Spanning Tree Protocol Experts in Germany
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Meet FRATCH Experts in Germany, who have recently used Spanning Tree Protocol
Jens S.
Last position:
Network Technology at ISP, Internet Service Provider, BGP Peering
- Optimization of the transmission media of the data links in the Ruhr area
- Configuration/expansion of switches and routers for an autonomous system AS
- Improve the network protocols used Layer 2/3 (OSI model), RSTP, broadcast, etc.
- Laying cables, crimping, antennas, routers, switches
- Maintenance, expansion, selection and prioritization of troubleshooting measures for network monitoring (PRTG, The Dude)
- Organization and new connection of another BGP peering, data center, NGN fiber optic
- VPN IPSec site connections for 6 sites with PFSense, Fritzbox
- Configuration of WLAN devices (Mikrotik, UBNT
Label: TCP/IP, VLAN, BGP, OSPF, MPLS, VPLS, routing protocols, WLAN, EoIP, PPPoE, routing, SNMP, DHCP, DNS, NAT, native IP, VLAN, Ethernet, VoIP., switches and routers from: Nortel, Cisco, MikroTik, UBNT., network management systems: The Dude, PRTG, UISP
Ulf H.
Last position:
Configuration Manager (Interim) at In-house Development
- Requirements analysis and replacement of local SharePoint as CMDB with open source NetBox to prepare for deploying Cisco ACI (SD-WAN) with Microsoft Azure
- Coordination with systems like Checkmk and Grasp
- Introduction and coordination of cmdbsyncer as CMDB data hub; further development of the syncer with Kuhn & Ruess GmbH
- Implementation of SNMPv3 on AIX LPAR/VIO, Linux, Windows, SAN/storage, network components (Cisco switches, F5 load balancers, Palo Alto and CheckPoint firewalls, iLO boards)
- Deployment and further development of the network scanner JDisc in cooperation with the vendor (Utimaco HSMs, Linux detection)
- Integration of NetBox, JDisc, and cmdbsyncer into the infrastructure using Docker containers
- End-user training: preparation, creation of materials, and delivery
- Creation of data flow and network diagrams
- Population and planning of IPv4/IPv6 with NetBox including VLAN import
- Dual-stack setup of servers and clients with IPv4 and IPv6
- Connection of REST interfaces for Checkmk, JDisc, vSphere, HMC, i-doit, NetBox Software: Confluence, Jira, MS Office 365, Teams, i-doit, NetBox, JDisc, cmdbsyncer, DB Visualizer, vSphere, HMC
Konstantinos M.
Last position:
IT-Fly Specialist – Global Rollout at Lufthansa Group
Plan & Prepare (Site Design & Readiness): Inventory & Design: Dell PowerEdge R-Series, Aruba switches (L2/L3), notebooks/peripherals; serials/asset tags, IPv4/IPv6 addressing, VLAN-/DHCP-/DNS plan
Runbooks/MOPs: site rollout runbook, backout strategy (<15–30 min), risk register, communication matrix; approvals via CAB/change
Images/Packages: Golden Image (Win10/11), driver packs, BIOS/UEFI baseline; O365/Teams/OneDrive KFM; BitLocker policies; MECM/SCCM, Intune/Autopilot, MDT/WinPE
Logistics: shipping/customs clearance, RMA/DOA, on-site spares; tools (barcode scanner, label printer), "Go-Bag" (cables, SFPs, console cables)
Deliver (on-site implementation): End devices: swap & migration (USMT/OneDrive KFM), peripherals (ATB/BT printers, scanners, boarding gate hardware); domain join, compliance checks, O365 activation, printers/queues, network drives
Acceptance: functional tests for DCS/CUTE/CUPPS/CUSS stations, ticketing/check-in workflows, boarding gates
Server (R-Series): rack & stack, cabling (PDU redundancy, fiber/copper), labeling/naming; firmware/RAID (PERC), Lifecycle Controller, iDRAC network; Windows Server 2022/2025 + CIS/BSI hardening; agents (backup/AV/EDR/monitoring), time service/NTP auth, Syslog/SNMPv3
Network (Aruba): VLANs, LACP trunks, MSTP root; PortFast + BPDU Guard at the edge; QoS (EF/AF); dual stack (v4/v6), DHCP relay. NAC/802.1X with ClearPass/Radius/TACACS+, roles + MAB fallback; guest isolation, ACLs (Guest→Mgmt deny). Telemetry: sFlow, SNMPv3, Syslog→SIEM; LLDP→inventory/CMDB
