Date: Sat, 2 Sep 2006 23:10:25 GMT From: Stefan Bethke <stb@lassitu.de> To: freebsd-net@FreeBSD.org Subject: Re: kern/102607: [if_bridge] don't generate random L2 address Message-ID: <200609022310.k82NAPnE094593@freefall.freebsd.org>
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The following reply was made to PR kern/102607; it has been noted by GNATS. From: Stefan Bethke <stb@lassitu.de> To: bug-followup@FreeBSD.org Cc: Subject: Re: kern/102607: [if_bridge] don't generate random L2 address Date: Sun, 3 Sep 2006 01:09:16 +0200 Here's my suggestion for an addition to if_bridge(4): --- if_bridge.4.orig Sun Aug 13 20:44:18 2006 +++ if_bridge.4 Fri Sep 1 18:53:19 2006 @@ -107,6 +107,13 @@ in .Xr rc.conf 5 . .Pp +The +.Nm +interface randomly chooses a link (MAC) address in the range reserved for +locally adminstered addresses when it is created. +The address can be changed by assigning the desired link address using +.Xr ifconfig 8 . +.Pp The MTU of the first member interface to be added is used as the bridge MTU. All additional members are required to have exactly the same value. .Pp @@ -231,6 +238,16 @@ addm fxp6 stp fxp6 \e addm fxp7 stp fxp7 \e up +.Ed +.Pp +The bridge can be used as a regular host interface at the same time as +bridging between it's member ports. In this example, the bridge connects em0 +and em1, and will receive it's IP address through DHCP: +.Bd -literal -offset indent +cloned_interfaces="bridge0" +ifconfig_bridge0="link 12:34:56:78:9a:bc addm em0 addm em0 DHCP" +ifconfig_em0="up" +ifconfig_em1="up" .Ed .Pp The bridge can tunnel Ethernet across an IP internet using the EtherIP
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