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Figure 14 Recovering the IRF fabric
IP network
IRF fabric 2
IRF fabric 1
(Recovery)
(Active)
IP network
If the active IRF fabric fails before the IRF link is recovered (see
command on the inactive IRF fabric to recover the inactive IRF fabric. The command also brings up
all network ports that were shut down by MAD. After you repair the IRF link, the two parts merge into
a unified IRF fabric.
Figure 15 Active IRF fabric fails before the IRF link is recovered
IP network
IRF
IRF fabric 2
fabric 1
(Recovery)
(Active)
IP network
To manually recover an inactive IRF fabric:
Step
1.
Enter system view.
2.
Recover the inactive IRF fabric.
IP network
IRF fabric 1
(Active)
After the IRF link
is recovered
IP network
IP network
IRF fabric
1 fails
IRF fabric 1
because
fails before the
of
IRF link is
physical
recovered.
problems
IP network
IP network
IRF fabric
1 fails
because
of
physical
problems
IP network
Command
system-view
mad restore
29
IRF fabric 2
(Recovery)
IRF merge
Figure
15), use the mad restore
IRF fabric 2
(Active)
Execute the mad
restore
command on
IRF fabric 2
IRF fabric 2
(Active)
Repair IRF links
and IRF fabric 1,
and reboot IRF
fabric 1
IP network
IRF
fabric
IP network
IP network
IRF
fabric
IP network
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