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NIM-2BRI-S/T= NIM-2B-S/T 2-port ISDN BRI WAN interface card for data
,2端口ISDN BRI广域网数据接口卡
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类型: 思科C8300系列路由器
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Table 1.       Comparison of the 2- and 4-port ISDN BRI NIMs with the ISR G2 Series ISDN BRI modules

Feature type

Feature

ISR G2 Series ISDN BRI NIMs

4000 Series ISDN BRI NIMs

Leased line

64K mode

Yes

Yes

128K mode

Yes

Yes

Backup for primary

Backup for primary interface

Yes

Yes

Dialer watch group and watch list

Yes

Yes

Dialer map

Dialer map

Yes

Yes

Encapsulation

High-level Data Link Control (HDLC)

Yes

Yes

Point-to-Point Protocol (PPP)

Yes

Yes

Frame relay

Yes

No

X.25

Yes

No

Link Access Procedure on the D channel (LAPD)

Yes

No

Legacy DDR

Dialer string on D channel

Yes

No (*1)

Dialer rotary-group DDR

Yes

Yes

Dialer pool/profile DDR

Yes

Yes

Maximum Transmission Unit (MTU)

MTU change

Yes

Yes

Jumbo packets

Yes

Yes

MLPPP

MLPPP in rotary-group case

Yes

Yes

MLPPP in dialer pool case

Yes

Yes

Bridging

Bridge over ISDN port

Yes

No (*2)

Snapshot routing

 

Yes

No

Clocking

Independent clocking 

Yes

Yes

Quality of Service (QoS)

Interface-level QoS for ISDN

Yes

Yes

Dial-in and dial-out

Dial-in and dial-out for Primary Rate Interface (PRI)

Yes

Yes

Network Management System (NMS)

ISDN MIB support 

Yes

Yes

Module OIR

Module hot-swap support 

No

Yes

PPP

PPP callback

Yes

Yes

PPP authentication – Challenge Handshake Authentication Protocol (CHAP)

Yes

Yes

PPP authentication – Password Authentication Protocol (PAP)

Yes

Yes

*1 - Dialer string is configured under Dialer Interface on NIM-2BRI-S/T and NIM-4BRI-S/T.

*2 - Bridge is replaced with BDI in Cisco IOS XE. At the time of this writing, the ISDN port is not supported.

CLI comparison to Cisco ISR G2 Series for configuring ISDN modules

There is no noticeable difference in the ISDN command-line interface between Cisco IOS® XE and Cisco IOS M&T (Cisco IOS Classic).

Dialer features

Table 2 lists supported dialer features for the 2- and 4-port ISDN BRI NIMs.

Table 2.       Supported dialer features

Supported dialer features

Dialer list with ACL

Dialer caller

Dialer fast-idle

Dialer group

Dialer called

Dialer priority

Dialer in-band

Dialer callback

Dialer redial interval

Dialer string

Dialer enable-timeout

Dialer redial attempts

Dialer map

Dialer idle-timeout

Dialer route watch

Switch types

Table 3 lists supported and unsupported ISDN switch types for the 2- and 4-port ISDN BRI NIMs.

Table 3.       Supported and unsupported ISDN switch types for BRI

Supported

Unsupported

basic-1tr6

basic-dms100

basic-5ess

basic-ni

basic-net3

 

basic-qsig

 

basic-ts013

 

ntt

 

Product specifications

Models

●   2 or 4 ISDN BRI ports with S/T interface:

?     2 port: NIM-2BRI-S/T (NIM-2B-S/T)

?     4 port: NIM-4BRI-S/T (NIM-4B-S/T)

●   Use RJ-45 connectors

Ordering information

Product number

Description

NIM-2BRI-S/T (NIM-2B-S/T)

2-port ISDN BRI S/T network interface module

NIM-4BRI-S/T (NIM-4B-S/T)

4-port ISDN BRI S/T network interface module

Hardware specifications

Table 8 lists the hardware specifications for the 2- and 4-port ISDN BRI NIMs.

Table 8.       Hardware specifications

Specification

Data

Physical specifications

●  Singlewide NIM, no slot restrictions

●  Dimensions (H x W x D) 1.25 x 3.50 x 7.24 in. (3.18 x 8.89 x 18.39 cm)

Weight

●  2-port NIM: 0.42 lb (191 g)

●  4-port NIM: 0.44 lb (200 g)

Environmental specifications

●  Operating temperature: 32° to 104°F (0° to 40°C)

●  Storage temperature: -4° to 149°F (-20° to 65°C)

●  Relative humidity: 10% to 90%, noncondensing

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