思科 Jobs

I need the firmware on a Cisco NCS5501-SE router brought up to the latest stable IOS XR release. I’m not completely sure whether additional compatibility checks are required, so I’d like an expert who can confirm version support before proceeding and guide me through any pre-upgrade steps. What I expect: • Verify current firmware and hardware compatibility. • Recommend the correct IOS XR image and any prerequisite SMUs. • Create a clear upgrade plan, including rollback strategy. • Perform (or remotely walk me through) the firmware upload and installation. • Validate router functionality, interfaces, and routing protocols post-upgrade. • Provide a short report outlining changes made and any follow-up actions. Experience with Cisco NCS550...

Estoy reforzando la infraestructura de voz de mi empresa y requiero un proveedor mayorista de VoIP que pueda cursar mi tráfico saliente con 100 % de preservación de CLI, utilizando rutas directas vía Vitelity y, de ser necesario, otros carriers igualmente certificados. El servicio se empleará exclusivamente para llamadas empresariales outbound; no necesito recepción de llamadas ni funciones extra como grabación, multilínea o integración CRM. La seguridad es prioritaria: espero soporte nativo para TLS/SRTP, autenticación por IP. También valoro la estabilidad de la ruta. Entrego como referencia mi infraestructura actual basada en PBX-Asterisk y softphones SIP; la conexión deberá ser plug-and-play bajo estos...

I need support planning and configuring a pair of Hirschmann EAGLE40 firewalls that will run in transport mode at the edge of our industrial backbone. The goal is to gain precise control over internal business traffic, with carefully structured firewall rules and tight network-access control that fit the topology of our production network. You will start by reviewing our existing Layer-3 design and proposing how the EAGLE40s should be positioned, including any VLAN or routing adjustments required for seamless transport-mode operation. From there, I expect a complete rule set that segments departments, limits east-west traffic, and blocks any unauthorized protocols while leaving room for future growth. Network Access Control must be enforced through the firewall’s native feature set,...

Job Title: Freelance Network Engineer – One-Day Onsite Support Location: Onsite (Customer Site) Duration: 1 Day Job Summary: We are looking for an experienced Freelance Network Engineer to provide onsite support for a scheduled network activity at a customer location. The engineer will work alongside the remote technical team to perform network-related tasks and assist with implementation activities. Responsibilities: Arrive onsite at the scheduled time and coordinate with the customer contact. Provide hands-and-eyes support to the remote engineering team. Rack, stack, mount, or unmount network equipment if required. Connect, disconnect, and label network cables. Perform basic network troubleshooting and diagnostics. Access devices through console connection when requested. Capt...

I need a new Kamailio setup primarily for VoIP call routing. This setup should support SIP and WebRTC protocols. Key Requirements: - Configure Kamailio for VoIP call routing - Support for SIP and WebRTC protocols - Detailed documentation of the setup Ideal Skills and Experience: - Expertise in Kamailio - Strong knowledge of VoIP, SIP, and WebRTC - Experience with system configuration and documentation