root@tmt-e3200:/tmp/home/root# entware-install.sh

Info: Creating folders...
mkdir: can't create directory '/opt/bin': Read-only file system
mkdir: can't create directory '/opt/etc/': Read-only file system
mkdir: can't create directory '/opt/lib/': Read-only file system
mkdir: can't create directory '/opt/sbin': Read-only file system
mkdir: can't create directory '/opt/share': Read-only file system
mkdir: can't create directory '/opt/tmp': Read-only file system
mkdir: can't create directory '/opt/usr': Read-only file system
mkdir: can't create directory '/opt/var/': Read-only file system
mkdir: can't create directory '/opt/var/': Read-only file system
mkdir: can't create directory '/opt/var/': Read-only file system
Info: Deploying opkg package manager...
Downloading /opt/bin/opkg... wget: can't open '/opt/bin/opkg': No such file or directory
failed!


cd /jffs
mkdir opt
cd ../
mount -o bind /jffs/opt /opt