Cisco Fourth-Generation Versatile Interface Processor VIP4 Spezifikationen PDF herunterladen (Seite 78)

4-26

PA-T3+ Serial Port Adapter Installation and Configuration

OL-3505-03

Chapter 4 Configuring the PA-T3+

Checking the Configuration

loopback network line Sets the interface into network line

loopback mode. Network line loopback

loops the data back toward the network

(before the framer).

Router(config)# interface serial

10/0/0

router(config-if)# loopback network

line

loopback network payload Sets the interface into network payload

loopback mode. Network payload

loopback loops just the payload data back

toward the network at the T3+ framer.

Router(config)# interface serial

10/0/0

router(config-if)# loopback network

payload

loopback remote

Sets the interface into remote loopback

mode. Remote loopback loops the data

back toward the network (before the

framer at the remote T3 device).

Router(config)# interface serial

10/0/0

router(config-if)# loopback remote

1. Remote loopback mode works with C-bit framing only. The other loopback modes listed above work with C-bit, M13, and bypass framing. Refer to the

“Specifying T3+ Framing” section on page 4-16 for information on configuring C-bit framing.

Table 4-9 Using loopback Commands

Command Function Example

1 2 ... 73 74 75 76 77 78

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Cisco Fourth-Generation Versatile Interface Processor VIP4 Spezifikationen Seite 78