# In extracted squashfs-root/etc/init.d/telnet echo "::respawn:/usr/sbin/telnetd -l /bin/sh" >> /etc/inittab
Updating your router's firmware can typically be done through its web-based management interface. It is highly recommended to before starting any update. Download – ZTE ITALIA zte h2640 firmware
When investigating compromised H2640 devices, look for: # In extracted squashfs-root/etc/init