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script for pfSense to detect IPv6 router advertisements coming from a WAN interface
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| #!/bin/sh | |
| # set the variable below to your FIOS interface | |
| IF=igb0 | |
| /usr/bin/timeout 5m /usr/sbin/tcpdump -ni ${IF} 'icmp6 && ip6[40] == 134' >/tmp/${IF}_RAs.out | |
| FSIZE=$(/usr/bin/stat -f '%z' /tmp/${IF}_RAs.out) | |
| if [ "$FSIZE" -gt 1 ]; then | |
| echo '<?php include("notices.inc"); $msg = "IPv6 RAs detected on interface '$IF'"; notify_via_smtp($msg);?>' | /usr/local/bin/php -q | |
| fi |
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@sectary-want-holly sure, just edit the
notify_via_smtp()line, change it tonotify_via_telegram($msg);