Re: Crossover cable DB50 to DB50

From: Neil Moore (neil@droopy.com)
Date: Tue Nov 26 2002 - 09:13:10 GMT-3


Ah... the 3000 series.. they do not have the "smarts" like your 4500 does..
check out this groupstudy link.. It might be a jumper to select the mode..
The 3000's IOS (AGS+) is not like the current versions..
http://www.groupstudy.com/archives/cisco/199903/msg00153.html
----------------------------------------
Neil Moore CCIE#10044
----- Original Message -----
From: "Peng Zheng" <zpnist@yahoo.com>
To: "Neil Moore" <neil@droopy.com>
Cc: <ccielab@groupstudy.com>
Sent: Monday, November 25, 2002 11:14 PM
Subject: Re: Crossover cable DB50 to DB50

>
> When I connect the DCE side to a 4500, it works well.
> But I think Cisco 3000 should support DCE because in:
>
> http://www.itparade.com/product_library/cisco_routers/3000.shtml
>
> There are DCE cables for Cisco 3000. Does Cisco 3000
> need to be set up to support DCE?
>
>
>
>
> --- Neil Moore <neil@droopy.com> wrote:
> > It does not look like a cross-over cable (or pins
> > are bent etc)
> >
> > Here is what it looks like when it is:
> > FrameSwitch-BB1#show controller s 0
> > HD unit 0, NIM slot 0, NIM type code 12, NIM version
> > 5
> > idb = 0x61896F6C, driver structure at 0x6188E120,
> > regaddr = 0x3C000000
> > buffer size 1524 Universal Serial: DCE V.35 cable,
> > clockrate 2000000
> >
> > And on the other side:
> > Router#show controller s 0
> > HD unit 0, idb = 0x27D7C0, driver structure at
> > 0x284D80
> > buffer size 1524 HD unit 0, V.35 DTE cable
> > --------------------------------------------------
> > ----------------------------------------
> > Neil Moore CCIE#10044
> > ----- Original Message -----
> > From: "Peng Zheng" <zpnist@yahoo.com>
> > To: "Neil Moore" <neil@droopy.com>
> > Sent: Monday, November 25, 2002 9:42 PM
> > Subject: Re: Crossover cable DB50 to DB50
> >
> >
> > > r1 is DCE and r2 is DTE. I already set clock rate
> > > 64000 on r1 but I can not find in configuration.
> > > Below is my config and show controller s on both
> > > routers.
> > >
> > >
> > > r1(config)#int s 0
> > > r1(config-if)#clock ?
> > > rate Configure serial interface clock speed
> > >
> > > r1(config-if)#clock rate 64000
> > > r1(config-if)#^Z
> > > r1#sh run
> > > Building configuration...
> > >
> > > 00:04:32: %SYS-5-CONFIG_I: Configured from console
> > by
> > > console
> > > Current configuration:
> > > !
> > > version 12.1
> > > service timestamps debug uptime
> > > service timestamps log uptime
> > > no service password-encryption
> > > !
> > > hostname r1
> > > !
> > > !
> > > !
> > > !
> > > !
> > > !
> > > ip subnet-zero
> > > no ip domain-lookup
> > > !
> > > !
> > > !
> > > !
> > > interface Ethernet0
> > > no ip address
> > > shutdown
> > > !
> > > interface Serial0
> > > ip address 10.1.1.1 255.255.255.0
> > > !
> > > ip classless
> > > no ip http server
> > > !
> > > !
> > > line con 0
> > > transport input none
> > > line aux 0
> > > line vty 0 4
> > > login
> > > !
> > > end
> > >
> > > -------------------------------------------
> > >
> > > r2#sh run
> > > Building configuration...
> > >
> > > Current configuration:
> > > !
> > > version 12.1
> > > service timestamps debug uptime
> > > service timestamps log uptime
> > > no service password-encryption
> > > !
> > > hostname r2
> > > !
> > > !
> > > !
> > > !
> > > !
> > > !
> > > ip subnet-zero
> > > no ip domain-lookup
> > > !
> > > !
> > > !
> > > !
> > > interface Ethernet0
> > > no ip address
> > > shutdown
> > > !
> > > interface Serial0
> > > ip address 10.1.1.2 255.255.255.0
> > > !
> > > ip classless
> > > no ip http server
> > > !
> > > !
> > > line con 0
> > > transport input none
> > > line aux 0
> > > line vty 0 4
> > > login
> > > !
> > > end
> > >
> > > r2#
> > >
> > >
> >
> -----------------------------------------------------
> > >
> > > r1#show controller s
> > > MK5 unit 0, idb 0x815A54, ds 0x81BD98, regaddr
> > > 0x2130040, reset_mask 0x2
> > > IB at 0x40147A0: mode=0x0108, local_addr=0,
> > > remote_addr=0
> > > N1=1524, N2=1, scaler=100, T1=1000, T3=2000, TP=1
> > > buffer size 1524
> > > V.35 serial cable attached
> > > RX ring with 16 entries at 0x14808 : RLEN=4,
> > Rxhead 0
> > > 00 pak=0x81F680 ds=0x401E4F8 status=80
> > max_size=1524
> > > pak_size=0
> > > 01 pak=0x81F424 ds=0x401DE3C status=80
> > max_size=1524
> > > pak_size=0
> > > 02 pak=0x81F1C8 ds=0x401D780 status=80
> > max_size=1524
> > > pak_size=0
> > > 03 pak=0x81EF6C ds=0x401D0C4 status=80
> > max_size=1524
> > > pak_size=0
> > > 04 pak=0x81ED10 ds=0x401CA08 status=80
> > max_size=1524
> > > pak_size=0
> > > 05 pak=0x81EAB4 ds=0x401C34C status=80
> > max_size=1524
> > > pak_size=0
> > > 06 pak=0x81E858 ds=0x401BC90 status=80
> > max_size=1524
> > > pak_size=0
> > > 07 pak=0x81E5FC ds=0x401B5D4 status=80
> > max_size=1524
> > > pak_size=0
> > > 08 pak=0x81E3A0 ds=0x401AF18 status=80
> > max_size=1524
> > > pak_size=0
> > > 09 pak=0x81E144 ds=0x401A85C status=80
> > max_size=1524
> > > pak_size=0
> > > 10 pak=0x81DEE8 ds=0x401A1A0 status=80
> > max_size=1524
> > > pak_size=0
> > > 11 pak=0x81DC8C ds=0x4019AE4 status=80
> > max_size=1524
> > > pak_size=0
> > > 12 pak=0x81DA30 ds=0x4019428 status=80
> > max_size=1524
> > > pak_size=0
> > > 13 pak=0x81D7D4 ds=0x4018D6C status=80
> > max_size=1524
> > > pak_size=0
> > > 14 pak=0x81D578 ds=0x40186B0 status=80
> > max_size=1524
> > > pak_size=0
> > > 15 pak=0x81D31C ds=0x4017FF4 status=80
> > max_size=1524
> > > pak_size=0
> > > TX ring with 1 entries at 0x148C0 : TLEN=0, TWD=7
> > > tx_count = 0, tx_head = 0, tx_tail = 0
> > > 00 pak=0x000000 ds=0x4000000 status=0x38
> > max_size=1524
> > > pak_size=0
> > > XID/Test TX desc at 0xFFFFFF, status=0x30,
> > > max_buffer_size=0, packet_size=0
> > > XID/Test RX desc at 0xFFFFFF, status=0x0,
> > > max_buffer_size=0, packet_size=0
> > > Status Buffer at 0x4014980: rcv=0, tcv=0,
> >
> === message truncated ===
>
>
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