gil-obradors

# Unhash ~/.ssh/known_hosts
HashKnownHosts

if $(grep -q "HashKnownHosts" /etc/ssh/ssh_config 2>&1 > /dev/null ) ; then

gil-obradors

##########################3333
SD Card  RPI microSDHC EVO PLUS 32GB Class 10

gil@gil-NUC10i7FNH:/media/gil/9016-4EF8$ fio --randrepeat=1 --ioengine=libaio --direct=1 --gtod_reduce=1 --name=test --filename=random_read_write.fio --bs=4k --iodepth=64 --size=1G --readwrite=randrw --rwmixread=75
test: (g=0): rw=randrw, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=64
fio-3.16
Starting 1 process
test: Laying out IO file (1 file / 1024MiB)
Jobs: 1 (f=1): [m(1)][100.0%][r=4688KiB/s,w=1445KiB/s][r=1172,w=361 IOPS][eta 00m:00s]
test: (groupid=0, jobs=1): err= 0: pid=562556: Thu Jul  2 20:35:30 2020

gil-obradors

#!/bin/bash
# Inspired from https://www.prado.lt/how-to-set-up-pptp-client-on-debian-9


#apt-get install pptp-linux
if dpkg -l | grep pptp-linux ; then echo "No instalarem paquet" ; else apt-get install pptp-linux ; fi


echo "Ip del servidor de tunel?"
read server

gil-obradors

tmux cheat sheet

(C-x means ctrl+x, M-x means alt+x)

Prefix key

The default prefix is C-b. If you (or your muscle memory) prefer C-a, you need to add this to ~/.tmux.conf:

remap prefix to Control + a

gil-obradors

from pyPdf import PdfFileWriter, PdfFileReader
import StringIO
from reportlab.pdfgen import canvas
from reportlab.lib.pagesizes import letter
packet = StringIO.StringIO()
# create a new PDF with Reportlab
can = canvas.Canvas(packet, pagesize=letter)
can.drawString(100,100, "Hello world")
can.save()

gil-obradors

from md5 import md5

# header from 401 response on REGISTER
# Authorization: Digest username="883140776410950", realm="gw_youmagic", algorithm=MD5, uri="sip:GW_Youmagic", nonce="1476157437:0a1418a40f8ee1c9a55f1587ab931c14", response="3ff479ccc24874f66aae45dac889d099"

login = '883140776410950'
uri = 'sip:GW_Youmagic'
nonce = '1476157437:0a1418a40f8ee1c9a55f1587ab931c14'
realm = 'gw_youmagic'
password = '----------'

gil-obradors

#!/usr/bin/python3
import csv,ipaddress

with open('IPv4Address.csv', newline='') as csvfile:
	data = list(csv.reader(csvfile))

print(data[1][0])
print(type(data))
print(str(ipaddress.IPv4Address(3232235521)))

gil-obradors

---
- name: prova routers_commands
  hosts: mikrotik
  connection: network_cli
  remote_user: guifibages
  gather_facts: false
  tasks:
  - name: run command on remote devices
    routeros_command:
      commands: /system routerboard print

gil-obradors

### Protocl CDP i LLDP
tcpdump '(ether[12:2]=0x88cc or ether[20:2]=0x2000)'

gil-obradors

sudo apt install openjdk-8-jdk openjdk-11-jdk snap 
wget https://www.ubnt.com/downloads/tools/beta/discovery-tool/ubnt-discovery.zip
  
  
mkdir -p /opt/ubnt-discovery
sudo unzip ubnt-discovery.zip -d /opt/ubnt-discovery/


touch /usr/bin/ubnt-discovery
echo -e "#!/bin/bash  \n /usr/lib/jvm/java-8-openjdk-amd64/jre/bin/java -jar /opt/ubnt-discovery/ubnt-discovery-v2.5.1.jar " > /usr/bin/ubnt-discovery