[FROG] What 'ge' 'le' really means ?

Daniel Corbe daniel at corbe.net
Sun Feb 16 02:35:04 EST 2020


Simon,

If you're trying to specify a maximum prefix length of 32, you need
the le keyword.

ip prefix-list test_ipv4_1_1 seq 10 permit 192.18.8.0/24 ge 32 means
"accept any prefix length for 192.18.8.0 between 24 and 32 bits"

IE ip prefix-list test_ipv4_1_1 seq 10 permit <subnet>/<shortest
prefix match> le <longest prefix match>

On Sat, Feb 15, 2020 at 5:47 PM Simon Jones <batmanustc at gmail.com> wrote:
>
> Hi all,
>
> In this command:
>>
>> gyw-229(config)# ip prefix-list test_ipv4_1_1 seq 10 permit 192.18.8.0/24 ge 24
>> % Invalid prefix range for 192.18.8.0/24, make sure: len < ge-value <= le-value
>> gyw-229(config)# ip prefix-list test_ipv4_1_1 seq 10 permit 192.18.8.0/24 ge 25
>
> we see 'ge' means greater.
>
> But in doc:
>>
>> ge command specifies prefix length. The prefix list will be applied if the
>> prefix length is greater than or equal to the ge prefix length
>
>
> So what's 'ge' really means?
> And how to set equal command? Set equal command using 'ge xxx le xxx' before, but if 'ge' means greater, how to set? Use this command?
>>
>> ip prefix-list test_ipv4_1_1 seq 10 permit 192.18.8.0/32
>
>
> ----
> Simon Jones
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