Juniper JUNOSE 11.1.X - COMMAND REFERENCE N TO Z 4-6-2010 Command Reference Manual page 1277

summary-address
IS-IS:
Syntax
summary-address address mask [ level-1 | level-1-2 | level-2 ] [ metric ]
[ tag tagValue ]
no summary-address address mask [ level-1 | level-1-2 | level-2 ]
OSPF:
[ no ] summary-address address mask
Command introduced before JUNOSe Release 7.1.0.
Release Information
Creates aggregate addresses for IS-IS or aggregates external routes at the border of
Description
the OSPF domain. The no version restores the default.
Options
Router Configuration
Mode
address Summary IP address designated for a range of addresses
mask IP subnet mask used for the summary route
level-1 Summarizes routes redistributed into level 1; when distributing routes
domain wide, summarizes routes leaked from level 2 into level 1
level-1-2 Summarizes routes redistributed into level 1 and level 2 IS-IS, and
routes leaked between levels
level-2 Summarizes routes learned by level 1 routing into the level 2 backbone
with the configured address/mask value; also summarizes routes redistributed
into level 2 IS-IS
metric Number in the range 1–16777215; the default metric value. The summary
uses this value when advertising the summary address. When no metric is
supplied, uses the value of the lowest-cost route that this is summarizing (default).
tagValue Number in the range 1–4294967295 that identifies the route tag
assigned to the IS-IS summary address
Chapter 7: S Commands
1235
summary-address