From: Yasser Aly (blackyeyes00@hotmail.com)
Date: Fri Nov 14 2003 - 10:12:31 GMT-3
If tcp header-compression was enabled only from one side but not the other,
will the connestion still work ?
How about payload compression - if enabled from one side but not the other -
?
>From: "Scott Morris" <swm@emanon.com>
>
>Your connection seemed to work just fine!
>
> >RouterB#telnet 192.168.1.1 Trying 192.168.1.1 ... Open <<<-----
>
> >Password required, but none set
>
> >[Connection to 192.168.1.1 closed by foreign host]
>
>However, you need to set a password under the VTY ports in order to be
>allowed to telnet in! :)
>
>HTH,
>
>
>Scott Morris, CCIE4 (R&S/ISP-Dial/Security/Service Provider) #4713,
>CISSP, JNCIS, et al.
>IPExpert CCIE Program Manager
>IPExpert Sr. Technical Instructor
>swm@emanon.com/smorris@ipexpert.net
>http://www.ipexpert.net
>
>
>-----Original Message-----
>From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
>William Chen
>Sent: Friday, November 14, 2003 3:44 AM
>To: ccielab@groupstudy.com
>Subject: Frame Relay TCP Header Compression
>
>
>Dear group,
>
> For frame-relay tcp header compression, if I turn on the header
>compression on the an interface, all the PVC will inherit the
>compression. The command "frame-relay map ip addr dlci nocompress" is
>suppose to disable this inheritance. Therefore, I try if one end of
>Frame Relay allow this inheritance, but another end disable the
>inheritance, then TCP connection will be failed.
>
>RouterA:
>interface Serial0/0
> ip address 192.168.1.1 255.255.255.0
> encapsulation frame-relay
> frame-relay map ip 192.168.1.2 204 broadcast nocompress frame-relay ip
>tcp header-compression ! RouterA#sh frame-relay map Serial0/0 (up): ip
>192.168.1.2 dlci 204(0xCC,0x30C0), static,
> broadcast,
> CISCO, status defined, active
>
>RouterB:
>interface Serial0/0
> ip address 192.168.1.2 255.255.255.0
> encapsulation frame-relay
> frame-relay map ip 192.168.1.1 402 broadcast nocompress frame-relay ip
>tcp header-compression ! RouterB#sh frame map Serial0/0 (up): ip
>192.168.1.1 dlci 402(0x192,0x6420), static,
> broadcast,
> CISCO, status defined, active
> TCP/IP Header Compression (inherited), connections: 256
>
>RouterB#p 192.168.1.1
>
>Type escape sequence to abort.
>Sending 5, 100-byte ICMP Echos to 192.168.1.1, timeout is 2 seconds:
>!!!!! Success rate is 100 percent (5/5), round-trip min/avg/max =
>56/57/60 ms RouterB#telnet 192.168.1.1 Trying 192.168.1.1 ... Open
>
>
>Password required, but none set
>
>[Connection to 192.168.1.1 closed by foreign host]
>
>Anyone know why?
>
>Best Regard,
>William Chen
>
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