Count PPPoE clients per VLAN in a Cisco BRAS

clientspervlan.sh

#!/bin/bash
if [ $1 ]; then
        THEFILE=`date +%s`
        COMMAND=`rsh $1 show pppoe session | grep "VLAN: " | awk '{print $3}' | sed s/:// > /tmp/$THEFILE`;
        LIST=`cat /tmp/$THEFILE | sort -uh | xargs`;
        TOTAL=0
        for ITEM in $LIST; do
                CANT=`grep $ITEM /tmp/$THEFILE | wc -l`;
                echo "VLAN $ITEM has $CANT clients";
                TOTAL=$[ $TOTAL + $CANT ];
        done
        rm /tmp/$THEFILE;
else
        echo "Usage: $0 {BRAS_IP}"
fi