HP Serviceguard for Linux Version A.11.19 Release Notes, October 2009

All nodes in the cluster must allow the following communications:
• from the remote nodes:
— TCP on ports 5302 — and allow only packets with the SYN flag
— UDP on port 5302
• to the remote nodes:
— TCP and UDP on dynamic ports
The remote nodes must allow the following communications:
• from the cluster nodes
— TCP and UDP on dynamic ports
• to the cluster nodes
— TCP on ports 5302 — and allow only packets with the SYN flag
— UDP on port 5302
Authentication communication must allow the following ports:
• from the cluster nodes:
— TCP and UDP on port 113
• to the cluster nodes:
— TCP and UDP on port 113
NOTE: If you suspect that the firewall is blocking communications, you can add -j
LOG before the last line in your iptables file (for example /etc/sysconfig/
iptables) to log any blocked ports. Consult your Linux distribution’s documentation
on firewalls for information on iptables.
Obtaining and Installing a Permanent License
Before your 90–day instant-on license expires, you must obtain and validate a permanent
license in order to continue to use Serviceguard for Linux A.11.19 beyond the 90–day
grace period.
Obtaining a Permanent License
Follow these steps to obtain a permanent license:
1. Go to http://webware.hp.com
2. Choose Generate New licenses
3. Enter your order number or enablement number from the license certificate
4. Select the product.
Compatibility Information and Installation Requirements 41