Suse 9.3: NFS blocked by firewall

From there, work out the destination port, and include it in

It appears that NFS server on a Suse 9.3 box is blockec from serving clients by its firewall. The NFSServer service is set up under yast2 with Open port in firewall option selected. Within the firewall setup, all interfaces are in External zone, and the Allowed services include NFS client and NFS server. No joy. Dmesg reveals that the packets are dropped. the firewall advanced option on tcp port. Now NFS is serving ok. But this is unsatisfactory, as the NFS request port can vary...