Administering Telephone Options
transmitting a response that did not contain an identity or a password, an 802.1X Failure interrupt screen is displayed.
When a telephone is installed for the first time and 802.1x is in effect, the dynamic address process prompts the installer to enter the Supplicant identity and password. The IP telephone does not accept null value passwords. See “Dynamic Addressing Process” in the Avaya
An IP telephone can support several different 802.1X authentication scenarios, depending on the capabilities of the Ethernet data switch to which it is connected. Some switches may authenticate only a single device per switch port. This is known as
These switches support the following three scenarios:
●Standalone telephone (Telephone Only Authenticates) - When the telephone is configured for Supplicant Mode (DOT1X=2), the telephone can support authentication from the switch.
●Telephone with attached PC (Telephone Only Authenticates) - When the telephone is configured for Supplicant Mode (DOT1X=2), the telephone can support authentication from the switch. The attached PC in this scenario gains access to the network without being authenticated.
●Telephone with attached PC (PC Only Authenticates) - When the telephone is configured for
Some switches support authentication of multiple devices connected through a single switch port. This is known as
●Standalone telephone (Telephone Only Authenticates) - When the telephone is configured for Supplicant Mode (DOT1X=2), the telephone can support authentication from the switch. When DOT1X is "0" or "1" the telephone is unable to authenticate with the switch.
●Telephone and PC Dual Authentication - Both the telephone and the connected PC can support 802.1X authentication from the switch. The telephone may be configured for
100 9600 Series SIP IP Telephones Administrator Guide SIP Release 2.0