4000 Router Series Interface Command Reference

Field Description

late collisions

Number of frames that the interface deferred to transmit after

transmitting their first 512 bits because of detected collisions.

lost carrier

Number of carrier losses during transmission. This counter

increases by one when a carrier is lost, and applies to serial WAN

interfaces.

no carrier

Number of times that the port failed to detect the carrier when

attempting to send frames. This counter increases by one when a

port failed to detect the carrier, and applies to serial WAN

interfaces.

# Display brief information about all interfaces.

<Sysname> display interface brief

The brief information of interface(s) under route mode:

Link: ADM - administratively down; Stby - standby

Protocol: (s) – spoofing

Interface Link Protocol Main IP Description

Eth1/0 UP UP 10.1.1.2 Link to CoreRouter

Eth1/1 DOWN DOWN --

Loop0 UP UP(s) 2.2.2.9

NULL0 UP UP(s) --

Vlan1 UP DOWN --

Vlan999 UP UP 192.168.1.42

The brief information of interface(s) under bridge mode:

Link: ADM - administratively down

Speed or Duplex: (a)/A - auto; H - half; F - full

Type: A - access; T - trunk; H - hybrid

Interface Link Speed Duplex Type PVID Description

Eth1/2 DOWN auto A A 1

Eth1/3 UP 100M(a) F(a) A 1 aaa

Eth1/4 DOWN auto A A 1

Eth1/5 DOWN auto A A 1

Eth1/6 UP 100M(a) F(a) A 1

Eth1/7 DOWN auto A A 1

Eth1/8 UP 100M(a) F(a) A 1

Eth1/9 UP 100M(a) F(a) A 999

# Display brief information about interface Ethernet 1/3, including the full description of the interface.