Accepts traffic destined for GRE tunnels

9.3

Active flow monitoring exports cflowd version 5 and version 8 records

9.3

Active flow monitoring exports flow monitoring version 9 records, based on RFC 3954

9.3

Graceful Routing Engine Switchover (GRES)

9.4

GRE dont fragment

9.3

GRE Key

9.3

GRE reassembly

9.3

IP Security (IPSec) encryption

9.3

Network Address Translation (NAT) for IP addresses

9.3

Packet-triggered dynamic subscribers and policy control (PTSP)

10.2

Port Address Translation (PAT) for port numbers

9.3

Real-time Performance Monitoring (RPM)

9.3

Stateful firewall with packet inspection: detects SYN attacks, ICMP and UDP floods, and ping-of-death attacks

9.3

Tunnel services:

• GRE unicast tunneling-Supports GRE fragmentation

9.3

• IP-IP unicast tunneling

9.4

• Multicast tunneling

9.4

• Protocol Independent Multicast (PIM) sparse mode unicast tunneling

9.4

• Virtual loopback tunneling (VT)

9.4

Voice over IP (VoIP) services:

• Border Gateway Function (BGF) using external H.248/Ia control
• Integrated Multi-Service Gateway (IMSG)–Session Border Controller

10.2