Specifications

Configuring LSNAT
September 8, 2010 Page 11 of 28
Table 2listsLSNATresourcelimits.
LSNAT Configuration Considerations
ThefollowingconsiderationsmustbetakenintoaccountwhenconfiguringLSNATonEnterasys
S‐SeriesandN‐Seriesdevices:
•Onchassis‐basedsystems,onlyonerouterperchassiswillbeallowedtorunLSNATatagiven
time.
•ALLmodulesinthechassismusthaveupgradedmemorytoaminimumof256
MB,and,in
thecaseofanN‐Seriesplatform,musthaveanadvancedroutinglicenseactivated.The
advancedroutinglicenseisnotcurrentlyrequiredontheS‐Seriesplatform.
Read Till Index Specifies the index to read to in the
reply search range for a faildetect reply
message.
255
Match Source-Port
Binding Mode
Use this command to set the source
port to virtual server binding behavior
for this virtual server.
exact
Maximum Connections Specifies the maximum number of
connections allowed to an LSNAT real
server.
Unlimited
Weight Specifies a real server weight value for
the weighted round robin load
balancing algorithm.
1
Service Type A special service type, such as FTP or
TFTP, if the virtual port number is
different than the default for that
service.
None
Stickiness Type The type of stickiness to use for the
virtual server.
None
Sticky Timeout Specifies the age out interval for sticky
entries that have no associated
bindings.
SIP: 7200 seconds
SIP DIP-PORT: 7200 seconds
Table 2 LSNAT Resource Limits
Resource S-Series SSA N-Series
Bindings 65536 131072 32768
Reals 500 500 500
Server Farms 300 300 50
Sticky Entries 65536 65536 2000
VIP Addresses 1000 1000 1000
Virtual Servers 500 500 50
Table 1 Default LSNAT Parameters (continued)
Parameter Description Default Value