Ofcom Announcement

HP iLO & Dell iDRAC Hacked

We recently had a customer complain about extremely high CPU usage on one of their HP servers. On investigation we found this was caused by a _-minerd file – a virus dropped on the servers which reports back to a Chinese IP address, which has seen an outbreak across Linux servers over the last few…

Phone Problems

Draytek Sip Phones/Asterisk Host Unreachable

Sip IP VoIP phones go offline We’ve deployed quite a few Draytek routers over the years along with Asterisk PBX’s for on-site systems. What we found with a significant number of installs, is that every few days, Asterisk would report the termination servers as being unreachable.  We explored Asterisk at first, but we then found…

Asterisk 1.2 | Shared Line Appearance

One of the most requested functionality prior to Asterisk 1.2 was shared line appearance. It finally appeared in 1.2 but it’s take-up has been somewhat muted. Part of the reason for this is that it uses conferencing and while it works as expected with Line appearance, you can’t use the transfer buttons on the phones.…