Users Guide

Command History
This guide is platform-specic. For command information about other platforms, refer to the relevant Dell
Networking OS Command Line Reference Guide.
The following is a list of the Dell Networking OS version history for this command.
Version Description
9.8(0.0P5) Introduced on the S4048-ON.
9.8(0.0P2) Introduced on the S3048-ON.
9.7(0.0) Introduced on the S6000-ON.
9.2(1.0) Introduced on the Z9500.
9.0.2.0 Introduced on the S6000.
8.3.19.0 Introduced on the S4820T.
8.3.11.1 Introduced on the Z9000.
8.3.7.0 Introduced on the S4810.
7.8.1.0 Added support for Multi-Process OSPF.
7.6.1.0 Introduced on the S-Series.
7.5.1.0 Introduced on the C-Series.
pre-6.1.1.1 Introduced on the E-Series.
Usage Information
The area range command summarizes routes for the dierent areas.
With the not-advertise parameter congured, you can use this command to lter out some external
routes. For example, if you want to redistribute static routes to OSPF, but you don't want OSPF to advertise
routes with prex 1.1.0.0, you can congure the summary-address 1.1.0.0 255.255.0.0 not-advertise to lter
out all the routes fall in range 1.1.0.0/16.
Related Commands area range — summarizes routes within an area.
timers spf
Set the time interval between when the switch receives a topology change and starts a shortest path rst (SPF) calculation.
S3048–ON
Syntax
timers spf delay holdtime
To return to the default, use the no timers spf command.
Parameters
delay Enter a number as the delay. The range is from 0 to 4294967295. The default is 5
seconds.
holdtime Enter a number as the hold time. The range is from 0 to 4294967295. The default
is 10 seconds.
Defaults
• delay = 5 seconds
• holdtime = 10 seconds
1098
Open Shortest Path First (OSPFv2 and OSPFv3)