Airport specifics: CUTE/CUPPS/CUSS terminals; DCS/Amadeus/SITA connectivity; FIDS (read-only); bag tag/boarding pass printing; changes in off-peak/night windows
Stabilize (hypercare): first-day support, KPI tracking (login times, ticket volume, error classes), QoS fine-tuning
Troubleshooting: Wireshark/iperf, event logs, switch counters, sFlow flows; fast incident handling as SPOC
Knowledge transfer: short training sessions for station teams, mini-runbooks (fault/recovery)
Close (documentation & handover): docs & CMDB: final configs (switch/server), topology/patch plans, IP tables, serial/asset lists, before/after photos
Acceptance & sign-off: UAT protocols, functional evidence (use cases), return/reuse of old hardware
Lessons learned: risks, standard packages, driver freeze, "known issues"
Interfaces/communication: station IT, airport IT, SOC/NOC, ground ops/ramp/check-in, provider (SITA/Amadeus). ITSM: ServiceNow (Inc/Req/Change/KB), handover to BAU
Matthias S.
Last position:
Subproject Manager / Head of Monitoring at IT service provider (Berlin/Kolbermoor)
- Subproject Manager / Head of Monitoring for facility management and handling operational project parts as well as coordinating operations
- CheckMK consulting: central monitoring infrastructure with CheckMK master and distributed CheckMK satellites
- Implementation of advanced monitoring approaches, integration of new plugins and customization of the CheckMK agent
- Graphic representation of performance metrics with InfluxDB and Grafana, creation of NagVis/Grafana templates and dashboards
- Monitoring of Linux/UNIX/Windows systems and active components using CheckMK agents/MRPE as well as hardware monitoring via SNMP
- Development of monitoring plugins based on Bash scripting
- Inventory and cross-disciplinary analysis for application-specific monitoring
- Concept design, testing and documentation for integrating CheckMK status messages and performance data into a higher-level umbrella system (Data Leak)
- Technical and conceptual point of contact
Szymon S.
Last position:
IT Systems Specialist at BOSCH
- Preparation, configuration, and deployment of client systems
- Planning and implementation of network infrastructures
- First-level and second-level support during the transition
Matthias W.
Last position:
Self-employed at maweos GmbH
Mohamad A.
Last position:
Systems Engineer for Network Security at Bechtle AG
- SD-WAN solution by Aruba – Swiss energy company (330 sites): design and implementation of an SD-WAN branch solution with Aruba 9004 gateways, encrypted overlay, policy-based routing, WAN load balancing, and centralized management via Aruba Central.
- LAN/WLAN & security – schools in Germany (9 sites): deployment of Aruba switches & AP-505, FortiGate 80F firewalls; setup of Checkmk monitoring, incident and change management, and secure admin access (BeyondTrust).
- Multi-site security – energy billing company (20 sites): deployment of a complete Fortinet solution (FortiGate HA cluster, FortiSwitch PoE, FortiAP), IPsec remote-access VPN via FortiClient, centralized management via FortiCloud, IntraID authentication, operations and incident management.
- Data center migration – German client: migration of data center switches (Mellanox), firewall cluster, and OfficeConnect switches to a new data center; securing configurations, implementing HA designs, testing, monitoring, and coordinated change and incident processes. Setup of two new 6300 M VSX clustered switches.
- Data center security – university hospital: implementation of a high-availability FortiGate 400F firewall cluster across three data centers; security policy design, operational support, and change/incident management.
