[dts] [PATCH V1 1/2] doc/dts_gsg: update some commands

[Jun Dong <junx.dong@intel.com>]

From: Zhimin Huang <zhiminx.huang@intel.com>

1. update installing ssh service command
2. correct installing python modules by requirements.txt

Signed-off-by: Jun Dong <junx.dong@intel.com>
---
 doc/dts_gsg/quick_start.rst        | 6 +++---
 doc/dts_gsg/usr_guide/sys_reqs.rst | 4 ++--
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/doc/dts_gsg/quick_start.rst b/doc/dts_gsg/quick_start.rst
index b26cf26a..78352a73 100644
--- a/doc/dts_gsg/quick_start.rst
+++ b/doc/dts_gsg/quick_start.rst
@@ -90,8 +90,8 @@ Tester and DUT should have one interface connected to the same internet, so that
 
 .. code-block:: console
 
-   apt-get install sshd                # download / install ssh software
-   systemctl enable ssh                # start ssh service
+   apt-get install openssh-server      # download / install ssh software
+   service ssh start                   # start ssh service
 
 .. note::
 
@@ -110,7 +110,7 @@ Please install them as the following:
 .. code-block:: console
 
    apt-get install python3
-   python3 -m pip install requirements.txt
+   python3 -m pip install -r requirements.txt
 
 BIOS setting for DUT
 ~~~~~~~~~~~~~~~~~~~~
diff --git a/doc/dts_gsg/usr_guide/sys_reqs.rst b/doc/dts_gsg/usr_guide/sys_reqs.rst
index 8b70abb0..b91eef9d 100644
--- a/doc/dts_gsg/usr_guide/sys_reqs.rst
+++ b/doc/dts_gsg/usr_guide/sys_reqs.rst
@@ -23,8 +23,8 @@ Since DPDK Test Suite Tester communicates with DUT via SSH, please install and s
 
 .. code-block:: console
 
-   apt-get install sshd
-   systemctl enable ssh
+   apt-get install openssh-server      # download / install ssh software
+   service ssh start                   # start ssh service
 
 Generally DTS use Linux username and password to login, but it also supports to use authorized login.
 For create authorized login session, user needs to generate RSA authentication keys to ssh connectioni:
-- 
2.24.1.windows.2