Learning Python Network Programming
Interacting with Remote Systems Secure shell – access using Python SSH has become a very popular network protocol for performing ...
Chapter 5 By default, the instance of this client class will reject the unknown host keys. So, you can set up a policy for accep ...
Interacting with Remote Systems HOSTNAME = 'localhost' PORT = 22 def run_ssh_cmd(username, password, cmd, hostname=HOSTNAME, por ...
Chapter 5 The preceding script will make an SSH connection to the localhost and the run the ls -l /dev/ command. The output of t ...
Interacting with Remote Systems 12:18:19.769430 IP localhost.50768 > localhost.ssh: Flags [P.], seq 1:25, ack 1, win 513, opt ...
Chapter 5 Transferring files through SFTP SSH can be used effectively for securely transferring files between two computer nodes ...
Interacting with Remote Systems In this example, a file has been downloaded with the help of SFTP. Notice, how paramiko has crea ...
Chapter 5 In the following code snippet, an example of a full FTP file download can be seen: #!/usr/bin/env python import ftplib ...
Interacting with Remote Systems Inspecting FTP packets If we capture the FTP session in Wireshark on port 21 of the public netwo ...
Chapter 5 Fetching Simple Network Management Protocol data SNMP is a ubiquitous network protocol that is used by the network rou ...
Interacting with Remote Systems SNMP is a client/server-based network protocol. The server daemon provides the requested informa ...
Chapter 5 You can see that cmdgen takes the following parameters: CommunityData(): Set the community string as public. UdpTrans ...
Interacting with Remote Systems After running the preceding example, an output similar to the following will appear: $ python 5_ ...
Chapter 5 In response to the SNMP get request from the client, an SNMP get response will be generated by the server. This can be ...
Interacting with Remote Systems If you a run a simple LDAP query with the help of ldapsearch, then you will see results such as: ...
Chapter 5 users, localdomain.loc dn: ou=users,dc=localdomain,dc=loc ou: users objectClass: organizationalUnit objectClass: top a ...
Interacting with Remote Systems The preceding communication can be captured with the help of Wireshark. You need to capture the ...
Chapter 5 # Bind/authenticate with a user with apropriate rights to add objects ldap_client.simple_bind("dc=localdomain,dc=loc") ...
Interacting with Remote Systems The LDAP search request generates a server response, which has been shown here: When the LDAP se ...
Chapter 5 In a properly configured LDAP machine, the preceding script will return a result that will be similar to the following ...
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