Design Reference

Figure 55: Terminal server access
If you must access the switch, Avaya recommends that you use the console port. The switch is
always reachable, even if an issue occurs with the in-band network management interface.
Management access control
The following table shows management access levels. For more information, see Security for Avaya
Virtual Services Platform 4000 Series, NN46251-601.
Table 19: Management access levels
Access level
Description
Read only Use this level to view the device configuration. You cannot
change the configuration.
Layer 1 Read Write Use this level to view switch configuration and status
information and change only physical port parameters.
Layer 2 Read Write Use this level to view and edit device configuration related to
Layer 2 (bridging) functionality. The Layer 3 configuration, for
example, OSPF and DHCP, are not accessible. You cannot
change the security and password configuration.
Layer 3 Read Write Use this level to view and edit device configuration related to
Layer 2 (bridging) and Layer 3 (routing). You cannot change the
security and password configuration.
System and network stability and security
120 Network Design Reference for Avaya VSP 4000 Series December 2014
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