Alcatel-Lucent 7750 SR-OS Configuration Manual page 111

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Parameters
ip-prefix — The destination address of the aggregate route in dotted decimal notation.
summary-only — This optional parameter suppresses advertisement of more specific component
as-set — This optional parameter is only applicable to BGP and creates an aggregate where the path
aggregator as-number:ip-address — This optional parameter specifies the BGP aggregator path
community comm-id — This configuration option associates a BGP community with the aggregate
black-hole — This optional parameter installs the aggregate route, when activated, in the FIB with a
indirect ip-address — This configuration option specifies that the aggregate route should be installed
autonomous-system
Syntax
autonomous-system autonomous-system
no autonomous-system
7750 SR OS Router Configuration Guide
Values
ipv4-prefix
ipv4-prefix-length
ipv6-prefix
ipv6-prefix-length
The mask associated with the network address expressed as a mask length.
Values
0 — 32
routes for the aggregate.
To remove the summary-only option, enter the same aggregate command without the
summary-only parameter.
advertised for this route will be an AS_SET consisting of all elements contained in all paths that
are being summarized. Use this feature carefully as it can increase the amount of route churn due
to best path changes.
attribute to the aggregate route. When configuring the aggregator, a two-octet AS number used to
form the aggregate route must be entered, followed by the IP address of the BGP system that
created the aggregate route.
route. The community can be matched in route policies and is automatically added to BGP routes
exported from the aggregate route.
Values
comm-id
asn
comm-val
well-known-comm
black-hole next-hop; where packets matching this route are discarded.
in the FIB with a next-hop taken from the route used to forward packets to ip-address.
Values
ipv4-prefix
ipv6-prefix
a.b.c.d (host bits must be 0)
0 — 32
x:x:x:x:x:x:x:x (eight 16-bit pieces)
x:x:x:x:x:x:d.d.d.d
x:
[0 — FFFF]H
d:
[0 — 255]D
0 — 128
asn:comm-val | well-known-comm
0 — 65535
0 — 65535
no-advertise, no-export, no-export-subconfed
a.b.c.d
x:x:x:x:x:x:x:x
x:x:x:x:x:x:d.d.d.d
x: [0 — FFFF]H
d: [0 — 255]D
IP Router Configuration
Page 111

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