[c-nsp] ASA 5500 Appliance - HTTPs stateful failover replication
Juan Angel Menendez
jmenendez at mecon.gov.ar
Tue Apr 17 13:30:03 EDT 2007
Hello list,
Reading the ASA Software version 7.2
documentation, I found that, among other things,
HTTP stateful replication is provided.
Does this include HTTPs (443) replication for WebVPN ?
Ie: (SSL Browser) -> ASA -> HTTPs -> SSL WebServer
If not, do you know if it's going to be
supported and the aproximate date ?
Thanks for your time
[snip]
Stateful Failover
When Stateful Failover is enabled, the active
unit continually passes per-connection state
information to the standby unit. After a failover
occurs, the same connection information is
available at the new active unit. Supported
end-user applications are not required to
reconnect to keep the same communication session.
The state information passed to the standby unit includes the following:
[]
NAT translation table.
[]
TCP connection states.
[]
UDP connection states.
[]
The ARP table.
[]
The Layer 2 bridge table (when running in transparent firewall mode).
[]
The HTTP connection states (if HTTP replication is enabled).
[]
The ISAKMP and IPSec SA table.
[]
GTP PDP connection database.
The information that is not passed to the standby
unit when Stateful Failover is enabled includes the following:
[]
The HTTP connection table (unless HTTP replication is enabled).
[]
The user authentication (uauth) table.
[]
The routing tables.
[]
State information for Security Service Modules.
[]
DHCP server address leases.
[]
L2TP over IPSec state information.
[snip]
Regards,
Juan
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