User guide

17-36 E
XTREME
W
ARE
S
OFTWARE
U
SER
G
UIDE
S
ERVER
L
OAD
B
ALANCING
(SLB)
config slb vip <vipname> unit {1 | 2} Configures a unit number of a VIP name
for active-active failover. The default unit
number is 1.
disable slb 3dns iquery-client Disables 3DNS support.
disable slb failover Disables SLB failover.
disable slb failover manual-failback Disables manual failback.
disable slb failover ping-check Disables ping-check to an external
gateway.
disable slb global synguard Disables the TCP SYN-guard feature.
disable slb node <ipaddress>:{<L4Port> | all}
tcp-port-check
Disables L4 port checking.
disable slb node <ipaddress> ping-check Disable L3 pinging.
disable slb vip [<vipname> | all] client-persistence Disables client-persistence.
disable slb vip [<vipname> | all] service-check Disables L7 service checking.
disable slb vip [<vipname> | all] sticky-persistence Disables sticky persistence.
disable slb vip [<vipname> | all] svcdown-reset Disables sysdown-reset.
enable slb 3dns iquery-client Enables 3DNS support. The following
3DNS global balance modes are
supported: completion, rate,
global_availability, leastconn, null,
packet_rate, random, ration, rr, and
return_to_dns. The default setting is
disabled.
enable slb failover Enables the SLB failover mechanism. The
default setting is disabled.
enable slb failover manual-failback Enables manual failback.
enable slb failover ping-check Enables ping-checking to an external
gateway. The default setting is disabled.
enable slb global synguard Enables the TCP SYN-guard feature. The
SYN-guard feature minimizes the effect of
the TCP-open type of denial-of-service
attack by keeping track of all the half-open
connections. When the number of
half-open connections exceeds the
num_syns value, the half-open
connections are fast-aged out.
Table 17-4: Advanced SLB Commands
Command Description