Sorry, I made mistakes in problem description:
Hi.
I have two bridges with RSTP:
hdlc0------hdlc0
br0 | | br1
hdlc1------hdlc1
br0 is root bridge.
And my initial tree topology:
#rstpctl showport br0
* hdlc0 8001 Fwd 8000-00ee10022202 8000-00ee10022202 8001 D
* hdlc1 8002 Fwd 8000-00ee10022202 8000-00ee10022202 8002 D
#rstpctl showport br1
* hdlc0 8001 Fwd 8000-00ee10022202 8000-00ee10022202 8002 R
* hdlc1 8002 Blk 8000-00ee10022202 8000-00ee10022202 8001 A
Next I break link on br1 on root port hdlc0 and get new three topology
immedatly:
#rstpctl showport br0
* hdlc0 8001 Dis 8000-00ee10022202 8000-00ee10022202 8001
* hdlc1 8002 Fwd 8000-00ee10022202 8000-00ee10022202 8002 D
#rstpctl showport br1
* hdlc0 8001 Dis 8000-00ee10022202 8000-00ee10022202 8002
* hdlc1 8002 Fwd 8000-00ee10022202 8000-00ee10022202 8001 R
Next I restore link.
Here I expect that bouth bridges calculate new (initial) tree topology in 4sec.
I see expected on br1:
* hdlc0 8001 Fwd 8000-00ee10022202 8000-00ee10022202 8002 R
* hdlc1 8002 Blk 8000-00ee10022202 8000-00ee10022202 8001 A
But on root bridge br0 I see new tree topology in 30sec.
This time interval looks like STP value.
Is this correct behavior of RSTP or bug?
Thanks.
Lilya.