17
Field Description
Interface Interface name.
Link
Physical link state of the interface:
• UP—The interface is physically up.
• DOWN—The interface is physically down.
• ADM—The interface has been shut down by using the
shutdown command. To restore the physical state of the
interface, use the undo shutdown command.
Protocol
Data link layer protocol state of the interface:
• UP—The data link layer protocol of the interface is up.
• DOWN—The data link layer protocol of the interface is down.
• UP(s)—The data link layer protocol of the interface is up, but the
link is an on-demand link or does not exist. The (s) attribute
represents the spoofing flag. This value is typical of null interfaces
and loopback interfaces.
Primary IP
Primary IP address of the interface. This field displays two hyphens (
--
)
if the interface does not have an IP address.
Description Description of the interface.
Brief information of interfaces in
bridge mode:
Brief information about Layer 2 interfaces.
Type: A - access; T - trunk; H –
hybrid
Link type options for interfaces.
Speed
Speed of the interface, in bps.
This field displays the
(a)
flag next to the speed if the speed is
automatically negotiated.
This field displays
auto
if the interface is configured to autonegotiate
its speed but the autonegotiation has not started.
Duplex
Duplex mode of the interface:
• A—Autonegotiation. The interface is configured to autonegotiate
its duplex mode but the autonegotiation has not started.
• F—Full duplex.
• F(a)—Autonegotiated full duplex.
• H—Half duplex.
• H(a)—Autonegotiated half duplex.
Type
Link type of the interface:
• A—Access.
• H—Hybrid.
• T—Trunk.
PVID Port VLAN ID.