Chapter 3 Configuring the Cisco 1604 Router

Step 6—Testing the Cisco 1604 Connection to the Cisco AS5300

Step 6 Enter additional commands as illustrated below to verify robo-austin’s connection with hq-sanjose:

robo-austin#

show dialer map

 

 

 

Static

dialer map ip

10.1.254.1 name hq-sanjose (14085551234) on BRI0

robo-austin#

show dialer

 

 

 

BRI0 -

dialer type =

ISDN

 

 

 

Dial String

 

Successes

Failures

Last called

Last status

14085551234

 

 

1

0

00:00:30

successful

0 incoming call(s) have been screened.

 

 

0 incoming call(s) rejected for callback.

 

 

BRI0:1

- dialer

type

= ISDN

 

 

 

Idle timer (120

secs), Fast idle timer (20 secs)

 

Wait for carrier (30

secs), Re-enable (15 secs)

 

Dialer

state

is

multilink member

 

 

Dial reason:

ip

(s=10.1.254.4, d=10.1.254.1)

 

Connected to

14085551234 (hq-sanjose)

 

 

BRI0:2

- dialer

type

= ISDN

 

 

 

Idle timer (120

secs), Fast idle timer (20 secs)

 

Wait for carrier (30

secs), Re-enable (15 secs)

 

Dialer

state

is

idle

 

 

 

 

Virtual-Access2

- dialer type = IN-BAND SYNC NO-PARITY

 

Rotary

group

0,

priority 0

 

 

 

Idle timer (120

secs), Fast idle timer (20 secs)

 

Wait for carrier (30

secs), Re-enable (15 secs)

 

Dialer

state

is

data

link layer up

 

 

Time until disconnect 105 secs

 

 

Connected to

14085551234 (hq-sanjose)

 

 

robo-austin#

show ppp multilink

 

 

Bundle

hq-sanjose, 1

member, Master link is Virtual-Access2

Dialer

Interface is BRI0

 

 

 

0 lost fragments, 0 reordered, 0 unassigned, sequence 0x0/0x0 rcvd/sent 0 discarded, 0 lost received, 1/255 load

Member Link: 1 (max not set, min not set)

BRI0:1

robo-austin#show interface bri 0:1 BRI0:1 is up, line protocol is up

Hardware is BRI

MTU 1500 bytes, BW 64 Kbit, DLY 20000 usec, rely 255/255, load 1/255 Encapsulation PPP, loopback not set, keepalive set (10 sec)

LCP Open, multilink Open

Last input 00:00:07, output 00:00:07, output hang never Last clearing of "show interface" counters never Queueing strategy: fifo

Output queue 0/40, 0 drops; input queue 0/75, 0 drops 5 minute input rate 0 bits/sec, 0 packets/sec

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

472 packets input, 13496 bytes, 0 no buffer

Received 469 broadcasts, 0 runts, 0 giants, 0 throttles

0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored, 0 abort 504 packets output, 18013 bytes, 0 underruns

0 output errors, 0 collisions, 0 interface resets

0 output buffer failures, 0 output buffers swapped out

104 carrier transitions

Cisco IOS Dial Services Quick Configuration Guide

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Cisco Systems 1604 manual Show dialer, Isdn, Show ppp multilink

1604 specifications

Cisco Systems 1604 is a multifaceted router that exemplifies the evolution of networking technology. Introduced in the 1990s, it was designed primarily for interconnecting local area networks (LANs) and wide area networks (WANs). As one of the early routers in the Cisco family, the 1604 laid the groundwork for numerous advancements in the networking space.

One of the standout features of the Cisco 1604 is its modular design. This architecture allows users to customize the router according to their specific needs by adding various modules and interface cards. This adaptability made it popular among organizations that required flexible networking solutions. The router supports multiple types of interfaces including Ethernet, Token Ring, and serial connections, accommodating a variety of networking environments.

In terms of performance, the Cisco 1604 offers impressive capabilities for its time. It supports both routing and bridging functions, enabling it to seamlessly integrate different types of networks. The router can handle up to 4Mbps of bandwidth, sufficient for small to medium-sized network environments. Its built-in memory capacity allows for efficient processing, providing a reliable platform for data communications.

The Cisco 1604 is built on Cisco's proprietary IOS (Internetwork Operating System), which is a critical component of its operation. IOS provides a robust command-line interface for configuration and management, facilitating advanced networking tasks such as routing protocols, security features, and network diagnostics. The support for multiple routing protocols, including RIP, OSPF, and EIGRP, enhances its functionality and compatibility with diverse network architectures.

Security features in the Cisco 1604 are notable, providing essential tools to safeguard data transmitted across networks. It supports various access control lists (ACLs) that enable administrators to regulate network traffic and restrict unauthorized access.

Moreover, the Cisco 1604 was designed with reliability in mind. It includes features like automatic keep-alives for connection monitoring and error-correction protocols to ensure consistent performance.

In conclusion, the Cisco Systems 1604 router represents a significant milestone in networking technology. Its modular design, high performance, advanced IOS capabilities, and robust security measures make it a noteworthy solution for businesses looking to build effective networking infrastructures. While newer models have surpassed its capabilities, the legacy of the Cisco 1604 continues to influence modern networking practices and designs.