Serviceguard NFS Toolkit A.11.11.06, A.11.23.05 and A.11.31.05 Administrator's Guide HP-UX 11i v1, v2, and v3

Figure 1-8 Cascading Failover with Three Adoptive Nodes
Server-to-Server Cross Mounting
Two NFS server nodes may NFS-mount each other's file systems and still act as adoptive nodes
for each other's NFS server packages. Figure 1-9 illustrates this configuration.
20 Overview of Serviceguard NFS