Cisco Catalyst 4500 Series - Switch B

58-9
Catalyst 4500 Series Switch, Cisco IOS Software Configuration Guide - Cisco IOS XE 3.9.xE and IOS 15.2(5)Ex
Chapter 58 Configuring Dynamic ARP Inspection
Configuring Dynamic ARP Inspection
SwitchA# show ip dhcp snooping binding
MacAddress IpAddress Lease(sec) Type VLAN Interface
------------------ --------------- ---------- ------------- ---- --------------------
00:01:00:01:00:01 170.1.1.1 3597 dhcp-snooping 100 GigabitEthernet3/27
Total number of bindings: 1
SwitchA# show ip arp inspection statistics vlan 100
Vlan Forwarded Dropped DHCP Drops ACL Drops
---- --------- ------- ---------- ---------
100 15 0 0 0
Vlan DHCP Permits ACL Permits Source MAC Failures
---- ------------ ----------- -------------------
100 0 0 0
Vlan Dest MAC Failures IP Validation Failures Invalid Protocol Data
---- ----------------- ---------------------- ---------------------
100 0 0 0
SwitchA#
Switch B
SwitchB# show cdp neighbors
Capability Codes: R - Router, T - Trans Bridge, B - Source Route Bridge
S - Switch, H - Host, I - IGMP, r - Repeater, P - Phone
Device ID Local Intrfce Holdtme Capability Platform Port ID
SwitchA Gig 3/46 163 R S I WS-C4507R Gig 3/48
SwitchB#
SwitchB# configure terminal
Enter configuration commands, one per line. End with CNTL/Z.
SwitchB(config)# ip arp inspection vlan 100
SwitchB(config)# interface g3/46
SwitchB(config-if)# ip arp inspection trust
SwitchB(config-if)# end
SwitchB#
SwitchB# show ip arp inspection interfaces
Interface Trust State Rate (pps) Burst Interval
--------------- ----------- ---------- --------------
Gi1/1 Untrusted 15 1
Gi1/2 Untrusted 15 1
Gi3/1 Untrusted 15 1
Gi3/2 Untrusted 15 1
Gi3/3 Untrusted 15 1
Gi3/4 Untrusted 15 1
Gi3/5 Untrusted 15 1
Gi3/6 Untrusted 15 1
Gi3/7 Untrusted 15 1
Gi3/8 Untrusted 15 1
Gi3/9 Untrusted 15 1
Gi3/10 Untrusted 15 1
Gi3/11 Untrusted 15 1
Gi3/12 Untrusted 15 1
Gi3/13 Untrusted 15 1
Gi3/14 Untrusted 15 1
Gi3/15 Untrusted 15 1
Gi3/16 Untrusted 15 1
Gi3/17 Untrusted 15 1
Gi3/18 Untrusted 15 1
Gi3/19 Untrusted 15 1