From ofsen@istanbul.enderunix.org  Wed Apr 20 10:48:25 2005
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Date: 20 Apr 2005 10:48:25 -0000
From: Omer Faruk Sen <ofsen@enderunix.org>
Reply-To: Omer Faruk Sen <ofsen@enderunix.org>
To: FreeBSD-gnats-submit@freebsd.org
Cc:
Subject: Same IP on different interfaces
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>Number:         80137
>Category:       kern
>Synopsis:       It is possible to set the same IP on different interfaces
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-bugs
>State:          closed
>Quarter:        
>Keywords:       
>Date-Required:  
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Wed Apr 20 10:50:28 GMT 2005
>Closed-Date:    Tue May 10 13:14:50 GMT 2005
>Last-Modified:  Tue May 10 13:14:50 GMT 2005
>Originator:     Omer Faruk Sen
>Release:        FreeBSD 5.4-Stable i386
>Organization:
>Environment:


	
>Description:
	It is possible to give the same IP address on different interfaces. This can lead to lose network connection
>How-To-Repeat:

rl0: flags=8943<UP,BROADCAST,RUNNING,PROMISC,SIMPLEX,MULTICAST> mtu 1500
options=8<VLAN_MTU>
inet 192.168.6.49 netmask 0xffffff00 broadcast 192.168.6.255
inet6 fe80::250:fcff:fef6:20e8%rl0 prefixlen 64 scopeid 0x1
ether 00:50:fc:f6:20:e8
media: Ethernet autoselect (100baseTX <full-duplex>)
status: active

rl1: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
options=8<VLAN_MTU>
inet6 fe80::20d:61ff:fe92:c70d%rl1 prefixlen 64 scopeid 0x2
inet 192.168.6.49 netmask 0xffffff00 broadcast 192.168.6.255
ether 00:0d:61:92:c7:0d
media: Ethernet autoselect (none)

	
	
>Fix:

	


>Release-Note:
>Audit-Trail:
State-Changed-From-To: open->closed 
State-Changed-By: arved 
State-Changed-When: Tue May 10 13:13:48 GMT 2005 
State-Changed-Why:  
According to mlaier this is not a bug, but a feature, which is necessary for CARP. 

http://www.freebsd.org/cgi/query-pr.cgi?pr=80137 
>Unformatted:
