NCLHELP.HLB  —  show  routing  Characteristics
 o  area authentication type

    Support: L1,IP
    Default: None          Value: None or simple

    Type of authentication to be used for level 1 LSPs, PSNPs, and
    CSNPs.

 o  area receive passwords

    Support: L1,IP
    Default: No passwords  Value: Set of hex-string

    Set of passwords that are valid in level 1 LSPs, PSNPs, and CSNPs
    when simple authentication is in use. You cannot use the show
    command to display the value of this attribute.

 o  area send password

    Support: L1,IP
    Default: No password   Value: Hex-string

    Password to be sent in level 1 LSPs, PSNPs, and CSNPs when simple
    authentication is in use. You cannot use the show command to
    display the value of this attribute.

 o  autonomous system number

    Support: IP
    Default: 0             Value: 0-65535

    Autonomous system number of the local system. This characteristic
    is supported only if the value of the routing protocols supported
    characteristic includes EGP. You can modify this characteristic
    only when the status attribute routing state is off.

 o  dna address format

    Support: End
    Default: True          Value: True or false

    If true, specifies that NSAP addresses are DNA structured, and
    that NSAP address autoconfiguring is possible. If false, this
    specifies that NSAP addresses for this node are constructed
    from the characteristic manual network entity titles and the
    selectors supplied by the transport protocol module (NSP and/or
    OSI transport).

    The DNA address format attribute controls only the interpretation
    of address structuring and no longer controls autoconfiguration.
    To control autoconfiguration, you need to use the manual network entity
    titles attribute by manually adding or removing NETs.

 o  domain authentication type

    Support: L2,IP
    Default: None          Value: None or simple

    Type of authentication to be used for level 2 LSPs, PSNPs, and
    CSNPs.

 o  domain receive passwords

    Support: L2,IP
    Default: No passwords  Value: Set of hex-string

    Set of passwords that are valid in level 2 LSPs, PSNPs, and CSNPs
    when simple authentication is in use. You cannot use the show
    command to display the value of this attribute.

 o  domain send password

    Support: L2,IP
    Default: No password   Value: Hex-string

    Password to be sent in level 2 LSPs, PSNPs, and CSNPs when simple
    authentication is in use. You cannot use the show command to
    display the value of this attribute.

 o  generate checksums

    Support: All
    Default: False         Value: True or false

    If true, specifies that checksums are generated for data, error
    report, and ES-IS PDUs initiated by this node. If false, these
    checksums are not generated. It is strongly recommended that,
    for performance reasons, you use the default value (indicating no
    checksum generation).

 o  ip reassembly time

    Support: IP
    Default: 10            Value: 1-255

    Maximum time, in seconds, for which IP fragments are held while
    awaiting reassembly.

 o  lifetime

    Support: All
    Default: 63            Value: 2-255

    Value to be placed in the "lifetime" field of originating data
    packets. This value should be greater than the maximum number of
    hops in any path in the network, plus the maximum packet lifetime
    in half-seconds.

 o  manual area addresses

    Support: L1,L2
    Default: No area       Value: Set of area addresses
    addresses

    Area addresses to be used for this node. An area address cannot
    be a Phase IV address or the address DefaultArea.

    If the characteristic manual L1 algorithm has the value routing
    vector, this set must be empty, and the characteristic phase iv
    address must not be 0.0. If the characteristic phase iv address
    is 0.0, there must be at least one area address.

 o  manual L1 algorithm

    Support: L1
    Default: Routing       Value: See description
    vector

    Type of routing algorithm to be used within the area. You can
    modify this characteristic only when the entity is disabled.

    link state     The DECnet-Plus link-state algorithm is used.
    routing        The Phase IV routing-vector algorithm is used.
    vector

 o  manual L2 algorithm

    Support: L2
    Default: Routing       Value: See description
    vector

    Type of routing algorithm to be used at level 2. You can modify
    this characteristic only when the entity is disabled.

    link state     The DECnet-Plus link-state algorithm is used.
    routing        The Phase IV routing-vector algorithm is used.
    vector

 o  manual network entity titles

    Support: End
    Default: No NETs       Value: Set of NETs

    Network entity titles (NETs) to be used for this node. If the
    characteristic dna address format is set to false, there must be
    at least one NET.

 o  maximum buffers

    Default: 100           Value: 0-65535

    Specifies the guaranteed number of buffers for forwarding. More
    buffers may be used if they are available.  You can only increase
    the characteristic value.

 o  maximum path splits

    Support: L1,L2
    Default: 2             Value: 1-32

    Maximum number of equal cost paths to split traffic between. You
    can modify this characteristic only when the entity is disabled.

 o  minimum lsp transmission interval

    Support: L1,L2

    Specifies the minimum interval (in seconds) between transmissions
    of an LSP from a particular source. When changed the timer must
    be reset.

 o  phaseiv address

    Support: All
    Default: 0.0           Value: PhaseIV address

    Specifies a Phase IV compatible address for communication with
    other Phase IV nodes. The default address, 0.0, indicates that
    no Phase IV compatible address is provided for the node. You can
    modify this characteristic only when the entity is disabled.

 o  phaseiv area maximum cost

    Support: L2
    Default: 1022          Value: 1-1022

    Maximum cost of a path to a reachable Phase IV area. This
    characteristic is only used by the Phase IV routing algorithm
    (that is, the routing-vector algorithm).

 o  phaseiv area maximum hops

    Support: L2
    Default: 30            Value: 1-30

    Maximum number of hops in a path to a reachable Phase IV
    area. This characteristic is only used by the Phase IV routing
    algorithm (that is, the routing-vector algorithm).

 o  phaseiv broadcast routing timer

    Support: L1,L2
    Default: 10            Value: 1-65535

    Maximum interval, in seconds, between broadcast routing messages
    on broadcast circuits. This characteristic is only used by
    the Phase IV routing algorithm (that is, the routing-vector
    algorithm).

 o  phaseiv buffer size

    Support: All
    Default: 576           Value: 1-65535

    Size, in octets, of buffers used for routing to adjacent Phase IV
    nodes. This value is actually six octets greater than the maximum
    buffer size, and does not include the headers for the Routing and
    Data Link layers.

 o  phaseiv maximum address

    Support: L1,L2
    Default: 1023          Value: 1-1023

    Maximum node number within the Phase IV area. This characteristic
    is only used by the Phase IV routing algorithm (that is, the
    routing-vector algorithm).

 o  phaseiv maximum area

    Support: L2
    Default: 63            Value: 1-63

    Maximum Phase IV area number. This characteristic is only used
    by the Phase IV routing algorithm (that is, the routing-vector
    algorithm).

 o  phaseiv maximum cost

    Support: L1,L2
    Default: 1022          Value: 1-1022

    Maximum cost of a path to a reachable node within the Phase IV
    area. This characteristic is only used by the Phase IV routing
    algorithm (that is, the routing-vector algorithm).

 o  phaseiv maximum hops

    Support: L1,L2
    Default: 30            Value: 1-30

    Maximum number of hops in a path to a reachable node within the
    Phase IV area. This characteristic is only used by the Phase IV
    routing algorithm (that is, the routing-vector algorithm).

 o  phaseiv maximum visits

    Support: All
    Default: 63            Value: 1-63

    Maximum number of visits that a packet can make to this node
    before Routing assumes that the packet is looping. This
    characteristic is only used by the Phase IV routing algorithm
    (that is, the routing-vector algorithm).

 o  phaseiv prefix

    Support: All
    Default: Hex 49        Value: Address prefix

    Prefix for Phase IV addresses. If the characteristic phase iv
    address is not 0.0, a DECnet-Plus area address is formed by adding
    the area portion of the Phase IV address to this prefix. You can
    modify this characteristic only when the entity is disabled.

 o  probe rate

    Support: End
    Default: 20            Value for Tru64 UNIX: 10-1000
    Default: 20            Value for OpenVMS: 1-65535

    Number of packets after which a probe is sent. This
    characteristic is used only on multilink end systems, on circuits
    without cache entries for the destination.

 o  protocols

    Support: IP
                           Value: IP or ISO8473

    The protocol stacks that are enabled on this system. These
    can be either or both of the above values. The value of this
    characteristic derives from an argument to the create command.
    You cannot modify this characteristic.

 o  redirect holding time

    Support: L1,L2
    Default: 600           Value: 1-65535

    Holding time, in seconds, to be specified in Redirect PDUs
    generated by this node.

 o  rip receive metric class

    Support: L2,IP
    Default: External      Value: External or internal

    The class to be associated with routes received through RIP.
    This value may be overridden by a routing receive route entity.
    This characteristic is supported only if the routing protocols
    supported characteristic includes the RIP routing protocol.

 o  rip send local metric

    Support: L2,IP
    Default: 1             Value: 0-16

    The metric value used by RIP when announcing routes derived from
    local information. This value is used unless it is overridden
    by a routing send route entity. This characteristic is supported
    only if the routing protocols supported characteristic includes
    the RIP routing protocol.

 o  rip send metric classes

    Support: L2,IP
    Default: Internal      Value: Set of external, internal

    Routes received through routing protocols other than RIP with
    metric classes in this set are candidates for announcement in
    RIP messages (subject to the route propagation policy in force).
    Routes with metric classes not in this set will not be announced.

