Firewall Filter Examples
The following examples illustrate how to define firewall filters:
- Example: Blocking Telnet and SSH Access
- Example: Blocking TFTP Access
- Example: Accepting DHCP Packets with Specific Addresses
- Example: Defining a Policer for a Destination Class
- Example: Counting IP Option Packets
- Example: Accepting OSPF Packets from Certain Addresses
- Example: Matching Packets Based on Two Unrelated Criteria
- Example: Counting Both Accepted and Rejected Packets
- Example: Blocking TCP Connections to a Certain Port Except from BGP Peers
- Example: Accepting Packets with Specific IPv6 TCP Flags
- Example: Setting a Rate Limit for Incoming Layer 2 Control Packets
