MetroCluster Manuals ( CA08871-401 )
Firewall requirements for MetroCluster Tiebreaker
MetroCluster Tiebreaker uses a number of ports to communicate with specific services.
The following table lists the ports that you must allow in your firewall:
Port/services |
Source |
Destination |
Purpose |
|---|---|---|---|
443 / TCP |
Tiebreaker |
Internet |
Sending AutoSupport messages to Fujitsu |
22 / TCP |
Management host |
Tiebreaker |
Tiebreaker Management |
443 / TCP |
Tiebreaker |
Cluster management LIFs |
Secure communications to cluster via HTTP (SSL) |
22 / TCP |
Tiebreaker |
Cluster management LIFs |
Secure communications to cluster via SSH |
443 / TCP |
Tiebreaker |
Node management LIFs |
Secure communications to node via HTTP (SSL) |
22 / TCP |
Tiebreaker |
Node management LIFs |
Secure communications to node via SSH |
162 / UDP |
Tiebreaker |
SNMP trap host |
Used to send alert notification SNMP traps |
ICMP (ping) |
Tiebreaker |
Cluster management LIFs |
Check if cluster IP is reachable |
ICMP (ping) |
Tiebreaker |
Node management LIFs |
Check if node IP is reachable |
