Cisco ASR 1000

Contents
vii
Cisco ASR 1000 Series Aggregation Services Routers SIP and SPA Software Configuration Guide
OL-14127-08
Displaying Information About PVCs 8-5
Using Loopback Commands 8-6
Using loopback diagnostic to Create a Local Loopback 8-6
Examples 8-8
Using loopback line 8-8
Using the Cisco IOS Event Tracer to Troubleshoot Problems 8-9
Preparing for Online Insertion and Removal of a SPA 8-9
PART 3 Ethernet Shared Port Adapters
CHAPTER 9 Overview of the Ethernet SPAs 9-1
Release History 9-2
Supported Features 9-2
Restrictions 9-3
Synchronous Ethernet 9-3
Squelching 9-4
SSM and ESMC 9-5
Synchronization Status Message 9-5
Ethernet Synchronization Messaging Channel 9-5
Supported MIBs 9-6
Supported Ethernet SPAs 9-7
2-Port Gigabit Synchronous Ethernet SPA 9-7
SPA Architecture 9-7
Path of a Packet in the Ingress Direction 9-7
Path of a Packet in the Egress Direction 9-8
Displaying the SPA Hardware Type 9-8
Example of the show interfaces Command 9-8
CHAPTER 10 Configuring the Ethernet SPAs 10-1
Configuration Tasks 10-1
Required Configuration Tasks 10-2
Specifying the Interface Address on a SPA 10-4
Modifying the MAC Address on an Interface 10-4
Verifying a MAC Address 10-4
Gathering MAC Address Accounting Statistics 10-5
Configuring the Hot Standby Router Protocol 10-5
Verifying HSRP 10-5
Modifying the Interface MTU Size 10-6