3Com 3500 - page 401

ip interface detail 401
Preference Whether there is a preference being used for the
specified interface. If ICMP router discovery is enabled,
the system uses the routing interface with the highest
preference level.
State State of the IP interface. It indicates whether the
interface is available for communications (up) or
unavailable (down).
Subnet mask 32-bit number that uses the same format and
representation as an IP address. The subnet mask
determines which bits in the IP address are interpreted
as the network number, the subnetwork number, and
the host number. Each IP address bit that corresponds
to a 1 in the subnet mask is in the network/subnetwork
part of the address. Each IP address bit that corresponds
to a 0 is in the host part of the IP address.
Type Type of interfac e: VLAN-based ( VLAN) or router
port-based (port).
Index Index number of the IP VLAN that is associated with the
IP interface.
MaxAdvInterval Maximum advertisement interval between ICMP router
discovery advertisements (in seconds).
MinAdvInterval Minimum advertisement interval between ICMP router
discovery advertisements (in seconds).
Holdtime Length of time that ICMP router discovery
advertisements are held valid.
State State of the IP interface. It indicates whether the
interface is available for communications (up) or
unavailable (down).
ID ■Logical port number of the IP interface (if the Type
field displays port)
■VLAN index number that is associated with the IP
interface (if the Type field displays VLAN)
Field Description