84a85,87
> # Use ciphers known to the local system
> KNOWN_ALGO=$(for fn in /etc/ssh/ssh_host_*_key; do echo `basename $fn`; done | awk -F_ '{if(FNR>1)printf ",";printf $3}')
> 
93c96
<     ssh-keyscan -t dsa,rsa,ecdsa ${PORT:+-p $PORT} "$@" 2>&1 >"$EXPORT" |
---
>     ssh-keyscan -t "${KNOWN_ALGO}" ${PORT:+-p $PORT} "$@" 2>&1 >"$EXPORT" |