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Diffstat (limited to 'Documentation/networking/bonding.txt')
| -rw-r--r-- | Documentation/networking/bonding.txt | 34 |
1 files changed, 16 insertions, 18 deletions
diff --git a/Documentation/networking/bonding.txt b/Documentation/networking/bonding.txt index e27202bb8d75..1f45bd887d65 100644 --- a/Documentation/networking/bonding.txt +++ b/Documentation/networking/bonding.txt @@ -1,7 +1,7 @@ Linux Ethernet Bonding Driver HOWTO - Latest update: 23 September 2009 + Latest update: 27 April 2011 Initial release : Thomas Davis <tadavis at lbl.gov> Corrections, HA extensions : 2000/10/03-15 : @@ -585,25 +585,23 @@ mode chosen. num_grat_arp - - Specifies the number of gratuitous ARPs to be issued after a - failover event. One gratuitous ARP is issued immediately after - the failover, subsequent ARPs are sent at a rate of one per link - monitor interval (arp_interval or miimon, whichever is active). - - The valid range is 0 - 255; the default value is 1. This option - affects only the active-backup mode. This option was added for - bonding version 3.3.0. - num_unsol_na - Specifies the number of unsolicited IPv6 Neighbor Advertisements - to be issued after a failover event. One unsolicited NA is issued - immediately after the failover. - - The valid range is 0 - 255; the default value is 1. This option - affects only the active-backup mode. This option was added for - bonding version 3.4.0. + Specify the number of peer notifications (gratuitous ARPs and + unsolicited IPv6 Neighbor Advertisements) to be issued after a + failover event. As soon as the link is up on the new slave + (possibly immediately) a peer notification is sent on the + bonding device and each VLAN sub-device. This is repeated at + each link monitor interval (arp_interval or miimon, whichever + is active) if the number is greater than 1. + + The valid range is 0 - 255; the default value is 1. These options + affect only the active-backup mode. These options were added for + bonding versions 3.3.0 and 3.4.0 respectively. + + From Linux 2.6.40 and bonding version 3.7.1, these notifications + are generated by the ipv4 and ipv6 code and the numbers of + repetitions cannot be set independently. primary |