Date: Thu, 23 Feb 2006 12:06:59 +0700 From: Eugene Grosbein <eugen@kuzbass.ru> To: Nikos Vassiliadis <nvass@teledomenet.gr> Cc: freebsd-hackers@freebsd.org Subject: Re: (feature change request) remove link-layer generated routes from netstat -r Message-ID: <20060223050659.GA89118@svzserv.kemerovo.su> In-Reply-To: <200602221550.17842.nvass@teledomenet.gr> References: <200602221550.17842.nvass@teledomenet.gr>
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On Wed, Feb 22, 2006 at 03:50:17PM +0200, Nikos Vassiliadis wrote:
> netstat -r prints link-layer generated routes and many
> times the output becomes somehow obscure. For
> example:
>
> root@brad:0:/usr/home/src/FreeBSD-6/src/usr.bin/netstat# netstat -ranfinet
> Routing tables
>
> Internet:
> Destination Gateway Flags Refs Use Netif Expire
> default 10.1.1.244 UGS 0 31016 rl0
> 10.1.1/24 link#1 UC 0 0 rl0
> 10.1.1.181 00:0f:1f:fb:02:f5 UHLW 1 0 rl0
> 10.1.1.182 00:e0:fc:38:d4:40 UHLW 1 0 rl0
> 10.1.1.183 00:e0:fc:65:07:fd UHLW 1 0 rl0
> 10.1.1.244 00:50:fc:fe:74:3b UHLW 2 1 rl0
> 10.1.1.254 00:0c:cf:70:50:06 UHLW 1 0 rl0
> 127.0.0.1 127.0.0.1 UH 0 1117 lo0
> 192.168.1 link#5 UC 0 0 fxp0
> 192.168.1.25 00:05:5d:4d:19:58 UHLW 1 0 fxp0
> 192.168.1.45 00:11:43:b6:a1:55 UHLW 1 0 fxp0
> 192.168.1.71 00:0c:f1:b9:38:50 UHLW 1 1645 fxp0
> 192.168.1.84 00:04:23:af:79:66 UHLW 1 0 fxp0
> 192.168.1.112 00:30:4f:21:3b:8a UHLW 1 0 fxp0
> 192.168.1.196 00:07:e9:40:1f:c5 UHLW 1 0 fxp0
> 192.168.1.199 00:e0:81:21:28:21 UHLW 1 0 fxp0
> 192.168.1.200 00:30:4f:03:88:03 UHLW 1 0 fxp0
>
>
> when the information I was actually looking for is:
>
> root@brad:0:/usr/home/src/FreeBSD-6/src/usr.bin/netstat# netstat -rnfinet
> Routing tables
>
> Internet:
> Destination Gateway Flags Refs Use Netif Expire
> default 10.1.1.244 UGS 0 31016 rl0
> 10.1.1/24 link#1 UC 0 0 rl0
> 127.0.0.1 127.0.0.1 UH 0 1117 lo0
> 192.168.1 link#5 UC 0 0 fxp0
> root@brad:0:/usr/home/src/FreeBSD-6/src/usr.bin/netstat#
>
>
> The attachment patch ("cvs diff -u -rHEAD route.c" generated) prints
> link-layer generated routes when -a is specified and ignores them
> the rest of the time.
>
> Thoughts? POLA violation?
Just use:
netstat -rn | awk '$3 !~ /L/ { print }'
Eugene
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