Re: [PATCH] ip.7: Improve explanation about calling listen or connect
From: Flavio Leitner <hidden>
Date: 2012-06-06 14:44:26
Also in:
netdev
Hi, Could someone tell me what's the patch current state? It has been a month already with no feedback. thanks, fbl On Fri, 25 May 2012 13:02:48 +0200 Peter Schiffer [off-list ref] wrote:
Hi Michael, do you have any comments for this update? Or do you need some supporting info? peter On 05/09/2012 02:30 PM, Flavio Leitner wrote:quoted
Signed-off-by: Flavio Leitner<redacted> --- man7/ip.7 | 15 +++++++++------ 1 files changed, 9 insertions(+), 6 deletions(-)diff --git a/man7/ip.7 b/man7/ip.7 index 9f560df..84fe32d 100644 --- a/man7/ip.7 +++ b/man7/ip.7@@ -69,12 +69,11 @@ For you may specify a valid IANA IP protocol defined in RFC\ 1700 assigned numbers. .PP -.\" FIXME ip current does an autobind in listen, but I'm not sure -.\" if that should be documented. When a process wants to receive new incoming packets or connections, it should bind a socket to a local interface address using .BR bind (2). -Only one IP socket may be bound to any given local (address, port) pair. +In this case, only one IP socket may be bound to any given local +(address, port) pair. When .B INADDR_ANY is specified in the bind call, the socket will be bound to@@ -82,10 +81,14 @@ is specified in the bind call, the socket will be bound to local interfaces. When .BR listen (2) -or +is called on an unbound socket, the socket is automatically bound +to a random free port with the local address set to +.BR INADDR_ANY . +When .BR connect (2) -are called on an unbound socket, it is automatically bound to a -random free port with the local address set to +is called on an unbound socket, the socket is automatically bound +to a random free port or an usable shared port with the local address +set to .BR INADDR_ANY . A TCP local socket address that has been bound is unavailable for
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