................................................15-8
A
CCESS CONTROL LISTS AND IP ACCESS POLICIES ............................................................................15-8
BASIC IP PARAMETERS AND DEFAULTS – LAYER 3 SWITCHES ....................................................................15-9
W
HEN PARAMETER CHANGES TAKE EFFECT .......................................................................................15-9
IP G
LOBAL PARAMETERS – LAYER 3 SWITCHES ................................................................................15-10
IP INTERFACE PARAMETERS – LAYER 3 SWITCHES ...........................................................................15-14
B
ASIC IP PARAMETERS AND DEFAULTS – LAYER 2 SWITCHES ..................................................................15-16
IP G
LOBAL PARAMETERS – LAYER 2 SWITCHES ................................................................................15-16
I
NTERFACE IP PARAMETERS – LAYER 2 SWITCHES ...........................................................................15-18
C
ONFIGURING IP PARAMETERS – LAYER 3 SWITCHES .............................................................................15-19
C
ONFIGURING IP ADDRESSES ..........................................................................................................15-19
C
ONFIGURING DOMAIN NAME SERVER (DNS) RESOLVER ..................................................................15-23
C
ONFIGURING PACKET PARAMETERS ................................................................................................15-24
C
HANGING THE ROUTER ID ..............................................................................................................15-26
S
PECIFYING A SINGLE SOURCE INTERFACE FOR TELNET, TACACS/TACACS+, OR RADIUS PACKETS ......
15-27
C
ONFIGURING ARP PARAMETERS ....................................................................................................15-29
R
ATE LIMITING ARP PACKETS ..........................................................................................................15-30
C
ONFIGURING FORWARDING PARAMETERS .......................................................................................15-35
D
ISABLING ICMP MESSAGES ...........................................................................................................15-37
D
ISABLING ICMP REDIRECTS ...........................................................................................................15-39
C
ONFIGURING STATIC ROUTES .........................................................................................................15-39
C
ONFIGURING A DEFAULT NETWORK ROUTE .....................................................................................15-49
C
ONFIGURING IP LOAD SHARING ......................................................................................................15-51
O
PTIMIZING THE IP FORWARDING CACHE ..........................................................................................15-63
C
ONFIGURING IRDP .........................................................................................................................15-66
C
ONFIGURING RARP .......................................................................................................................15-68
C
ONFIGURING UDP BROADCAST AND IP HELPER PARAMETERS ........................................................15-70
C
ONFIGURING BOOTP/DHCP FORWARDING PARAMETERS ................................................................15-73
C
ONFIGURING IP PARAMETERS – LAYER 2 SWITCHES .............................................................................15-76
C
ONFIGURING THE MANAGEMENT IP ADDRESS AND SPECIFYING THE DEFAULT GATEWAY ..................15-76
C
ONFIGURING DOMAIN NAME SERVER (DNS) RESOLVER ..................................................................15-77
C
HANGING THE TTL THRESHOLD ......................................................................................................15-79
C
ONFIGURING DHCP ASSIST ...........................................................................................................15-79
D
ISPLAYING IP CONFIGURATION INFORMATION AND STATISTICS ...............................................................15-83
C
HANGING THE NETWORK MASK DISPLAY TO PREFIX FORMAT ..........................................................15-83