HP-UX IPSec version A.02.01 Administrator's Guide

Quick Configuration Procedure and Tips
Configuration Tips and Reminders
Chapter 3 87
To secure rlogin sessions from 10.20.20.20 to the local system, you
must also configure the following policy:
ipsec_config add rlogin_from_10.20.20.20 \
-source 10.10.10.10/RLOGIN -destination 10.20.20.20 \
-action ESP_AES128_HMAC_SHA1
Multihomed Systems
If a remote system is multihomed (has more than one IP address),
you must configure an IKE policy and an authentication record for
each IP address.