From: Clifton Stewart (cliftonlstewart@xxxxxxxx)
Date: Mon Jun 12 2000 - 19:25:10 GMT-3
No the link will not brought up. When you use this command the DNA (Do
Not Age ) feature is enabled. Which allows LSA's to continue to flow so
that adjacencies are kept in tact. Take a look at pages 197 and 198 of
"Bridges, Routers and Switches". Do you have an example config that your
working with?
Cliff Stewart-CCNA, CCIE Candidate
kmiho@lycos.ne.jp wrote:
>
> Is it true that when you use the "ip ospf demand-circuit" command,
> the link will be brought up once even though the network topology is
> stable(or else the other side of the bri0 will not make it to OSPF
> database?). I do not have the isdn simulator to verify that but I do
> notice the following message appear even though the ethernet link
> between R1 and R2 is not broken.
>
> ********
> bri0: ip (s=R1's bri0, d=224.0.0.5), interesting(ip PERMIT)
> bri0: sending broadcast to ip (R2's bri0)
> ********
>
> Can somebody clarify this? Thanks in advance.
>
> --- R1(bri0)------------- isdn ------------(bri0)R2----
> (e0) (e0)
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