Step 5 Return to privileged EXEC mode:

Gateway(config-if)# Ctrl-Z

Gateway#

Tip To save the gateway configuration, save it to NVRAM. Refer to the “Saving Configuration Changes” section on page 57.

Verify

To verify your group interface configuration, enter the show interface async command in privileged EXEC mode:

Gateway# show interface async 4/0

Async4/00 is down, line protocol is down modem(slot/port)=4/0, state=IDLE dsx1(slot/unit/channel)=NONE, status=VDEV_STATUS_UNLOCKED Hardware is Async Serial

MTU 1500 bytes, BW 115 Kbit, DLY 100000 usec, reliability 255/255, txload 1/255, rxload 1/255

Encapsulation SLIP, loopback not set DTR is pulsed for 5 seconds on reset

Last input never, output never, output hang never Last clearing of "show interface" counters never

Input queue: 0/10/0/0 (size/max/drops/flushes); Total output drops: 0

Queueing strategy: weighted fair

Output queue: 0/1000/64/0 (size/max total/threshold/drops) Conversations 0/1/32 (active/max active/max total) Reserved Conversations 0/0 (allocated/max allocated) Available Bandwidth 86 kilobits/sec

5 minute input rate 0 bits/sec, 0 packets/sec

5 minute output rate 0 bits/sec, 0 packets/sec

0 packets input, 0 bytes, 0 no buffer

Received 0 broadcasts, 0 runts, 0 giants, 0 throttles

0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored, 0 abort 0 packets output, 0 bytes, 0 underruns

0 output errors, 0 collisions, 0 interface resets

0 output buffer failures, 0 output buffers swapped out

0 carrier transitions

If you are having trouble:

To check for errors and local and remote addresses, enter the show async status command in privileged EXEC mode:

Gateway# show async status

Async protocol statistics:

Int

Local

Remote

Qd

InPack

OutPac

Inerr

Drops

MTU

1/00

42.1.1.1

None

0

0

0

0

0

1500

1/01

192.168.10.100

None

0

0

0

0

0

1500

1/02

192.168.10.100

None

0

0

0

0

0

1500

1/03

192.168.10.100

None

0

0

0

0

0

1500

1/04

192.168.10.100

None

0

0

0

0

0

1500

1/05

192.168.10.100

None

0

0

0

0

0

1500

.

Rcvd: 25762 packets, 1052214 bytes

0 format errors, 891 checksum errors, 0 overrun Sent: 8891 packets, 222264 bytes, 0 dropped

40

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Cisco Systems Cisco AS5400, Cisco AS5350 quick start Gateway# show interface async 4/0, Gateway# show async status

Cisco AS5400, Cisco AS5350 specifications

Cisco Systems is a global leader in networking and telecommunications technology, and its AS5350 and AS5400 models are prominent offerings in their product line. These devices cater primarily to service providers and large enterprises looking for advanced VoIP, data, and multimedia capabilities.

The Cisco AS5350 is a versatile voice gateway that supports a wide range of protocols including VoIP and PSTN (Public Switched Telephone Network). Designed for scalability, it can handle numerous simultaneous calls, making it an ideal solution for businesses that require robust communication systems. Some of its main features include built-in support for various signaling protocols such as SIP (Session Initiation Protocol) and H.323, which allow seamless integration with existing networks. Additionally, the AS5350 is equipped with high-density digital signal processors (DSPs) that enable efficient call processing and transcoding, ensuring high-quality voice transmission.

On the other hand, the Cisco AS5400 takes this functionality a step further by offering enhanced capabilities suited for more demanding environments. It supports both voice and data services, allowing service providers to deliver a comprehensive solution that includes voice calls, multimedia applications, and broadband services. The AS5400 features a modular design, allowing users to adapt the device to specific needs by adding or removing modules as required. This modularity enhances flexibility and future-proofs the system against evolving technology demands.

Both the AS5350 and AS5400 incorporate advanced security features to protect sensitive communications and data. Features such as encryption, secure signaling, and network access controls are essential for enterprises looking to safeguard their operations in an increasingly vulnerable digital landscape. These gateways also support Quality of Service (QoS) protocols, ensuring that voice traffic is prioritized over other types of data, thereby maintaining call clarity even in times of high data demand.

In conclusion, the Cisco AS5350 and AS5400 are compelling solutions that showcase Cisco's commitment to delivering reliable and high-performance telecommunications devices. By offering state-of-the-art technology, robust features, and a modular approach to scalability, businesses and service providers can ensure they remain competitive in the ever-evolving telecommunications landscape. Whether it is for voice, data, or multimedia applications, these gateways deliver the performance and flexibility needed to meet current and future challenges.