docs/141350: [if_bridge] man page incorrectly says a bridge works like a hub

[Bruce Cran]

>Number:         141350
>Category:       docs
>Synopsis:       [if_bridge] man page incorrectly says a bridge works like a hub
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-doc
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          doc-bug
>Submitter-Id:   current-users
>Arrival-Date:   Thu Dec 10 18:00:14 UTC 2009
>Closed-Date:
>Last-Modified:
>Originator:     Bruce Cran
>Release:        8.0
>Organization:
>Environment:
FreeBSD router.draftnet 8.0-STABLE FreeBSD 8.0-STABLE #1: Thu Dec 10 14:21:42 GMT 2009     brucec at router.draftnet:/usr/obj/usr/src/sys/ROUTER  i386
>Description:
if_bridge(4) says that a bridge works like a hub, but a hub is a device which blindly forwards every packet it receives to every connected port.  A switch learns which MAC addresses are on which ports and only forwards packets on the appropriate ports.
>How-To-Repeat:
man if_bridge
>Fix:


Patch attached with submission follows:

--- bridge.4.orig	2009-12-10 17:54:09.000000000 +0000
+++ bridge.4	2009-12-10 17:54:29.000000000 +0000
@@ -111,7 +111,7 @@
 A bridge can be used to provide several services, such as a simple
 802.11-to-Ethernet bridge for wireless hosts, and traffic isolation.
 .Pp
-A bridge works like a hub, forwarding traffic from one interface
+A bridge works like a switch, forwarding traffic from one interface
 to another.
 Multicast and broadcast packets are always forwarded to all
 interfaces that are part of the bridge.


>Release-Note:
>Audit-Trail:
>Unformatted: