Table of Contents Resources Actually it is not news - it happened with the new 4.99 tcpdump version starting 2 years ago. But most binary distributions still lack this version. So, I had to install it from sources even on the RHEL 9, the newest version. The steps are simple …
MTU (MAximum Transmit Unit) plays central role in available throughput. And while with the Internet the maximum size isn’t going to surpass 1500 bytes, on MPLS/IPL/etc lines, owned by 1 provider, it is possible to get better MTU. THe easiest way to test for the maximum size …
Table of Contents Archive and gzip-compress the current folder with tar Archive and gzip-compress the current folder using maximal compression possible Set compression level as the GZIP environmental variable for gzip Set compression level by piping tar output to the gzip Use -I option for modern versions of tar Archive …
Table of Contents General Health Logs Interfaces VLANs Daemons Real-Time Debug Spanning Tree Protocol (STP) Routing Info Static BGP OSPF LLDP & MAC & CDP PoE DHCP NTP VSF (Virtual Switching Framework) Note All commands were tested on HP/Aruba 5400 switches (specifically 5406Rzl2), but will work on any model with recent …
It is rare for these well-known DNS providers to cause problems to your domain records, but everything is possible. More often though, you may need to refresh some DNS record of your domain sooner than its TTL expires. Below you will find links how to do so for the aforementioned …
Table of Contents Introduction Start nfcapd netflow collector in a daemon mode listening on port 5001 with all extensions enabled and saving received netflow data into the named folder NFS-cisco-rtr. Accept netflow records only coming from the sender with the IP of 13.13.13.137 Read and print all …
Get a list of all the buckets under user account Recursively list contents of a given bucket yurisk.info Recursively list contents of a given bucket printing sizes in a friendly format List contents of a bucket, add summary for number of objects and their total size Get access-list associated …
Table of Contents Cheat sheet of debug commands Examples show configure port summary show config port eth 4/2 status show config port eth 4/1 statistics Measuring the traffic rate passing the interface Run ping between 2 ETXes show config system system-date show configure flows summary brief show configure …
Last updated: 19 December 2020 Get coronavirus/Covid-19 statistics for your country, real-time or historical Force curl not to show the progress bar Download a web page via GET request setting Chrome version 74 as the User-Agent. Download a web page via GET request setting Googlebot version 2.1 as …
MRV Communications (acquired in 2017 by ADVA Optical Networking) is an Israeli company known for their optical network equipment, most notably their Optiswitch Carrier Ethernet Switch series. The switches (OS904, OS906G, OS912) are not available for purchase from them anymore, but if you work for a telco company, you surely …