Cisco Systems 3600 manual Router show modem 2/10, Dcd Dtr

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V.110 Support for Cisco 3600 Series Digital Modems

show modem

Field

Description

Inc calls

Number of incoming calls that successfully and unsuccessfully connected

 

to a modem.

 

 

Out calls

Number of outgoing calls that successfully and unsuccessfully dialed out

 

from an available modem.

 

 

Busied Out

Number of modems that have been manually removed from service.

 

 

Failed Dial

Number of modems that attempted to dial into the network but failed to

 

make a connection.

 

 

No Answer

Number of modems that detected an incoming ring but failed to answer the

 

call.

 

 

Succ Pct.

Successful connection percentage of total available modems.

 

 

The following example shows the statistics and current configurations for the manageable modem 2/10. A dash (-) indicates a field that is not available on basic modems. An x indicates a field that is available and active on manageable modems. See Table 2 for a description of the fields displayed by the show modem command.

Router> show modem 2/10

 

 

 

 

 

 

 

Mdm Typ

Status

Tx/Rx

G

Duration

TX

RX RTS

CTS

DSR

DCD DTR

2/10 V34

Idle

33600/33600

1

00:00:00

 

x

x

x

x

Modem 2/10, Microcom MNP10 V34 Modem (Select), Async35, TTY35

Firmware (Boot) Rev: 2.1(9) (1.0(5))

Modem config: Incoming and Outgoing

Protocol: reliable/MNP, Compression: V42bis

Management port config: Status polling and AT session

Management port status: Status polling and AT session

TX signals: 0 dBm, RX signals: 0 dBm

Last clearing of "show modem" counters never 0 incoming completes, 0 incoming failures 0 outgoing completes, 0 outgoing failures

0 failed dial attempts, 0 ring no answers, 0 busied outs 0 no dial tones, 0 dial timeouts, 0 watchdog timeouts

0 no carriers, 0 link failures, 0 resets 0 recover oob 0 protocol timeouts, 0 protocol errors, 0 lost events

Connection Speeds

75

300

600

1200

2400

4800

# of connections

0

0

0

0

0

0

Connection Speeds

7200

9600

12000

14400

16800

19200

# of connections

0

0

0

0

0

0

Connection Speeds

21600

24000

26400

28800

31200

33600

# of connections

0

0

0

0

0

1

The following is an output example for a basic V.34 modem module:

Cisco IOS Release 12.1(5)T

7

Image 7
Contents Support for Cisco 3600 Series Digital Modems Feature OverviewMIBs Supported PlatformsSupported Standards, MIBs, and RFCs StandardsConfiguration Tasks Command Reference Release Modification Command Modes Command History ExamplesShow modem Show modem slot/port group numberField Description Hold-reset commandDCD DTR Router show modem 2/10Router# TX RX RTS CTS Show modem slot/port Field Descriptions MNP5 Group Related CommandsRouter# show modem log Command Modes Command HistoryShow modem log Show modem log slot/port group numberS29 = 8 V.110 modem standard Related Commands Command DescriptionS57 = 3 User rate for V.110 connection is 3 bps Show modem configuration slot/port Show modem configurationShow modem configuration 0/0 S29 Modem standard Show modemS57 User rate for V.110 connection is 2400 bps Show modem connect-speeds Command Connect Speed Range DisplayedShow modem connect-speeds max-speedslot Show modem connect-speeds 400 to 21,600 bps 75 to 1200 bps Router# show modem connect-speeds Router# show modem connect-speeds 12000Router# show modem connect-speeds Show modem connect-speeds Field Descriptions Router# modem at-mode s/p AT@E1 Show modem operational-statusShow modem operational-status slot/port Show modem operational-status shelf/slot/portParameter #9 TX,RX Bit Rate Router# show modem operational-status 0/0Glossary
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3600 specifications

Cisco Systems 3600 is a high-performance modular router series designed for small to medium-sized enterprises and branch offices. Launched in the late 1990s, it has been widely recognized for its flexibility, scalability, and reliability. The series is part of Cisco's extensive networking portfolio and has played a vital role in delivering various services and applications while enhancing operational efficiency.

One of the main features of the Cisco 3600 series is its modular architecture, allowing organizations to customize the router according to their specific needs. The system supports various interface modules that can accommodate different types of connections, including serial, Ethernet, and DSL, which helps in building versatile network solutions. The modularity not only increases the router’s lifespan by enabling upgrades as technology changes but also supports future expansion as the organization grows.

The Cisco 3600 series routers utilize advanced routing protocols, such as RIP, OSPF, EIGRP, BGP, and IS-IS, to ensure efficient data transmission and optimal network performance. This capability allows the routers to adapt to varying traffic demands and complexities, thereby optimizing bandwidth utilization and reducing latency in communications. With extensive memory options, including Flash and DRAM, the 3600 series can handle robust data processing and support intricate routing environments.

Security is another critical feature of the Cisco 3600 series. It includes support for VPNs, firewalls, and other security protocols, providing a secure environment for data transfer. The implementation of features like Access Control Lists (ACLs) and Intrusion Detection Systems (IDS) enhances the overall security posture, making it suitable for organizations looking to protect their sensitive information.

In terms of scalability, Cisco 3600 routers can easily accommodate increased workloads and network growth. This is done through the provision of additional modules and cards to increase capacity and performance. The series can also support multiple WAN connections, enabling seamless integration with various telecommunication services.

Additionally, the Cisco 3600 series is designed for ease of management. Utilizing Cisco's IOS software, network administrators can manage and configure the routers efficiently, thanks to a user-friendly interface and extensive command capabilities. This makes troubleshooting simpler and ensures network availability remains high.

In conclusion, Cisco Systems 3600 series routers combine robust performance, security features, and scalability, making them an invaluable asset for businesses looking to maintain a reliable and efficient networking solution.