From patchwork Wed Dec 5 04:50:35 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [net-next,2/2] net: doc: add default value for neighbour parameters Date: Tue, 04 Dec 2012 18:50:35 -0000 From: Shan Wei X-Patchwork-Id: 203785 Message-Id: <50BED29B.4050805@gmail.com> To: David Miller , Eric Dumazet , NetDev , Shan Wei From: Shan Wei Signed-off-by: Shan Wei --- Documentation/networking/ip-sysctl.txt | 8 ++++++++ 1 files changed, 8 insertions(+), 0 deletions(-) diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt index c6d5fee..0462a71 100644 --- a/Documentation/networking/ip-sysctl.txt +++ b/Documentation/networking/ip-sysctl.txt @@ -30,16 +30,24 @@ neigh/default/gc_thresh3 - INTEGER Maximum number of neighbor entries allowed. Increase this when using large numbers of interfaces and when communicating with large numbers of directly-connected peers. + Default: 1024 neigh/default/unres_qlen_bytes - INTEGER The maximum number of bytes which may be used by packets queued for each unresolved address by other network layers. (added in linux 3.3) + Seting negative value is meaningless and will retrun error. + Default: 65536 Bytes(64KB) neigh/default/unres_qlen - INTEGER The maximum number of packets which may be queued for each unresolved address by other network layers. (deprecated in linux 3.3) : use unres_qlen_bytes instead. + Prior to linux 3.3, the default value is 3 which may cause + secluded packet loss. The current default value is calculated + according to default value of unres_qlen_bytes and true size of + packet. + Default: 31 mtu_expires - INTEGER Time, in seconds, that cached PMTU information is kept.