If your router lost chains on the flash:/ or cfcard:/ you can try to rebuild the file system. The principal symptom is that you can’t save the running config. So try the miracle: bye, .glitchlist crew
‘;–have i been pwned?
Check if your account has been compromised https://haveibeenpwned.com/
Firefox Monitor Website breaches
Firefox offer a free monitor for your personal data that appear in breaches websites breaches You need a free registration that include a sync data if you use firefox as a browser https://monitor.firefox.com
rSyslog log multiplexer
If you want to activate relay log service on you rSyslog instance in order to send ALL logs to other log analyzers, see below: boom! .glitchlist crew
Cisco 3750X & VMware
If you have to connect VMware server to a Cisco 3750X Stack via Port-Channel consider this: In Cisco, the default PVID is 1 In a Cisco trunk the PVID pass untagged VMware virtual switch tag VLAN 1 on a trunk Default channel-group is EtherChannel So if you pass many VLAN (id. 1 included) on a trunk interface this is the …
Routers diagnostics
to make a complete deep diagnosis of your router one of the most complete tools is: Sometimes the generated file is asked by vendors when you open a Cisco TAC or a Huawei CASE. The output of these commands is very large so on Huawei you can add the filename option and export the file via TFTP, while for Cisco, …
Huawei – eBGP sensitive interface
by default a BGP session do not shutdown until the Hold timer times out. In Huawei Keep-alive is 60s and Hold-time is 180s. So if we are in multi ISP environment and internet peer go down, the networks preferred by the failed peer are black-holed. With the command: ebgp-interface-sensitive The BGP router clear the peer session immediately if the interface …
BGP – Let’s read the Routing Table
Routing table represent all the information the bgp protocol collect from his peers to build the IP Routing table. On these examples you can find small details that are useful for troubleshooting. Of course every time you type the display bgp routing-table command you have a little codes legend: But dig a little bit: Status codes are the very firsts …