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Link down between two transit nodes, Master node (node a) debug output, The link between the two transit nodes b and c – Allied Telesis AlliedWare OS User Manual

Page 47: The master node sends health messages

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Page 47 | AlliedWare™ OS How To Note: EPSR

Debugging

Link Down Between Two Transit Nodes

This section shows the debugging output when the link between transit node B and transit
node C goes down and comes back up again. It shows the debugging output for the complete
failure and recovery cycle:

on the master node,

and then

on transit node B

Master Node (Node A) Debug Output

The following debugging output starts with the ring established and in a state of Complete.

Each time the Hello timer expires, the master node sends a Health message out its primary
port (port 1). As long as the ring is in a state of Complete, it receives each Health message
again on its secondary port (port 2).

1. The master node sends Health messages

Manager x900-48-A>

epsrHelloTimeout: EPSR test Hello Timer expired

EPSR Port1 Tx: 00e02b00 00040000 cd280619 8100e3e8 005caaaa 0300e02b

00bb0100 00541ea1 00000000 0000cd28 0619990b 00400105 03e80000 00000000

cd280619 00010002 01000147

EPSR Port1 Tx:

-----------------------------------------------------------------------

TYPE = HEALTH STATE = COMPLETE

CTRL VLAN = 1000 SYSTEM = 00-00-cd-28-06-19

HELLO TIME = 1 FAIL TIME = 2

HELLO SEQ = 327

-----------------------------------------------------------------------

EPSR Port2 Rx: 00e02b00 00040000 cd280619 8100e3e8 005caaaa 0300e02b

00bb0100 00541ea1 00000000 0000cd28 0619990b 00400105 03e80000 00000000

cd280619 00010002 01000147

EPSR Port2 Rx:

-----------------------------------------------------------------------

TYPE = HEALTH STATE = COMPLETE

CTRL VLAN = 1000 SYSTEM = 00-00-cd-28-06-19

HELLO TIME = 1 FAIL TIME = 2

HELLO SEQ = 327

-----------------------------------------------------------------------