If you come from the Cisco world, Huawei WLAN HA can look a little unfamiliar at first. The good news: once you stop trying to force a “dedicated HA cable for everything” mindset onto it, the design gets a lot… Read moreHuawei AirEngine WLC HA with HSB: Keeping Active/Standby Simple
Introduction Logdash is a syslog platform built to receive FortiGate event logs over Syslog TLS and turn them into operationally useful insights. The ingest layer is based on rsyslog, while Logdash itself is a custom frontend tailored to FortiGate-centric environments…. Read moreLogdash: A Lightweight Syslog Operations Layer for FortiGate Event Data
What Netdash Is Netdash is a super lightweight solution for Fortigate Firewalls, that gives you everything at a glance without requiring additional licenses. It is built entirely around HTTPS webhooks, so there is no polling overhead and no heavy management… Read moreNetdash – Webhook based Fortigate asset management dashboard
Building a DIY ESP Temperature Logger to Find Out Modern access points are no longer just radios. They’re basically small servers with antennas. Multi-core CPUs. Three radios. 320 MHz channels. Multi-Gig uplinks. Up to 60 watts PoE. Which raises a… Read moreHow Hot does a C9176 Access Point get inside a closed enclosure?
Troubleshooting a Stranded Aruba AP When attempting to troubleshoot a stranded Aruba Access Point (AP) that is no longer connected to its Wireless LAN Controller (WLC), I encountered several challenges, including difficulties accessing the AP. Below, I outline two key… Read moreTroubleshooting a stranded Aruba AP via SSH
TLDR; How to update CIMC 2.x/3.x to a recent version starts below at “Update Procedure” Storytime I support a Cisco Wireless infrastructure for a hospital with about 2.000 APs and 3 5520 WLCs. The environment was on 8.5.151 and the… Read more5520 AireOS CIMC Update
CFA run sql select d.name as device, n.dnorpattern, cfd.cfadestination from device as d inner join devicenumplanmap as dmap on dmap.fkdevice=d.pkid inner join numplan as n on dmap.fknumplan=n.pkid inner join callforwarddynamic as cfd on cfd.fknumplan=n.pkid where (cfd.cfadestination!=”) Phone Query (for Active… Read moreCUCM CFA query / Phone Query SQL
– Check uploaded ROMMON file verify /md5 isr4200_4300_rommon_169_1r_SPA.pkg – Start upgrade (will take about 3-5 min) upgrade rom-monitor filename bootflash:iisr4200_4300_rommon_169_1r_SPA.pkg all (not “flash:” otherwiese you see -> Invalid file:\ flash:isr4200_4300_rommon_169_1r_SPA.pkg) – Reload – Check Version after upgrade and reload sh rom-monitor R0… Read moreROM Upgrade 43xx Router
monitor capture TRACE01 interface range gigabitEthernet 0/0/0-1 both monitor capture TRACE01 match ipv4 any any monitor capture TRACE01 start monitor captureTRACE01 stop show monitor capture TRACE01 buffer brief show monitor capture TRACE01 buffer detailed no monitor capture TRACE01 monitor capture… Read morePCAP / ISDN Trace CUBE
Manchmal muss man bei den jabber Problem Reports das DUMP file analysieren. Dies geht mit dem Tool WinDBK. Nach dem man das DUMP File mit WinDBK geöffnet hat kann man mittels folgenden Befehl das Dump File analysieren: !analyze -v