- Enterprise campus & network access control – manufacturing company in Germany: introduction of Aruba ClearPass NAC, setup of a VSX-based switching architecture, secure WLAN access with MPSK, and integration into existing networks.
- EU client (Germany & Poland) – Sophos firewalls: operations, incident and change management of Sophos firewalls including IPsec VPN; troubleshooting and ongoing optimization of security configurations.
- Network modernization – pharmacy client in Germany: design and rollout of core and access switching (Mellanox, Aruba Instant On), migration from Sophos to Fortinet firewalls, network segmentation, and security hardening.
Martin F.
Last position:
IT Security Consultant at Freelance
Rüdiger S.
Last position:
Consultant for Functional Safety: I3 Confirmation Reviews according to ISO 26262:2018 at VW
Conducting I3 confirmation reviews for all work products at the item (system) level that require I3 review, according to ISO 26262:2018: impact analysis, safety plan, functional safety concept, technical safety concept, FMEA, FTA, DFA, integration and test strategy, safety validation specification, safety case
Creating/updating review criteria for I3/I2 confirmation reviews of all work products based on ISO 26262:2018
Discussing findings with specialist departments as needed
Coordinating findings and review criteria with the responsible customer department
Training new internal employees in performing I3 confirmation reviews
ISO 26262
Requirements Analysis
Failure Analysis (FTA, FMEA, DFA)
Microsoft Office
Jira
Confluence DevStack
Document Management System (DMS)
Charles J.
Last position:
Network Architect at RedGlobal GmbH
- Configuration of Dell switches, routers, and access points.
- Error analysis and resolution.
- Environment: Extreme, Cisco and Dell switches and routers, Extreme A3 NAC, Extreme CloudIQ.
Discover over 15,000 top freelancers
Statistics of experts using Spanning Tree Protocol
Aggregated from the professional profiles of matched freelancers.
Experience
24 years
Position duration
2.8 years
Positions per freelancer
17
Top business areas
Information Technology, Operations, Project Management
Top industries
Information Technology, Manufacturing, Energy
Certification focus areas
Information Technology, Quality Assurance, Product Development
Bachelor's degree or higher
100%
Master's degree or higher
67%
Certifications per freelancer
6
Most common languages
German, English, Spanish
Speak two or more languages
100%
Based on our profile pool as of 19 Sep 2026.
Daily rate distribution
The chart shows how the daily rates of freelancers in this technology in Germany are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows how many freelancers charge within that range.
Average rates of experts in Germany using Spanning Tree Protocol
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 19 Sep 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
Spanning Tree Protocol experts industry focus
See which industries our matched freelancers work in most often — every figure is calculated live from the freelancers on FRATCH.
- Information Technology (80%)
- Manufacturing (80%)
- Energy (70%)
- Telecommunication (60%)
- Automotive (50%)
- Education (40%)
- Banking and Finance (40%)
- Retail (40%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
Network loop prevention
Spanning Tree Protocol, commonly called STP, prevents switching loops in Ethernet networks. It creates a logical tree by blocking redundant paths and activates an alternate link when the active path fails. This protects broadcast traffic from circulating endlessly and keeps Layer 2 segments stable.
Protocol variants
Classic STP converges more slowly than modern alternatives. Rapid Spanning Tree Protocol (RSTP) reduces recovery time, while Multiple Spanning Tree Protocol (MSTP) maps groups of VLANs to separate spanning-tree instances. Strong specialists select the appropriate mode and account for vendor-specific behavior.
Switching ecosystem
STP work sits inside a wider switching and network operations stack. Professionals commonly work with Cisco IOS, Nexus, Catalyst, Aruba or Juniper devices, plus VLANs, trunk ports, link aggregation and network monitoring. They use packet captures, topology views, logs and configuration backups to validate changes.
