routing table

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routing table

Hi,

when I display routing table using netstat -rn -f inet (for example) then there is one route for every potential host in my local network (172.16.14.0/24 in this example)

It looks like a bug. Any idea how to display "normal" routes only?

netstat -rn -f inet

Routing tables

Internet:

Destination Gateway Flags Netif Expire

default 172.16.14.1 UGScg en0

127 127.0.0.1 UCS lo0

127.0.0.1 127.0.0.1 UH lo0

169.254 link#12 UCS en0 !

172.16.14/24 link#12 UCS en0 !

172.16.14.1/32 link#12 UCS en0 !

172.16.14.1 7c:5a:1c:69:da:f0 UHLWIir en0 1167

172.16.14.2 link#12 UHLWI en0 !

172.16.14.3 link#12 UHLWI en0 !

172.16.14.4 link#12 UHLWI en0 !

172.16.14.5 link#12 UHLWI en0 !

172.16.14.6 link#12 UHLWI en0 !

172.16.14.7 link#12 UHLWI en0 !

172.16.14.8 link#12 UHLWI en0 !

172.16.14.9 link#12 UHLWI en0 !

172.16.14.10 link#12 UHLWI en0 !

172.16.14.11 0:1a:8c:ca:7b:43 UHLWI en0 !

172.16.14.12 0:1a:8c:ca:7b:32 UHLWI en0 !

172.16.14.13 link#12 UHLWI en0 !

172.16.14.14 link#12 UHLWI en0 !

172.16.14.15 link#12 UHLWI en0 !

172.16.14.16 link#12 UHLWI en0 !

172.16.14.17 link#12 UHLWI en0 !

172.16.14.18 link#12 UHLWI en0 !

172.16.14.19 link#12 UHLWI en0 !

172.16.14.20 link#12 UHLWI en0 !

172.16.14.21 link#12 UHLWI en0 !

172.16.14.22 link#12 UHLWI en0 !

172.16.14.23 link#12 UHLWI en0 !

...

172.16.14.253 link#12 UHLWI en0 !

172.16.14.254 link#12 UHLWI en0 !

172.16.14.255 ff:ff:ff:ff:ff:ff UHLWbI en0 !

Posted on Jan 31, 2023 1:27 AM

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Answer 1

Feb 1, 2023 5:46 AM in response to JV172

JV172 wrote:

Hi,

when I display routing table using netstat -rn -f inet (for example) then there is one route for every potential host in my local network (172.16.14.0/24 in this example)

It looks like a bug. Any idea how to display "normal" routes only?

netstat -rn -f inet

Routing tables

Internet:

Destination Gateway Flags Netif Expire

Did you reference the man page and see if there is something there...(?)

man netstat | more

if you think it is a bug you can file a bug report here: Product Feedback - Apple

or

use the Feedback Assistant.app

ref: Get started with Feedback Assistant on Mac - Apple Support

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routing table

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