// MCP TOOL REFERENCE

MCP PCAPY NG TOOLS

14 tools from the Mcp Pcapy Ng MCP Server, categorised by risk level.

READ TOOLS

findalldevs List all available network interfaces get_constants Get all constants get_dlt_names Get DLT constant mappings get_pcap_directions Get direction constant mappings lookupdev Get the default network device pcap_datalink Get the data link type pcap_getnonblock Get non-blocking status pcap_read Read packets from a pcap handle pcap_setfilter Attach a BPF filter

WRITE TOOLS

create Create a packet capture handle 2/5 open_live Open a live network interface for packet capture 2/5 open_offline Open a pcap file for reading 2/5 pcap_setnonblock Set non-blocking mode 2/5

EXECUTE TOOLS

compile Create a BPF filter program 3/5

// FAQ

How many tools does the Mcp Pcapy Ng MCP server have? +

The Mcp Pcapy Ng MCP server exposes 14 tools across 3 categories: Read, Write, Execute.

How do I enforce policies on Mcp Pcapy Ng tools? +

Use Intercept, the open-source MCP proxy. Write YAML rules for each tool — rate limits, argument validation, or deny rules — then run Intercept in front of the Mcp Pcapy Ng server.

What risk categories do Mcp Pcapy Ng tools fall into? +

Mcp Pcapy Ng tools are categorised as Read (9), Write (4), Execute (1). Each category has a recommended default policy.

Enforce policies on Mcp Pcapy Ng

Open source. One binary. Zero dependencies.

npx -y @policylayer/intercept

github.com/policylayer/intercept →