Network Utilities
Browser-based tools for network analysis, diagnostics, and command building. Most processing runs locally — no data leaves your device.
// available tools
// network
Subnet Calculator
Calculate subnet masks, host ranges, broadcast addresses, and network details from CIDR notation or IP + mask.
// command builders
tcpdump Builder
Construct tcpdump capture commands with BPF filter expressions. Supports CIDR ranges, protocol filters, and live command preview.
// command builders
fw monitor Builder
Build Check Point fw monitor capture commands. Filter by IP, port, and protocol with kernel-level inspection point control (i/I/o/O).
// command builders
fw ctl zdebug Builder
Build Check Point fw ctl zdebug drop commands with grep filter pipelines. Narrow real-time kernel drop output by source/destination IP, port, protocol, drop reason, and interface.
// command builders
cppcap Builder
Build Check Point cppcap capture commands — tcpdump-style captures with lower CPU load that include SecureXL-accelerated traffic. BPF filters, file rotation, and VSX support.
// utilities
Compose Converter
Paste a docker run command to get a docker-compose.yml, or paste a compose file to get docker run command(s). Direction is auto-detected.
// utilities
MQTT Client
Connect to an MQTT broker over WebSocket and browse published topics in a live-updating tree. Subscribe to any topic filter and see values update in real time.
// configurators
Route-Map Builder WIP
Build route-map match/set entries and export as Check Point Gaia, Cisco IOS, or Brocade/Ruckus/ICX config. Paste an existing route-map to keep new sequence numbers from colliding.