[e-nsp] Extreme switch "show iparp" - IP Rejected

[Robert Lister]

Config snippets may help to work this out.

By 'secondary IP' how is this configured on the cisco, and why?

Rob

-- 
Robert Lister


> Provider assigned a /30 say 172.16.0.0/30 -> his IP is say 172.16.0.1/30
> Switch A is not assigned an IP on the /27. This switch is simple all L2 (tagged/untagged or trunk/access ports)
> Switch B is assigned an IP from a /27 say 192.168.0.4/27
> Switch C is assigned an IP from a /27 say 192.168.0.2/27
> Main Router is assigned an IP from a /27 say 192.168.0.1/27 and the secondary IP is 172.16.0.2/30
> 
> 
> sh iparp
> Destination     Mac                Age Static  VLAN    [VID]   Port
> 192.168.0.1  mac-address-here    0   NO  vlan-name-here  [0002]  1
>      Dynamic Entries:        1              Static Entries:       0
>      Pending Entries:        0
>          Out Request:       16                Out Response:      11
>           In Request:     1875                 In Response:      19
>       Proxy Answered:        0
>             Rx Error:        0                 Dup IP Addr:       0
>       Rejected count:      480                 Rejected IP: 172.16.0.2
>        Rejected Port:        1                Rejected I/F: transport

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