Cisco ASA Multiple Context mode considerations
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- Nov, 21, 2011
- Angelo Schalley
- Cisco, Networking, security
The Cisco ASA supports firewall Multiple Contexts, also called Firewall Multimode, but there are pros and cons to be considered before implementing this configuration.
Multiple Context Mode can be viewed as having multiple separate (virtual) firewalls on the same hardware. Each context is its own security entity with its own security policy and interfaces. While most features are supported while using Multiple Contexts, some are not.
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What is the basic functions for master, msdb, model, tempdb databases?
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- Oct, 04, 2011
- Angelo Schalley
- MS SQL, Windows-Microsoft
The Master database holds information for all databases located on the SQL Server instance and is the glue that holds the engine together. Because SQL Server cannot start without a functioning master database, you must administer this database with care.
The msdb database stores information regarding database backups, SQL Agent information, DTS packages, SQL Server jobs, and some replication information such as for log shipping.
The tempdb holds temporary objects such as global and local temporary tables and stored procedures.
The model is essentially a template database used in the creation of any new user database created in the instance.
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VMware ESX logging files location explained
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- Aug, 09, 2011
- Angelo Schalley
- Linux, vmware
Quite a few customers have asked me how to look in ESX logs themselves. They know support often requests these logs to diagnose problems and want to know what’s in these logs. Here you go. A short list of the log files found in VMware ESX Server.
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