FunctionDescriptionTask
Started by the VPN Controller for each configured context (one is always
present for the local context).
VPN Managervpnmgr
Performs IP address pool and subscriber IP address management.
Performs all context specific operations including but not limited to: UCM
services, IP interfaces, the Address Resolution Protocol (ARP), IP address
pool management, slow path forwarding, NPU flows, port Access Control
Lists (ACLs), and logging.
Provides IP interface address information for each context to the Session
Controller.
Created by the VPN Manager for each context that has enabled the BGP
routing protocol (router bgp Context Configuration mode CLI command).
Border Gateway Protocolbgp
Responsible for learning and redistributing routing information via the BGP
protocol.
Maintains the BGP peering connections.
Applies any defined BGP routing policy.
Created by VPN Manager for each context that has enabled the OSPF routing
protocol (router ospf Context Configuration mode CLI command).
Open Shortest Path Firstospf
Responsible for learning and redistributing routing information via the OSPF
protocol.
Maintains the OSPF neighboring relationship.
Maintains the LSA database.
Performs SPF calculations.
Applies any defined OSPF routing policy
Created by VPN Manager for each context that has enabled the OSPFv3
routing protocol (router ospfv3 Context Configuration mode CLI command)
Open Shortest Path Firstospfv3
Responsible for learning and redistributing routing information via the
OSPFv3 protocol.
Maintains the OSPFv3 neighboring relationship.
Maintains the LSA database.
Performs OSPFv3 SPF calculations.
Applies any defined OSPFv3 routing policy.
ASR 5500 System Administration Guide, StarOS Release 21.4
391
StarOS Tasks
Virtual Private Networking Subsystem
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