Примечания к выпуску для Cisco Cisco IOS Software Release 12.3(8)T
22
Release Notes for SSG-MWAM Release 1.2 with Cisco IOS Release 12.3(8)T1
OL-5539-02
MWAM Installation and Configuration
Figure 3
High Availability Configuration—Two-chassis Solution
Failure scenarios for the two-chassis configuration include the following:
•
If one SSG fails, the RLB feature provides failover to another SSG; all sessions on the failed SSG
are lost and users must log in again.
are lost and users must log in again.
Note
The end user may be required to reset the user application.
•
Failure of the Supervisor on the active chassis causes:
–
Supervisor switchover to the standby Supervisor (using RPR+) in the same chassis
–
MWAMs remain active
–
RLB switchover to the standby RLB (using HSRP) in the second chassis
–
All user sessions on MWAMs remain active
•
Failure of active FWLB causes stateful failover to the standby FWLB, maintaining user sessions
MWAM Installation and Configuration
For information on installing the MWAM, configuring it through the Command Line Interface (CLI),
and loading or upgrading IOS images on the MWAM, refer to the MWAM User Guide:
and loading or upgrading IOS images on the MWAM, refer to the MWAM User Guide:
SSG
FWLB
CSM
RLB
Sup2
RLB
Sup2
SSG
SSG
Primary
(active)
6500/7600
Network
services
services
Network
services
services
Subscriber
access
Dual
trunks
trunks
SSG
FWLB
CSM
RLB
Sup2
RLB
Sup2
SSG
SSG
Standby
6500/7600
Subscriber
access
HSRP
HSRP
CSRP
CSRP
89046
alias