Typical assignments
Companies bring in freelance expertise when a network needs redesign, migration or urgent diagnosis. Common deliverables include:
- Auditing bridge priorities, root placement and port roles
- Designing resilient VLAN and trunk topologies
- Migrating from STP to RSTP or MSTP
- Investigating loops, blocked links and broadcast storms
When specialists help
External professionals are useful during data-center expansions, campus-network changes, acquisitions and switch replacements. They can review an existing topology without local assumptions, document the intended root-bridge strategy and coordinate safely with internal teams. In Germany, remote analysis can often be combined with on-site work for cabling, hardware and change windows.
What quality looks like
A capable specialist explains why each root, priority and port role exists instead of applying a template. They test failover, check edge-port and loop-protection settings, and plan rollback before changing production switches. They also understand adjacent concerns such as DHCP, multicast, firewall paths, wireless uplinks and network access controls.
Frequently asked questions
Quick answers to the questions that come up most around Spanning Tree Protocol.
Spanning Tree Protocol prevents Layer 2 loops in Ethernet switching networks by blocking selected redundant paths. It is used in campus networks, data centers, industrial environments and branch infrastructures where resilient links are important.
STP is the original loop-prevention mode and may take longer to reconverge after a topology change. RSTP offers faster convergence, while MSTP groups VLANs into instances to control larger or more complex designs. The right choice depends on switch support, topology and operational requirements.
A strong Spanning Tree Protocol specialist should also understand VLANs, 802.1Q trunks, link aggregation, IP addressing and switch security. Familiarity with Cisco IOS, Aruba or Juniper interfaces, monitoring tools and packet analysis is valuable for diagnosing real network behavior.
STP configuration in a small, well-documented network may need focused specialist support. A multi-site migration, data-center redesign or recurring broadcast storm requires experience with production change control, failure testing and vendor-specific switching behavior. The required depth depends more on topology risk than on the protocol name alone.
Spanning Tree Protocol analysis, documentation and configuration review are often suitable for remote collaboration. On-site support may still be needed for switch replacement, cabling checks, console access or a controlled maintenance window. Teams in Germany should agree on language, access procedures and escalation paths before changes begin.
Companies usually seek STP expertise when redundant links cause instability, a switch migration is approaching or the root bridge is not placed intentionally. A freelancer can map the topology, identify unsafe settings and create a tested remediation plan without distracting the permanent operations team.
Ask a Spanning Tree Protocol specialist to explain root-bridge selection, port states, path costs and failover behavior using your topology. Quality work includes a baseline, documented assumptions, validation tests, monitoring checks and a rollback plan. Clear diagrams and precise change records are strong practical signals.
STP remains relevant wherever Ethernet Layer 2 redundancy and VLANs are used, even when RSTP or MSTP is the selected variant. Modern fabrics may reduce reliance on spanning trees through routed links or overlay designs, but specialists still need to understand STP to operate, migrate or troubleshoot traditional switching domains.
The average hourly rate of freelancers in Germany who have used Spanning Tree Protocol in their recent projects is 100 €, which corresponds to a daily rate of about 804 € based on an 8-hour working day.
Of the freelancers in Germany who have used Spanning Tree Protocol in their recent projects, 100% hold at least a Bachelor's degree and 67% hold at least a Master's degree.
On average, freelancers in Germany who have used Spanning Tree Protocol in their recent projects have 24 years of professional experience, with a single engagement typically lasting around 2.8 years.
The most common languages among freelancers in Germany who have used Spanning Tree Protocol in their recent projects are German (100%), English (100%), and Spanish (20%).
The most common industries among freelancers in Germany who have used Spanning Tree Protocol in their recent projects are Information Technology (80%), Manufacturing (80%), and Energy (70%).
The most common business areas among freelancers in Germany who have used Spanning Tree Protocol in their recent projects are Information Technology (100%), Operations (90%), and Project Management (80%).
Main locations of FRATCH Experts, who have recently used Spanning Tree Protocol
Our freelancers and interim experts are at home across the DACH region — available on-site in the major business hubs or fully remote. Choose a location to discover matched specialists, local market insights and up-to-date availability.
Berlin Hamburg Munich Cologne Frankfurt Stuttgart Dusseldorf Leipzig Dortmund Essen Bremen Dresden Hanover Nuremberg Request a free demo
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