listAllMailForwarding.sh
#!/bin/bash
echo "" > /tmp/allMailForwarding.txt
for a in `zmprov -l gaa`
do
zmprov ga $a zimbraPrefMailForwardingAddress >> /tmp/allMailForwarding.txt
done
cat /tmp/allMailForwarding.txt | grep -B1 zimbraPrefMailForwardingAddress > /tmp/allMailForwarding2.txt