    Each value in this set may be overridden separately by a more
    specific propagation policy specified by a routing send route or
    routing send route route source entity. This characteristic is
    supported only if the routing protocols supported characteristic
    includes the RIP routing protocol.

 o  rip send replacement metric

    Support: L2,IP
    Default: 1             Value: 0-16

    The metric value used by RIP when announcing routes derived
    through other routing protocols. This value is used unless it is
    overridden by a routing send route entity. This characteristic is
    supported only if the routing protocols supported characteristic
    includes the RIP routing protocol.

 o  routing mode

    Support: End
    Default: Integrated propogation      Value: Segregated or Integrated

    Determines the behavior of the forwarding algorithm. When the
    routing mode is set to Segregated, data being transmitted to
    Phase IV destination addresses is sent in Phase IV format packets,
    to the adjacent Phase IV router, if available. In Integrated mode,
    data is sent to Phase V (OSI) router adjacencies in CLNP packets,
    if possible.

    This characteristic can only be set when Routing is disabled.
    For example, to switch to segregated mode from the default:

        NCL> disable routing
        NCL> set routing routing mode = segregated
        NCL> enable routing
        NCL> enable routing circuit *

 o  route propagation

    Support: L2,IP
    Default: No route      Value: Set of protocol pairs (see below)
    propagation

    The default route propagation to be performed. The set may
    include the following protocol pairs:

    EGP to IS-IS   IS-IS to RIP
    EGP to RIP     RIP to EGP
    IS-IS to EGP

    If a particular value is not present in the set, routes are
    not propagated between those two protocols in that direction.
    This characteristic is supported only if the routing protocols
    supported characteristic includes either of the EGP or RIP
    routing protocols.

 o  routing mode

    Support: End
    Default: Integrated                   Value: Segregated or Integrated

    Determines the behavior of the forwarding algorithm. When the routing
    mode is set to Segregated, data being transmitted to Phase IV
    destination addresses is sent in Phase IV format packets, to the
    adjacent Phase IV router, if available. In Integrated mode, data is
    sent to Phase V (OSI) router adjacencies in CLNP packets, if possible.

    This characteristic can only be set when Routing is disabled.
    For example, to switch to segregated mode from the default:

       NCL> disable routing
       NCL> set routing routing mode = segregated
       NCL> enable routing
       NCL> enable routing circuit *

 o  routing protocols supported

    Support: L2,IP

    The set of routing protocols supported by this implementation.
    You cannot modify this characteristic.

    EGP
    IS-IS
    RIP

 o  segment buffer size

    Support: All
    Default: 570           Value: 0-65535

    Maximum segment size, in octets, to be used by the Transport
    layer. A value of zero means that the segment size is unlimited.

 o  send source quench

    Support: L1,L2,IP
    Default: False         Value: True or false

    Specifies whether an ICMP source quench packet is sent when an IP
    packet is discarded because of congestion. If false, ICMP source
    quench packets are never sent.

 o  source quench interval

    Support: L1,L2,IP
    Default: 100           Value: 1-65535

    Minimum time, in milliseconds, between transmission of successive
    ICMP source quench packets.

 o  summary addresses

    Support: L2,IP
    Default: No addresses  Value: Set of summary addresses

    Summary address information to be included in level 2 link state
    packets sent by this node.

 o  time to live

    Support: IP
    Default: 35            Value: 1-255

    Specifies the value to be placed in the time to live field of
    originating IP packets. This value should be greater than the
    maximum number of hops in any path on the network.

 o  type

    Support: All
    Default: No default    Value: See description

    Routing type of this node. You cannot modify this characteristic.

    endnode    The node is an end node.
    L1router   The node is a level 1 router.
    L2router   The node is a level 2 router.

 o  version

    Default: Current
    version number

    Version number of the DNA Network Routing layer architecture
    specification to which this implementation conforms. You cannot
    modify this characteristic.
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