Internet · ISP · Datacenter · Vienna
Internet Infrastructure.
From IP Prefix to Wavelength.
Short-term troubleshooting and delivery of sophisticated Internet, carrier and datacenter networks. Vendor-independent, technically deep and direct.
01 / MISSION
One expert for routing, carriers and optical infrastructure.
From urgent incidents and RIPE resources to complete ISP platforms and datacenter interconnects.
02 / EXPERTISE
Three domains.
One technical view.
01
Solve Problems
Short-term support for BGP, routing, access lines, peering, transit and carrier escalations. Root cause instead of workaround.
02
Build Internet Infrastructure
RIPE consulting, IPv4/IPv6 resources, ASN, BGP, peering and transit — all the way to a complete ISP.
03
Connect Datacenters
Datacenter networks and interconnects over dark fiber, CWDM and DWDM — including link budgets, optics and EDFA.
04
Local AI
Local LLMs, right-sized AI hardware and controlled cloud fallback. Your data, your models, your infrastructure.
03 / APPROACH
Clarity over
complexity.
No buzzword show. No unnecessary dependencies. A structured view of what your infrastructure actually needs.
Describe your challenge ↗- 01
Understand
Capture objectives, risks and real-world constraints.
- 02
Design
Develop a robust and understandable solution.
- 03
Deliver
Implement, test and document in a controlled way.
04 / OPERATOR
Direct access to
the expert.
AS2871 Network Consulting e.U. provides personal Internet, datacenter and AI consulting from Vienna.
From the first call through delivery, you work directly with Tobias Dostal — no hand-offs and no rotating teams.
20+years of Unix/Linux
in HA environments
15+years building and
operating ISP networks
05 / CONNECT