How Long Is The Evaluation License Period For Cisco Ios Release 15.0 Software Packages?
How Long Is The Evaluation License Period For Cisco Ios Release 15.0 Software Packages?
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How long is the evaluation license period for Cisco IOS Release 15.0 software packages?
Answer: The evaluation license period for Cisco IOS is 60 days. After this period, it will auto-shift to the Right-To-Use license.
Cisco IOS is the Operating system that only runs on the Cisco system such as the routers and switches. The sole purpose of the Cisco IOS is to ensure communication between the nodes. Apart from Cisco Systems, it can provide various services which are useful by the administrator to improve the security and network traffic performance.
The services which are offered by it are encryption, authentication enforcement of the policies, QoS firewalls abilities, IRSs, and the unified communication system The software that is released is managed where Cisco calls it “families” and “trains”. The families have to share the exact code and train how the new system is delivered.
The operating system has two types which are described in the following:
IOS XE: It works on top of the Linux kernel. Both IOS XE and IOS have almost the same code, but the IOS codebase is considered separate and unique.
IOX XR: On the base of a QNX it is a commercial Unix-like real-time OS. It can support SDN (software-defined networking) and the embedded market system.
Different types of IOS modes are present. three are major while the other is the sub-modes. The major mode is defined in the following:
User EXEC mode:
It is the IOS CLI default mode, it usually exists after the access of IOS by the user. The basic commands as ping and telnet are included in this mode.
Privileged EXEC mode:
In the user EXEC mode when you type the enable command then access to the privileged mode is given.it can be secured with a password. The user is allowed to check and modify the device configuration.
Global configuration mode:
In the privileged EXEC mode, it can be accessed by typing the Configure terminal command.it can also change the device configuration.