Cisco 7841 Administration Guide

802.1X Authentication
DescriptionParameter
Enables/disables 802.1X
Default: No
Enable 802.1X Authentication
Optional Network Configuration
DescriptionParameter
The hostname of the Cisco IP Phone.Host Name
The network domain of the Cisco IP Phone.
If you are using LDAP, see LDAP Configuration, on
page 199.
Domain
Specifies the method for selecting the DNS server:
• Manual, DHCP
• Manual
• DHCP,Manual
DNS Server Order
Specified mode of DNS query.
• Parallel
• Sequential
DNS Query Mode
When set to Yes, the DNS query results are not
cached.
Default: Yes
DNS Caching Enable
Allows you to select speed and duplex of the network
port. Values are:
• Auto
• 10MB half
• 10MB full
• 100 MB half
• 100MB full
• 100 half
• 1000 full
Switch Port Config
Cisco IP Phone 7800 Series Multiplatform Phones Administration Guide
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Cisco IP Phone Troubleshooting
802.1X Authentication

Cisco 7841 Specifications

General

Ethernet Switch	Yes
Lines	4
Headset Port	Yes
Wall Mountable	Yes
Display	3.5-inch grayscale display
Audio	Wideband audio
PoE	IEEE 802.3af
Speakerphone	Full-duplex
Ethernet Ports	2 x 10/100/1000
Headset Jack	RJ9
Protocols	SIP
Codec Support	G.711, G.722, G.729, iLBC
Mounting	Desk or wall
Weight	1 kg