<s>
The	O
Metro	B-Protocol
Ring	I-Protocol
Protocol	I-Protocol
(	O
MRP	O
)	O
is	O
a	O
Layer	B-Protocol
2	I-Protocol
resilience	O
protocol	O
developed	O
by	O
Foundry	O
Networks	O
and	O
currently	O
being	O
delivered	O
in	O
products	O
manufactured	O
by	O
Brocade	O
Communications	O
Systems	O
and	O
Hewlett	O
Packard	O
.	O
</s>
<s>
The	O
protocol	O
quite	O
tightly	O
specifies	O
a	O
topology	O
in	O
which	O
layer	B-Protocol
2	I-Protocol
devices	O
,	O
usually	O
at	O
the	O
core	O
of	O
a	O
larger	O
network	O
,	O
are	O
configured	O
and	O
as	O
such	O
is	O
able	O
to	O
achieve	O
much	O
faster	O
failover	O
times	O
than	O
other	O
Layer	B-Protocol
2	I-Protocol
protocols	O
such	O
as	O
Spanning	B-Protocol
Tree	I-Protocol
.	O
</s>
