20 | | To configure grub/kernel messages to goto serial add/modify the following lines in /etc/default/grub and run update-grub: |
| 20 | 1. To configure grub/kernel messages to goto serial add/modify the following lines in /etc/default/grub and run update-grub: |
| 21 | {{{ |
| 22 | GRUB_CMDLINE_LINUX="console=tty0 console=ttyS0,115200n8" |
| 23 | GRUB_TERMINAL=serial |
| 24 | GRUB_SERIAL_COMMAND="serial --speed=115200 --unit=0 --word=8 --parity=no --stop=1" |
| 25 | }}} |
| 26 | To configure the serial console for login create a file named /etc/init/ttyS0.conf and give it the following contents: |
| 27 | {{{ |
| 28 | # ttyS0 - getty |
| 29 | # |
| 30 | # This service maintains a getty on ttyS0 from the point the system is |
| 31 | # started until it is shut down again. |
22 | | {{{ |
23 | | GRUB_CMDLINE_LINUX="console=tty0 console=ttyS0,115200n8" |
24 | | GRUB_TERMINAL=serial |
25 | | GRUB_SERIAL_COMMAND="serial --speed=115200 --unit=0 --word=8 --parity=no --stop=1" |
26 | | }}} |
27 | | |
28 | | To configure the serial console for login create a file named /etc/init/ttyS0.conf and give it the following contents: |
29 | | {{{ |
30 | | # ttyS0 - getty |
31 | | # |
32 | | # This service maintains a getty on ttyS0 from the point the system is |
33 | | # started until it is shut down again. |
34 | | |
35 | | start on stopped rc or RUNLEVEL=[2345] |
36 | | stop on runlevel [!2345] |
37 | | |
38 | | respawn |
39 | | exec /sbin/getty -L 115200 ttyS0 vt102 |
40 | | }}} |
41 | | then start it with up start: |
42 | | {{{ |
43 | | sudo start ttyS0 |
44 | | }}} |
45 | | |
| 33 | start on stopped rc or RUNLEVEL=[2345] |
| 34 | stop on runlevel [!2345] |
| 35 | |
| 36 | respawn |
| 37 | exec /sbin/getty -L 115200 ttyS0 vt102 |
| 38 | }}} |
| 39 | then start it with up start: |
| 40 | {{{ |
| 41 | sudo start ttyS0 |
| 42 | }}} |
| 43 | 1. To configure root with no password edit /etc/shadow, the first line should look like: |
| 44 | {{{ |
| 45 | root:!:15363:0:99999:7::: |
| 46 | }}} |
| 47 | remove the ! that follows the root. This will make the root account active and set the password to nil.[[BR]] |
| 48 | [[BR]] |
| 49 | For ssh... |