Date: Oct 06 2000 21:19:47 EDT
From: Rafael Loff <[EMAIL PROTECTED]>
Subject: [redewan] RE: [redewan] Configura��oi X25

Caro Jeffeerson,
Abaixo segue uma configura��o simples de X.25, bem b�sica mesmo.
Mais abaixo tem uma conf sugerida pela Cisco.
Note que alguns valores t�m de ser fornecidos pela sua carrier, no seu caso
dava ser a Embratel, n�?! Se for, o telefone de suporte da Renpac �
078-51103
L� vai...
interface Serial X
 description "Conexao X.25"
 bandwidth <BANDA>
 encapsulation x25
 x25 address <ENDERECO_DADO_PELA_RENPAC>
 x25 htc <VALOR_DADO_PELA_RENPAC>
 x25 nvc <VALOR_DADO_PELA_RENPAC>
 x25 map pad <ENDERECO_DADO_PELA_RENPAC>
!

Conf da Cisco...

Typical X.25 Configuration Example
The following example shows the complete configuration for a serial
interface connected to a commercial X.25 PDN for routing the IP protocol.
The IP subnetwork address 131.108.9.0 has been assigned for the X.25
network.


----------------------------------------------------------------------------
----
Note When routing IP over X.25, the X.25 network must be treated as a single
IP network or subnetwork. Map entries for routers with addresses on
subnetworks other than the one on which the interface's IP address is stored
are ignored by the routing software. Additionally, all routers using the
subnet number should have map entries for all others. There are also issues
with the broadcast flag, which apply both to IP and to other protocols with
dynamic routing. 
----------------------------------------------------------------------------
----

interface serial 2
ip address 131.108.9.1 255.255.255.0
!
encapsulation X25
!
! The "bandwidth" command is not part of the X.25
! configuration; it is especially important to understand that it does not
! have any connection with the X.25 entity of the same name.
! "bandwidth" commands are used by IP routing processes (currently only
IGRP)
! to determine which lines are the best choices for traffic.
! Since the default is 1544 Kbaud, and X.25 service at that rate is not
generally
! available, most X.25 interfaces that are being used with IGRP in a
! real environment will have "bandwidth" settings.
!
! This is a 9.6 Kbaud line:
!
bandwidth 10
!
! These Level 3 parameters are default flow control values; they need to
! match the PDN defaults. The values used by an SVC are negotiable on a
per-call basis:
!
x25 win 7
x25 wout 7
x25 ips 512
x25 ops 512
!
! You must specify an X.121 address to be assigned to the X.25 
! interface by the PDN.
!
x25 address 31370054065
!
! The following Level 3 parameters have been set to match the network.
! You generally need to change some Level 3 parameters, most often
! those listed below. You might not need to change any Level 2
! parameters, however.
!
x25 htc 32
x25 idle 5
x25 nvc 2
!
! The following commands configure the X.25 map. If you want to exchange
! routing updates with any of the routers, they would need 
! "broadcast" flags.
! If the X.25 network is the only path to the routers, static routes are
! generally used to save on packet charges. If there is a redundant 
! path, it might be desirable to run a dynamic routing protocol.
!
x25 map IP 131.108.9.3 31370019134 ACCEPT-REVERSE
! ACCEPT-REVERSE allows collect calls
x25 map IP 131.108.9.2 31370053087
!
! If the PDN cannot handle fast back-to-back frames, use the
!"transmitter-delay" command to slow down the interface.
!
transmitter-delay 1000



____________________________________________
Rafael L�ff
Backbone Team
[EMAIL PROTECTED]

Vant Communications
www.vant.com.br



-----Original Message-----
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED]]
Sent: Thursday, October 05, 2000 8:38 AM
To: Lista de Discuss�o Rede Wan
Subject: [redewan] Configura��oi X25


Lista de Discuss�o Rede Wan - http://www.networkdesigners.com.br

Ola,

Eu necessitando de informacoes para configurar um router cisco 2501 om link
X25,
alguem tem um passo a passo, ou um modelo de configura��o que eu possa
tomar como
exemplo ????, o meu link � um pvc, camada2=7 camada3=2


[]s

Jefferson

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