r2621(config)#router ospf 100
r2621(config-router)#area 100 virtual-link ?
  A.B.C.D  ID (IP addr) associated with virtual link neighbor
r2621(config-router)#area 100 virtual-link 1.1.1.0 ?
  authentication       Set authentication type
  authentication-key   Set authentication key
  dead-interval        Dead router detection time
  hello-interval       Hello packet interval
  message-digest-key   Set message digest key
  retransmit-interval  LSA retransmit interval
  transmit-delay       LSA transmission delay
  <cr>

OspfVirtualLink attributes lists attributes supported by OspfVirtualLink.

Table 1. OspfVirtualLink attributes

Display name

Type

Description

AreaId

String

Id of OSPF Area containing this virtual link.

BFDInterval

Integer

Sets min transmit and receive interval.

BFDMultiplier

Integer

Sets the detection interval from the remote’s interval

BFDReceiveInterval

Integer

Sets minimum receive interval

BFDSettings

String

BFD settings string.

BFDTransmitInterval

Integer

Sets minimum transmit interval.

BFDVersion

Integer

Specifies the version used for detection

Cost

Integer

Interface cost metric

DBFilter

Boolean

Filter OSPF LSA database during synchronization and flooding

DRPriority

Integer

Designated router priority.

DeadInterval

Integer

After ceasing to hear a router’s Hello-packets, the number of seconds before its neighbors declare the router down, see section C.3 in RFC 2328.

DemandCircuit

Boolean

OSPF demand circuit.

Disable

Boolean

Disables this virtual link.

EncryptionKeyName

String

Null value means clear text authentication

FloodReduction

Boolean

Enable OSPF flood reduction

HelloInterval

Integer

The time, in seconds, between sending OSPF Hello-packets over the interface, see section C.3 in RFC 2328.

IpAddress

IpAddressString

IP Address when used for interface virtual link settings. Blank for the default interface settings.

IpCIDR

IpAddressString

IpAddress in CIDR form composed from IpAddress, IpMask

IpMask

String

The network mask.

IpMaskLen

Integer

Mask length in bits.

IpVersion

Integer

IP protocol version number.

MTUIgnore

Boolean

Ignores the MTU in DBD packets

NameLookup

Boolean

Enable name lookups.

NetworkType

String

Broadcast, Non-Broadcast, Point-to-Point, Point-to-Multipoint

Passive

Boolean

Configures this link as passive.

PollInterval

Integer

Polling interval in seconds.

RetransmitInterval

Integer

LSA Retransmission Interval

TECost

Integer

Interface cost for mpls traffic engineering

TransmitArea

String

Transmit area string.

TransmitDelay

Integer

LSA transmission delay

VirtualLinkId

String

Specifies the IP address of virtual link neighbor; additional settings allowed